This Might Be The Best Way to Build a Stealth Bomber Ebike

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  • čas přidán 22. 03. 2023
  • Complete Stealth Bomber ebike build from scratch to test ride! A lot of this video is wiring, which, if you're building an ebike is what you're going to spend most of your time doing. I show how to set up a wiring panel that includes a bunch of components like the contactor, fuse box, ignition relay, and others that are often skipped on an ebike, mostly due to lack of space. I also show how to wire your switches and accessories in a way that's easy to service and assemble. Once the bike is assembled, I take it on the road and test all the different riding modes, acceleration, top speed, and regen braking.
    This is a pretty long video so be sure to use the chapter to jump through the different sections!
    Need help with your build? Schedule a consult.
    calendly.com/gaiusgarage
    Battery Build Video
    • How to build a MASSIVE...
    * PARTS LIST*
    3D printed standoffs
    cults3d.com/en/3d-model/tool/...
    Other 3D printed parts
    cults3d.com/en/users/GaiusGar...
    Stealth Bomber frame
    www.ebay.com/itm/314086380631...
    QS205 V3 Motor
    a.aliexpress.com/_mMSX4yy
    Heatsinks used on hub motor
    hubsink.com/products/heatsink
    Sabvoton SV72200 Motor Controller
    www.aliexpress.us/item/225183...
    DNM Front Fork
    www.aliexpress.us/item/225183...
    Rear Shock (I got the 200mm but 190mm might be better)
    www.aliexpress.us/item/225183...
    CT-22 LCD Display
    www.aliexpress.us/item/325680...
    Headlight (I used two of these in parallel)
    www.aliexpress.us/item/225183...
    Throttle
    www.amazon.com/NBPower-Limite...
    Thumb Throttle (for variable regen braking)
    www.amazon.com/Electric-Acces...
    Handlebars (get the longest ones)
    www.amazon.com/gp/product/B07...
    Bicycle Seat
    www.amazon.com/gp/product/B08...
    Contactor (this is just a link to the specific one I used - you can probably find it cheaper. I got mine on BatteryHookup.com but they are now out of stock on these)
    www.ebay.com/itm/314084083696...
    Fuse
    www.amazon.com/gp/product/B01...
    DC-DC converter
    www.amazon.com/gp/product/B0B...
    72V Relay
    www.amazon.com/gp/product/B01...
    Fuse Block
    www.amazon.com/gp/product/B01...
    Blade Fuse Holder
    www.amazon.com/gp/product/B09...
    Terminal Block (used for ground bus bar)
    www.amazon.com/gp/product/B08...
    Switch I used for lights
    www.amazon.com/gp/product/B08...
    Switch I used for contactor
    www.amazon.com/Zramo-Handleba...
    USB Port
    www.amazon.com/gp/product/B08...
    0:14 - Wiring panel intro
    3:19 - Testing the wiring panel
    6:19 - Placing components into the frame
    7:24 - Explanation of high-voltage wiring and connectors
    10:54 - Testing components and accessories
    12:23 - Controller wiring harness explanation
    16:04 - Phase wire harness and pass-throughs to controller
    17:24 - Battery compartment stand-offs and padding
    20:46 - Placing the battery pack into the frame
    24:09 - Assembling the bicycle components
    25:23 - Explanation of all connectors in assembled frame
    29:55 - Another test of all accessories in the assembled frame
    31:51 - Cleaning up the wires inside the frame
    (I did not film mounting of the wheels or placing the battery pack in the assembled frame, sorrraay)
    33:16 - Testing the hub motor
    35:34 - One final test of everything on the assembled bike
    36:00 - DONE!
    36:18 - Test ride 🏍
    35:46 - Eco mode 🍃
    37:11 - Normal mode
    37:49 - Variable regen braking
    39:00 - Sport mode 🏋️
    40:26 - Acceleration test 🏍🔥🔥🔥
    41:27 - Top speed test 🏎
    43:32 - Thanks for watching! 👍
  • Jak na to + styl

Komentáře • 519

  • @fleshpistol
    @fleshpistol Před 8 měsíci +22

    Such a beautiful future where we can build awesome motorbikes with hella sketchy sheet. What a time.

  • @Skiridr22
    @Skiridr22 Před 11 měsíci +25

    This is one of the best E-Bike build I have seen on CZcams to date

    • @GaiusGarage
      @GaiusGarage  Před 11 měsíci +1

      much appreciated, sir!

    • @frankroach9346
      @frankroach9346 Před 2 dny

      @@GaiusGaragenice work I just got stealth bomber frame can’t wait to get mine done

  • @jfeliciano15
    @jfeliciano15 Před 11 měsíci +64

    Beautiful Work Brother. I love it when someone takes the time to do these builds the right way. Thanks for sharing.

    • @jfeliciano15
      @jfeliciano15 Před 11 měsíci +1

      @@notfiveo No it is considered an electric moped and it would need to be registered depending on the state laws you live in.

