SURRON DIY 39HP FRAME-UP BEAST BUILD — HOW I SAVED $9,000
CoolWatts CoolWatts
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 Published On Apr 3, 2024

SURRON DIY 29kW/80V FRAME-UP BUILD FROM SCRATCH – THE DEFINITIVE HOW-TO GUIDE:

0:00 - Introduction
0:38 - Cost Analysis! And Components
8:44 - Cons - Why Not DIY Build a Sur-Ron?
10:27 - Pros - Why DIY Build a Sur-Ron?
13:15 - Parts List - Start Of Build
14:35 - Parts List - End Of Build (4 Months Later)
30:16 - Build Sheets and Wiring Schematic
31:36 - Wiring Harness Layout
38:25 - The Actual Build Video!
38:57 - Domino Throttle Wiring
41:07 - Frame Has Arrived!
44:00 - Frame Parts Ready to Install
49:40 - Frame Bearings & Bushings Included
50:41 - Seat Installation
53:38 - 2nd Day Assembling
55:42 - Steering Tube Bearing - Not Fun
1:05:19 - ECD Wrap Arrives
1:06:39 - KO RS Motor Arrives
1:09:51 - Warp9 Stuff Arrives, Fork Install
1:12:24 - 6AWG Harness & QS8
1:14:21 - X-9000 Controller Installation
1:16:45 – First Power-On Test
1:20:14 - "New" Warp9 Chain Drive Looks Used
1:21:57 - Linkage & Triangle: Ali vs. Warp9
1:25:36 - Jackshaft/Swingarm Installation
1:29:13 - 3:45am on a Tuesday in February...
1:30:13 - Installing The Wrap
1:36:36 - Milk Racing wheels delayed...and delayed...
1:39:20 - Magura Brake Install, Cockpit
1:46:59 - Drilling Out The Magura Brake Disc
1:47:20 - Milk Racing Arrives... After 9+ Weeks
1:49:43 - One month later...Warp9 Wheels Here, Can Finish
1:53:33 - Finally Together!
1:55:08 - Renthal R1 Chain Install / Cut / Cleaning
1:56:52 - 90/100 - 16 Tire Clearance
1:57:53 - Beauty Shots
1:58:20 - Very Slow, Cautious First Test Runs
1:59:13 - Initial Riding Impressions

First: Sorry this video, again, is (just a bit) long! Tried to make it as brief as possible but it covers the 4-month process of researching, finding components, and DIY building my 29kW, 80v monster Surron.

HEADLINE SPECS:
Battery - 22S9P/Samsung 40T/80V nominal/92.4V fully charged/36Ah/2880Wh
Controller - EBMX X-9000 v2
Motor - KO RS (EBMX XLB-60 coming sometime)
Peak Power: 315A @ 92.4v, 29.1 kW
Top Speed: ?
Range: +/- 80km
Cost: Way more than I planned


HELPFUL DOWNLOADS

Battery case 410mm.STL:
https://drive.google.com/file/d/1voKe...

Surron parts catalog / exploded parts diagram:
https://drive.google.com/file/d/1s1f2...

All Surron docs:
https://drive.google.com/file/d/11Nqe...


COMPONENTS USED FOR THE BUILD
Frame:
https://www.aliexpress.com/item/10050...

Swingarm:
https://www.aliexpress.com/item/10050...

Subframe:
https://www.aicmotorsports.com/produc...
or
https://www.aliexpress.com/item/10050...

Controller - EBMX X-9000 v2:
https://chargedcycleworks.com/product...

Battery - DIY Components:
https://coolwatts.co

Motor - KO RS:
https://chargedcycleworks.com/product...

Wheels - Warp9:
https://chargedcycleworks.com/product...

Wheels - Milk Racing:
https://milkracing.com/product/19-16-...

Brakes - Magura MT7:
https://r2-bike.com/MAGURA-Disc-Brake...

Rotors - Magura MDR-P:
https://r2-bike.com/MAGURA-Rotor-MDR-...

Magura QM46:
https://www.bike24.com/p2773080.html?

VonkatTenFive shock:
https://chargedcycleworks.com/product...

Manitou Dorado forks:
https://chargedcycleworks.com/product...

Renthal R1 420 chain:
https://www.ebay.com/itm/404548058194?

Wrap - CCW/ECD:
https://chargedcycleworks.com/product...

Warp9 stuff-
Primary chain drive:
https://lithiumpowersports.com/produc...
Triangle:
https://lithiumpowersports.com/produc...
Linkage:
https://lithiumpowersports.com/produc...
Direct stem mount:
https://chargedcycleworks.com/product...

NOTE: FULL COMPONENT LIST LINKS in pinned comment!
Too long for description here.

I'm adding chapters to make the video easier to navigate. If you want to skip ahead to the building process clips, or when she's finished, feel free - I know it's long.

Please leave comments and questions; I'll try to answer all of them.

Thanks for watching!

My old channel, with 72v BBSHD and Tangent Ascent videos:
CALIFORNIA ELECTROBIKE UKRAINE
@californiaelectrobikeukrai5074

#Surron #Surronx #Lightbee #lbx #build #Sur-Ron #Surron build #talaria #ebike #emoto #DIY #dirtbike #electricbike #batterypack #72v #80v #surronmod #howto

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