    • @MetaJamm
      @MetaJamm Před 10 měsíci

      Where u find beauty here? ugly box

    • @EBIKESWN
      @EBIKESWN Před 8 měsíci

      I agree in gender, number and grade.

  • @xpndblhero5170
    @xpndblhero5170 Před 3 měsíci +8

    This was such a clean build, literally everything was done to make it as perfect as possible..... Well Done man. I imagine this bike as having a very high resale value and you could ask a pretty penny for it and you would get it easily.... 😮🖤🖤

  • @louisbassett1799
    @louisbassett1799 Před 11 měsíci +5

    Thank you for taking the time to explain the electrics in detail, will have to re-watch to take it all in :)

  • @MrSasha381
    @MrSasha381 Před rokem +1

    59mph or 95kmh top speed impresive! Thanks 4 excellent video :)

  • @deviceu
    @deviceu Před 10 měsíci +1

    Thank you for sharing this great project.

  • @user-uc8rc9vn1q
    @user-uc8rc9vn1q Před rokem +6

    I really like the the way you fused the input and the output thats tell me that you are knowledgeable man .and that difently the right way to protect the wires from getting overload current.and the input from getting over charged ..very professional...I cant imaging big companies selling their e bikes without even an input fuse 😂 they dont have money for that but its really against the safety rules & the NEC code ..dc current can fry any thing alive is not a joke to deal with Dc

  • @SimonatMac
    @SimonatMac Před 4 měsíci +5

    Hello from Germany. This bike was nicely designed. I’m not into dirt bikes, but this is sweet. I ride an ebike also built by myself.

  • @louietramposch4559
    @louietramposch4559 Před rokem +6

    Love the bussbar setup top notch 🤟👽🚲🎬

  • @joshpointoh
    @joshpointoh Před rokem +7

    I just spec'd mine out with china.:
    72v 8000w 40ah 100a controller, red frame, gold rims, headlights and brake lights, hydraulic brakes, 203mm 4 piston, zoom front and kke back suspension, motorcycle seat, alarm, color display, 19 inch turtle tires.
    2100 delivered

    • @davidanderson6222
      @davidanderson6222 Před rokem +1

      Was it legit, kinda scared of ordering one already built from China and how long did it take to come in?

    • @angeltrejo67b
      @angeltrejo67b Před rokem +1

      Can you give me an ipdate

    • @eXTreemator
      @eXTreemator Před 10 měsíci

      Those are all pieces of "cheap" crap😅

  • @denzilhamm331
    @denzilhamm331 Před 9 dny

    Any halfway competent auto tech could replicate this and definitely should. What a killer simple circuit design and build, so sick 👌

  • @9MileRoar
    @9MileRoar Před rokem +2

    Very good presentation, keep up the good work.

  • @alexchavosaurus9041
    @alexchavosaurus9041 Před rokem +19

    Such a clean inside. I wish I was better with electronics to make things like this and run additional LED’s.. I’m learning but very slowly.
    update: Ended up getting the Garmata seat with the stash box and I think I will mount my controller there. Who knows. I plan to finish my build within a year or so haha. Already burnt one motor by the phase cables getting ripped from the disc brake :( I will attempt a 3D printed cable holster that holds a washer against the swing arm to prevent any drag on both sides.. that was one thing I didn't see was how you ran your cable through the disc brake.

  • @zadraking
    @zadraking Před rokem +7

    I love custom builds like this with all this attention to detail but i never have the patience to do all this build work.

  • @dapakers
    @dapakers Před 8 měsíci +2

    very well engineered.. goodjob

  • @rickc2222
    @rickc2222 Před měsícem

    Excellent explanation of wiring up a high power ebike. saved for my future build. thank you!

  • @rubbleindajungle423
    @rubbleindajungle423 Před rokem +2

    Nicely done.

  • @gideonram4607
    @gideonram4607 Před 11 měsíci

    Best electric bike video I’ve watched!

    • @GaiusGarage
      @GaiusGarage  Před 11 měsíci

      Thank you! I'm glad it was helpful

  • @p3dtesla118
    @p3dtesla118 Před 11 měsíci +2

    As always you are doing superb job man nice ebike I love that beautiful speedometer!!

  • @averagetux1709
    @averagetux1709 Před 10 měsíci +6

    i would 100% buy this exact model. i just love how it looks. even just the frame and ill put the electronics in myself.

    • @832738
      @832738 Před 9 měsíci +1

      how much does it cost?

  • @Doogiecdog
    @Doogiecdog Před 6 měsíci +1

    Nice build!

  • @deanselvyn8579
    @deanselvyn8579 Před 6 měsíci

    Nice build. Very interesting to watch

  • @mbpro08
    @mbpro08 Před rokem +2

    Really helpful video, thanks man :)

  • @pnewt8458
    @pnewt8458 Před 9 měsíci +1

    Felt like I was having fun without even being there 😄cool man very cool

  • @THEONE-ou8wo
    @THEONE-ou8wo Před 9 měsíci +1

    This is so satisfying 🎉

  • @racerx2095
    @racerx2095 Před 11 měsíci +1

    Nice build you seem to be very good at this bro good job,💯👍👍⚡⚡⚡

  • @ripcdburnme
    @ripcdburnme Před 11 měsíci +1

    Ok, Ok, you've earned my subscription!

  • @Tha_AntiChrist
    @Tha_AntiChrist Před 15 dny

    I almost wish I went to school for electronics instead of welding. You’re awesome man. Wish I could remember that much information.

  • @Steve42098
    @Steve42098 Před 10 měsíci

    Happy to give the 1,000th like! Cool video thanks for making it. Looked really fun to ride. Subscribed!

  • @mine0002
    @mine0002 Před rokem +3

    very nice job!

  • @getnpayd1964
    @getnpayd1964 Před 8 měsíci +7

    FANTASTIC! I want to thank you for the electronics crash course in the beginning -- illustrating the function of the relay and how the positive and negative current factors in. I am a COMPLETE novice and do not understand electronics (actually fear it). But with that explanation, I am beginning to understand it a bit more, despite my previous failures. Do you teach electronics or something? Anyways, excellent job and presenting it so that an idiot (like me) can understand it. (smile)

  • @aimbot6805
    @aimbot6805 Před 9 měsíci +1

    Nice Elektro High Tech Bike. 😎

  • @dailyrider2975
    @dailyrider2975 Před 10 měsíci +4

    Just imagine! Rear swing arm isn't a fork but a single arm on which could be mounted a larger axel and hub for larger bearing. Also brake and motor can be mounted as well. Wheel would be separate coming off with 4 bolts for extreme ease. Also Box up area under seat to max to allow for storage or even charging system while increasing seat support.

  • @buggerlugz6753
    @buggerlugz6753 Před 8 měsíci +16

    Awesome set up! It'd be worth considering if batteries and motors weren't so ridiculously expensive.

    • @chamesbrown7307
      @chamesbrown7307 Před 2 měsíci

      Yep you might as well buy it they cost just as much to build so why bother

    • @appleadayboy
      @appleadayboy Před 25 dny

      you can save money if you can soldier yourself ... and not buy cells... but new unused smaller packs. ...Say 36v or 48v packs nobody is buying as much as everyone wants the best fastest highest current draw stuff

  • @mine0002
    @mine0002 Před rokem +5

    I know the bat straps should keep the bat from sliding forward and contacting the angled part of the frame, but I would put a bumper between the battery and the angled frame.

  • @jescowan26
    @jescowan26 Před 10 měsíci +1

    Such a sick build
    I'm Australian so
    59mph= 94kph
    Which is well pass anything i could legally ride on road
    But i want one still!!!

  • @rogercassini8339
    @rogercassini8339 Před měsícem

    Very good job

  • @marcosmarques9228
    @marcosmarques9228 Před 9 měsíci +1

    Very cool!!!

  • @saguilar6599
    @saguilar6599 Před rokem +2

    Awesome bro

  • @lilyun3489
    @lilyun3489 Před 10 měsíci +3

    Bro could you please update the link for the front for and the battery what a great vid BTW

  • @pascalbreier980
    @pascalbreier980 Před 2 měsíci

    Exactly right, we could get in touch, I'm currently building my e-bike and need some input on your installation. Greetings lapin 👍

  • @m.gardner6173
    @m.gardner6173 Před rokem +5

    Great video!
    Can you do one showing and explaining the variable regeneration on the second throttle?
    If you covered it before, I missed it.

    • @GaiusGarage
      @GaiusGarage  Před rokem +2

      Thanks! the variable regen is pretty simple - there is a connector for it on the controller harness which I show in the video. just connect any throttle there, and select "e-brake" in the app/software and that throttle will operate as variable regen

    • @m.gardner6173
      @m.gardner6173 Před rokem +1

      @@GaiusGarage thank you

  • @jme2359
    @jme2359 Před měsícem

    I made my own bike whit alibaba frame and 1500w rearhubmotor kit. It had 52v lfp batterys, but it was way simpler than yours. I'm amazed how complicadet and dificult it is to make high power ebike like yours. Thanks for the good video man. I had wery similar frame, but only wires was controller plus and minus, motor connections whit hall sensors, connection to display, throtle and that was it. I tuned it up to 3000w whit difternt conroller, but is was wery simple after all. I think I am only one using lfp batterys for ebike, but they worked wery nice giving all the power all the way even battery was low.

  • @freeshipping9643
    @freeshipping9643 Před 8 měsíci

    Dude I hope you have a shop or a brand? This was amazing to watch. You got the e transportation world locked down! Enjoy the $ my friend you deserve it. Friggin awesome!

    • @GaiusGarage
      @GaiusGarage  Před 8 měsíci

      Thank you! It's not the easiest to profit with all this but I'm working on it. Appreciate the support!

  • @puttipongsec11.41
    @puttipongsec11.41 Před 10 měsíci

    beautiful repair on your road, in my country is barely visible wow i love merica.

    • @GaiusGarage
      @GaiusGarage  Před 10 měsíci +1

      what's the country with the worlds greatest road repair?

  • @jamescole6846
    @jamescole6846 Před 11 měsíci +2

    Nice bike. You gotta be in Texas cause I am and that ride looks so familiar terrain. I have built 5 so far. Last two very similar to this one. Your's is WAY more engineered than mine are but they work and I ride everyday. Combined between the ones I still have and the ones I got tired of and sold I probably ridden over 5000 miles. My big one will do 56mph and that's some scary sh*t on back roads. ~45mph is my stable speed. mostly I just put around on the trails between 20-30.

    • @GaiusGarage
      @GaiusGarage  Před 11 měsíci +1

      Haha yeah the terrain is pretty unmistakable to those in the know. I've also put a ton of miles on this bike and had the same experience - 55+ is crazy, 45 is the sweet spot

  • @Zomby_Woof
    @Zomby_Woof Před měsícem

    If you can pick off a lower voltage - or use an additional very small dc-dc convertor - you could use a SSR instead of the contactor.
    Contactors do still wear out the contactor points over time, in addition to generating heat.
    They are a lot cheaper now too. I've seen several with 100a output for under $20.

  • @katiekumcgil
    @katiekumcgil Před rokem +12

    nice job ,you still have way more you can get out of that controllers and set up ,if you got the unlocked version like i did ,you can get insane speeds im using a customised crystalyte HS4065 RD motor with statorade and heat sinks ,and can quite often see the dc amps hitting 300 plus amps with phase amp sinto the 600s ,but im using a 20sx20p battery with 82 volt pack of supa capacitors in parallel ,to eliminate any V drop,

    • @katiekumcgil
      @katiekumcgil Před rokem +2

      it took along time to get mine wired and installed though because i have svmc72150 on the rear and svmc7245 on the front with a 750 watt bafang internally gear hub motor ,that has a launch timer on the front motor .i also had to use a cycle analyst inside and raspberry pie that runs android main dash and secondry 5inch touch screen in top of the frame ,i get all the data from bms and 2 sabvotons and CA via a CAN bus sheild to the pie and bought a bunch of can nodes from ali express for few bucks each for all accessories and buttons etc

    • @katiekumcgil
      @katiekumcgil Před rokem +2

      we also modified the rear swing arm and suspension to linkage type so can use way longer travel shock its no mounted up under the seat frame like an actual S bomber ,the battery has amazed me though its completely immersed in 3m novec dilectric fluid ,and they stay perfect temps ,dont even get warm even when charging at 50 amps,its expensive ,but worth it concidering its now fireproof

    • @GITMachine
      @GITMachine Před 11 měsíci +2

      Where do you learn how to do all of this? Are you an electrician?

    • @katiekumcgil
      @katiekumcgil Před 11 měsíci +1

      Audio studio engineer,and studio design.but i worked for a place called dick smith electronics while was at school and when first left school in their service deptment, i used to buuild and repair the diy electronics kits that people bought and couldnt finish or get working. But when it came to the bike i did alot of reasearch first ,and made a specific list of the functions i had to have ,and didnt deviate from thatmwhich made it alot easier

    • @katiekumcgil
      @katiekumcgil Před 11 měsíci +2

      if you ever need circuit diagrams or designs ,or how to do something im always happy to help as im retired now, had to retired early when had a stroke cpl years ago,but im ok now ,but im not going back to work

  • @xmonstar420x
    @xmonstar420x Před 11 měsíci

    I have 3/4 of my stealth bomber built and I need help finding correct everything for the front end. The shops in Florida won't help me because I didn't buy their bike from them. Any help would be GREATLY appreciated. If not, your video helped me with a couple things I was unsure of.

  • @Starr3712
    @Starr3712 Před 10 měsíci +13

    That’s a nice motorcycle, definitely not an ebike at that speed. Would recommend putting turn signals on it too. Crazy how that feature isn’t more common on ebikes.

    • @GaiusGarage
      @GaiusGarage  Před 10 měsíci +3

      its more of a motorbikle. Ive never actually used a turn signal on a motorcycle in earnest. prefer hand signals (pointing) if necessary or the best turn signal of all: acceleration

    • @Starr3712
      @Starr3712 Před 10 měsíci +4

      @@GaiusGarage pretty much the reply I expected from someone going 55 in a residential area. Lol

    • @hiiguess5199
      @hiiguess5199 Před 10 měsíci +6

      @@Starr3712yeah well u cant expect much from someone doing 60 while wearing nothing but a ''crop top'' 😂

  • @revelized
    @revelized Před 6 dny

    Great VIdeos!! very informative! I searched through and didnt see this, did you ever get a final weight for it? (i did see that you sold it now) Curious how hard it was to pedal with how beefy it was.

  • @jaceknows247
    @jaceknows247 Před rokem +8

    Nice build. Awesome video really! Whats it like going uphills though? I heard another another guy saying his clone bomber aint so good at uphills ESPECIALLY from dead stop he can hear the hub motor struggling. He has a 72v 12000w

    • @GaiusGarage
      @GaiusGarage  Před rokem +5

      Thank you! Maybe an issue with motor programming or insufficient battery with the other guy but this bike rips uphill. In fact, I've have never found a grade that even makes a noticeable difference

    • @alexchavosaurus9041
      @alexchavosaurus9041 Před rokem +6

      I am running a 72v 5000w 5T motor and mine rips up hill at 45 mph, 50-55mph flat ground.. the other guy must have something wrong cause from dead stop up a hilll, I have mad torque.

    • @kevinbaker2470
      @kevinbaker2470 Před rokem

      ​@@alexchavosaurus9041He's probably super obese 😅

  • @battedtomcatnlnl153
    @battedtomcatnlnl153 Před 11 měsíci +2

    I love it. I am Dutch so i seen many bikes and almost all of them are boring af.
    I want 1 to

  • @jjmcwill1881
    @jjmcwill1881 Před 9 měsíci +29

    This is a motorcycle. Ebike has left the chat.

    • @GaiusGarage
      @GaiusGarage  Před 9 měsíci +19

      motorbykle

    • @scootersonlyrepair6773
      @scootersonlyrepair6773 Před 6 měsíci +1

      Nope. Motorcycle. Bicycle has pedals

    • @johnfarias7230
      @johnfarias7230 Před 6 měsíci +4

      Hey it has pedals

    • @aleksandrbmelnikov
      @aleksandrbmelnikov Před 5 měsíci +1

      ​@@GaiusGarage Cute, but no. You have to put a chain around front sprocket, and loop it on a dead tensioner sprocket. Otherwise police will know it's not a bicycle. Then read your local laws, and if asked, NEVER say it can go faster than speed restriction.

    • @kevinduprey9326
      @kevinduprey9326 Před 3 měsíci

      ​@@aleksandrbmelnikov😮... Massive belly in frame tho?? Your insulting officers intelligence... Cops probably take it and use for off road pursuits 😅😅...

  • @ufpv1
    @ufpv1 Před rokem +5

    is there a wiring diagram somewhere or could you please share it?

  • @oddjobbob8742
    @oddjobbob8742 Před 5 měsíci

    23:51 were you concerned about the edges of the aluminum sheets cutting though the nylon straps? I expected you to have another set of 3D printed brackets for the top over which the straps would fit.
    Wonderful CZcams. Thank you for taking the time you produce this and share you creativity.
    Cheers!

    • @GaiusGarage
      @GaiusGarage  Před 5 měsíci

      Thank you!! Yes, I would say the aluminum wearing away at the straps is possible but given the placement, it would take a lot of use. I've put several hundred miles on this bike with no visible signs of wear but something over the top would definitely be an improvement

  • @BHARGAV_GAJJAR
    @BHARGAV_GAJJAR Před 10 měsíci

    Reminds me of an old tv show with a highly modified attack motorcycle called streethawk I used to watch as a boy might be something you will like ...

  • @simengineering9183
    @simengineering9183 Před rokem

    Great job Man! quick question any schematic or drawing of that panel? And what gauge are the wires on the relay socket? Everything I see online is 14 and 18 awg ...not suited for 72v....

    • @GaiusGarage
      @GaiusGarage  Před rokem +2

      voltage is not relevant for wire gauge, only current matters. voltage plays a role in arcing so proper insulation is needed for high voltage wires but 72V is relatively low and the insulation is more than sufficient. I didn't make a schematic for that panel

  • @cdubscorner3534
    @cdubscorner3534 Před rokem

    Nice video. Very good information. Question? What headset size did you use and brand?

    • @GaiusGarage
      @GaiusGarage  Před rokem

      thank you! I actually have no idea about the headset size. kind of a set it & forget it thing for me

  • @normanwray1341
    @normanwray1341 Před 4 měsíci +1

    Ok you are smart man 🎉😢 that a good knowledge to know

  • @M-dv1yj
    @M-dv1yj Před 23 dny

    hey bro about the regen braking. Does the frame stop the motor axle from rocking back and forth when you brake then accelerate? or did you need to use a separate torque arm? love to know how that works. I did not notice how that worked for you in the video.

  • @johnfrancis5673
    @johnfrancis5673 Před 10 měsíci +1

    Superb build & excellent/informative video, what was the total cost of the build & how many hours did you put into it?

    • @GaiusGarage
      @GaiusGarage  Před 10 měsíci

      Thank you! I honestly dont remember the exact cost or especially the amount of time. Cost is probably somewhere around $3k

  • @digable007
    @digable007 Před 9 měsíci

    Really nice work on this as well as the e-KLX.... Do you build battery cases with the plastic print machine? I would be interested in building a battery case as the case I bought is "mm's" too small. Think about renting the machine as UPS does except you know how to work the machine. I would send the case if you could print the additions/new size... really would not like to chop this thing up.. I think you can build the additions into the case... let me know... thanks!!

    • @GaiusGarage
      @GaiusGarage  Před 9 měsíci

      I may be able to help - sounds like you just need me to print some 3D models for you - but I would really need to understand the details better. Please book a Calendly session here: calendly.com/gaiusgarage/15-minute-consult its $25 but if I cant help, I will refund the cost

  • @Harry-lmao
    @Harry-lmao Před rokem +1

    You should first read the manual for ct-22 then you'll find out bout the two power lines required plus there isn't a signal light for brk-sw (only turn, regular light signals plus 3 speed mode). memory line keep some setting otherwise you always have to readjust which is annoying. There are couples of forums availabe that might come handy with all the parameters to set them up accurate for the speedo.
    Do you also have a heat shield against sunlight for your battery inside that frame? What are the specs of the battery pack? Have you made a circiut diagram for all the wiring?

    • @Vmaxfodder
      @Vmaxfodder Před rokem

      The nom was 82? It looked like a 23s ?

  • @Sky_ray
    @Sky_ray Před 11 měsíci +1

    @Gaius Garage Hello there mate. I am building a similar ebike, but that circuit board that you showed in the first part in that video is a bit confusing. Care to give a bit more detail?
    Me and a friend have been gazing on what you did there, and the more we tried to figure it out, the more questions appeared.
    First, we looked at the datasheet for those relays. It says that max switching voltage is 75V. Let's assume that I looked at a datasheet for a different relay than the one you have used, but care to provide a datasheet for yours? You ran 84V through that thing... how is it not smoking?
    Secondly, how is that key switch not caught on fire? Are you running the mains power through it? The full 84V? I didn't think these key switches could handle this much amperage, even ChatGPT agrees with me here: "The amperage through the ignition key switch is typically in the range of a few milliamperes (mA) to a few amperes (A). It is not uncommon for it to be around 5-10 amperes during the brief moment when the key is turned to the "Start" position to engage the starter relay. The actual high current required to crank the engine is drawn directly from the battery and flows through heavy-duty cables and the starter motor itself. This current can be in the range of 100-300 amperes, depending on the size and type of the engine." Can you update the description of the video and send a link to it. I wanna see what key switch you are using, although I feel like it's just a standard one.
    If you can, please make another video on how you make this board maybe? My electrician buddy was looking at this saying "that's sketchy, how is he not dead?"
    Thank you so much for the video. Please continue making more Electric moto vids in the future!

    • @GaiusGarage
      @GaiusGarage  Před 11 měsíci +1

      Yeah that relay shows 75V on the datasheet but is also indicates that the maximum working voltage for the coil is up to 130% of the rated voltage, which is about 93V. so 84V is not an issue, at least for the coil. overvolting these components isn't an exact science (I mean it is, but you don't always have to treat it like one) - some components that are more sensitive will burn right away but more often than not it will just lessen the lifespan of the component and you may have to replace the relay sooner rather than later.
      In terms of current through the key switch, that circuit is only used to power the relay.. it's the whole point of using relays, so you can control higher current circuits using something like a flimsy key switch. The relay draws 1.8W which, at ~80V, resolves to about 20mA. That's super low and not an issue at all for the key switch. Voltage doesn't matter (as long as it's below several hundred volts where arcing becomes an issue), only the current is relevant. I don't have a link to the key switch, it's just a generic one that came with the frame. I actually don't have this panel anymore because I sold it with the bike but I can help you put one together if you have questions. Just hmu on Instagram @gaiusgarage

  • @JoshuaAnother-messenger
    @JoshuaAnother-messenger Před 8 měsíci

    Yes this thing is awesome I want one what would you say the total cost of this would be and were to get everything if you don't mind me asking

    • @GaiusGarage
      @GaiusGarage  Před 8 měsíci

      Thank you! links to all the components are in the description. cost is anywhere between $2.5k - $4k largely depending on the battery pack and whether or not you build it yourself

  • @tacticooldennis
    @tacticooldennis Před rokem

    What app are you running to get the realtime specs? is it part of the display or sabvoton controller?

    • @GaiusGarage
      @GaiusGarage  Před rokem +1

      its actually the app for the BMS. its Ant BMS - but the later models use a newer app that doesnt have the voltage and current dials and graphs..sucks

  • @rkbet
    @rkbet Před 8 měsíci

    1:57 what nuts did you use to hold your board up in the frame. Im trying to do something similar.

  • @sils4493
    @sils4493 Před rokem +2

    Amazing 🤩 How did you paint your frame?

    • @GaiusGarage
      @GaiusGarage  Před rokem

      thanks! nothing fancy - just matte black spray paint

  • @kartunenetwork9232
    @kartunenetwork9232 Před 2 měsíci

    thats a nice looking bike, what brand and model is it?

  • @thomashaas6
    @thomashaas6 Před rokem

    Awesome Video!!!
    Did you just straight plug the controller in or did you program it? Because on mine the regenbreaking is not working for some reason.

    • @GaiusGarage
      @GaiusGarage  Před rokem +1

      I programmed it but didn't film that part. if you have a throttle connected to the regen throttle harness (make sure gnd, 5V, & signal wires are correctly oriented), you need to enable the "e-brake" option. then make sure you have the ebrake current option set high enough to make a difference. on mine it was initially set too low to notice. there's also the non-variable regen, which activates when you let off the throttle. for that you have to keep the "ebrake" setting off and set the regen option to one of the three settings depending on what behavior you prefer.

  • @bushcrafter6416
    @bushcrafter6416 Před 4 měsíci

    Cool!!!!

  • @ayedurand
    @ayedurand Před rokem

    What is the make and model of the battery simulator you are using? That would be very handy for bench top testing.

    • @GaiusGarage
      @GaiusGarage  Před rokem

      That's just a generic server power supply connected to a step-up converter. Any combo of the two will work. the power supply outputs 50V which is stepped up to 72V

  • @aleksandrbmelnikov
    @aleksandrbmelnikov Před 5 měsíci

    An in-line hydraulic pressure switch. Do internal (rear) brake line routing to hide the T-fitting and switch.

  • @oddjobbob8742
    @oddjobbob8742 Před 5 měsíci +1

    39:14 45 mph in a tank top. Yeah baby, eff safety! USA! USA!

  • @gabriele476
    @gabriele476 Před 10 měsíci

    do you rember/have the battery compartment dimensions?
    i ordered the frame and motor but i'm building the battery myself (not the first one) and it would be pretty usefull to me to know the max width of the battery, i want to make a pack with 21700 but i don't know if they will fit.
    probably the battery will be 145/150mm wide

    • @GaiusGarage
      @GaiusGarage  Před 10 měsíci +1

      I have the dimensions in the full build video for that battery pack here: czcams.com/video/QMQYfk2RKtU/video.html

  • @michaelenglund
    @michaelenglund Před 5 měsíci

    It might be good to create a distance between the red connector and the grounds.
    After some years of shaking the plastic on the red connector might be damaged creating a short circuit.

  • @j.jasonsantilli297
    @j.jasonsantilli297 Před 9 měsíci

    Wow that turned out dope! What was the build cost

  • @realeyesrealizereallies6828

    Man I'm good with this kind of stuff, built many batteries and bikes, but this is complicated...I'd need some help with that..Nice job, that thing came out sweet...Won't have to use your mechanical, hydraulic brakes much...Watch out for dogs in that neighborhood, don't ask, I'm sure you can use your imagination...Lets just say I drive a lil slower through my neighborhood these days...

  • @ChrisdeCastro
    @ChrisdeCastro Před 10 měsíci

    Crazy build. What tires and brakes are you running? If those are off the shelf enduro bike parts I don’t think they’re built for braking at 60mph.

    • @GaiusGarage
      @GaiusGarage  Před 10 měsíci +1

      these are dirtbike/motorcycle wheels and tires so good for high speed. brakes are downhill MTB breaks which are also very capable but pads do need to be replaced more often

  • @ULOST1320
    @ULOST1320 Před 11 měsíci +1

    Where did you buy the battery from, or did you build the battery? Thanks.

    • @GaiusGarage
      @GaiusGarage  Před 11 měsíci

      I built this battery myself. the build video is on my channel

  • @sigmaoctantis_nz
    @sigmaoctantis_nz Před rokem +3

    I did a similar install but with an 80A MCB instead of a contactor and the same DC converter. With how difficult DC is to switch, I feel like the contactor isn't actually necessary and ends up being a large extra component with higher power bikes. I do wonder if it's perfectly adequate to isolate the battery supply on and off using the BMS, since mine has a function to do that.

  • @Adam-hy1we
    @Adam-hy1we Před rokem

    You made this ebike zoomin

  • @xvsavi
    @xvsavi Před rokem +1

    This is greatt! How how I need this ?!

  • @MrThadieus
    @MrThadieus Před rokem +1

    I haven't had time to read through all the comment but well done on your project it's very well thought out , I don't know if anybody but can you post a list of links of these items please , I have the same frame with the 200A 72v I'm wanting to set up , cheers and thanks again

    • @MrThadieus
      @MrThadieus Před rokem

      I have an 8000 w hub for that controller

    • @GaiusGarage
      @GaiusGarage  Před rokem

      Appreciate it! I have list to all the parts in the video description

  • @Unacknowledged182
    @Unacknowledged182 Před rokem +1

    You should make a range test video?

  • @tylerstevens8825
    @tylerstevens8825 Před 10 měsíci

    So if I cut the brown cord would it go faster? As your saying

  • @Jbmc65
    @Jbmc65 Před 7 měsíci

    What size wheels did you put on your bike? I want to start getting the stuff together before I get working with you to build battery and wiring.

    • @GaiusGarage
      @GaiusGarage  Před 7 měsíci

      These are 19" motorcycle rim. I don't remember the tire size actually

  • @Skiridr22
    @Skiridr22 Před 11 měsíci +1

    How much power do you recouped frm the regen ? And what’s the temp on the motor at top speed?

    • @GaiusGarage
      @GaiusGarage  Před 11 měsíci

      its not a whole lot of power recouped from regen. I had the variable ebrake set very aggressively so you almost never need to use the disc brakes and even then I'd say it's less than 5%. This is probably more or less the case with every EV - just a conservation of energy thing. Not sure about the motor temp value but it does get fairly warm when riding aggressively (more hard acceleration than top speed) but it doesn't overheat unless you really abuse it

  • @dreamkiss4u
    @dreamkiss4u Před 11 měsíci +2

    what did it full cost with battery and all?

  • @MrWarfd001
    @MrWarfd001 Před 9 měsíci

    With bikes that go over 30mph do you have to think about wheel balancing the same with regular tires ? Surely at 70mph you get a vibration / wobble?

    • @GaiusGarage
      @GaiusGarage  Před 9 měsíci

      ideally they would be balanced but they would have to be pretty badly unbalanced to feel vibration. the more challenging part actually is truing these spoked wheels, especially the rest with the hub motor. wheels that are not perfectly trued contribute most to wobble and vibration

  • @quinnhutchins7817
    @quinnhutchins7817 Před rokem

    Another question maybe you would know, I am purchasing a motor with an 80amp current limit. I want to build my own battery and was looking for recommendations. My motor is 72 volts 3000 watts. Please help!

    • @quinnhutchins7817
      @quinnhutchins7817 Před rokem

      Sorry, it is a motor controller with an 80 amp current limit

  • @karmaschannel6944
    @karmaschannel6944 Před měsícem

    Are you able to sell any of your wiring harnesses.
    I'm about to purchase the same frame.

    • @GaiusGarage
      @GaiusGarage  Před měsícem

      not really because it's not really a wiring harness that can be removed in one piece - its more adapted to the frame in segments

  • @floyd.pepper
    @floyd.pepper Před 11 měsíci +12

    I think it would be cool for this bike to have kind of a neutral "gear" when the regenerative braking is off, so you can coast a little bit without slowing down. The way I see it, it can be kind of like a middle position of the throttle: the normal position is the regen brake, in the middle is neutral (motor and regen brake are off), and when you turn the throttle further it engages the motor. Don't know if someone did it or if it's a good idea at all %)

    • @GaiusGarage
      @GaiusGarage  Před 11 měsíci +16

      The regen is actually variable and on a separate thumb throttle. So if the regen throttle is not engaged, the bike coasts without any regen

    • @Sarge92
      @Sarge92 Před 10 měsíci +14

      @@GaiusGarage varibale regen is my most favorite feature ever since hydraulic brakes
      now when your rolling down a hill you can just ride the regen instead of burning brake pads
      id love someone like grinn technologies to make a version of there tripwire ebrake sensors that return a analogue value so you could use the reach adjust on hydro brakes to run regen
      so instead of having say a inch of play or deadzone on the brake levers before your hydros engage you could use that deadzone to activate the regen that way you pull lightly on the brakes and it engages the regen more pull is more regen then it moves to full regen just before the top of your brakes then if you need to stop in a hurry you can just pull hard and go straight through to your hydro brakes

  • @Zehourii
    @Zehourii Před rokem

    What bms are you using? And whats the app your currently using?

  • @mikerendell3899
    @mikerendell3899 Před rokem

    Is the phase junction box waterproof being out in the open like that.

    • @GaiusGarage
      @GaiusGarage  Před rokem +1

      definitely not waterproof but its not an issue other than corrosion over time. ideally, the terminal lugs would be nickel plated but if you clean the terminals every year or so it should be fine

  • @Vrakpundare
    @Vrakpundare Před 2 měsíci

    Hope one day it's possible to build a weather proof version which can be used also in rain and snow.

    • @GaiusGarage
      @GaiusGarage  Před 2 měsíci

      its definitely possible with a bit more effort, I just didn't bother since I typically wouldn't be riding in those conditions

    • @kimhyunwoo8983
      @kimhyunwoo8983 Před 14 dny

      Oh mate it’s pretty easy actually, the main way to make it possible is to use gaskets, pass throughs, silicone sealant along all the inside of the panels to ensure it’s sealed and on any holes that aren’t being used put in rubber stoppers with more silicone/rubber based sealant.

  • @cheekonv
    @cheekonv Před 21 dnem

    Love how so many people say Stealth Bomber when there not :)

  • @simengineering9183
    @simengineering9183 Před rokem

    How can I contact you? a bit hard to follow the wiring without a diagram?