Tronbike 1.0.1Tronbike 1.0.2 NekkidTronbike 1.0.2 Nekkid2
OwnerTodd Stiers
LocationBerkeley, California US map
Web/EmailWebPage email image
Vehicle1991 Kawasaki ZX-11 C
Formerly a 130 hp, 180 mph, 600 lb crotch rocket.
MotorBriggs and Stratton ETEK Permanent Magnet DC
The classic.
DrivetrainChain drive, #50 pitch, 10 tooth front, 71 rear.
ControllerAlltrax 7234P
Can handle 72 Volts, 300 Amps.
Batteries5 US Battery ub12550, 12.00 Volt, Lead-Acid, AGM
Would love to go LI-FePO.
System Voltage60 Volts
ChargerSoneil 1212SR
5 of these, 1 for each battery, on-board and now removable
HeaterCalifornia Sunshine, Kenvelo Leather Jacket, Arai Helmet. Knee and Elbow body armor.
DC/DC ConverterAstrodyne SD100C
Input: 24-72VDC @ 1.5-2amp
Output: 12VDC @ 100 watt max
Isolated configuration, fused @ 2 amps on input.
InstrumentationiPaq H3650, running custom TBM (Tronbike Meter) software, wired to the Alltrax controller.

Code is written in "pygtk", running on Familiar Linux - see WebPage />
Top Speed45 MPH (72 KPH)
AccelerationGreat, low gearing in place (10 tooth front to 71 tooth rear).
Range25 Miles (40 Kilometers)
At least 16.4 with 1000+ feet of climbing > 25 mph
Watt Hours/Mile123 Wh/Mile
8.1 miles/KW-hr stop and go < 40 mph

Miles per Watt Hr makes more sense as a unit comparable to MPG...
EV Miles
Current:250 Miles (402 Kilometers)
Seating Capacity2 adults, but I took off rear pegs to save weight and resist temptation (new rider myself)
Curb Weight450 Pounds (204 Kilograms)
(100 lbs LESS than wet-stock weight)
TiresOriginal, big and bad.
Conversion Time11 months, was running in 3 months.
Conversion Cost$5550 for everything (bike, tools, screw ups, unused parts, insurance, training, riding gear).
Parts ~ $3600.
Additional Features* Removed center stand.
* Cut out/hollowed tank shell.
* Removable on board charger and extension cord.
* LED indicator lights and relay
* LED brake lights
* 35W HID H4 headlight
* 12 volt auxiliary plug and switch.
* Tank camera mount.
FOR SALE - $3595 (WebPage />
The best looking, best working EV you can get for the money.

code by jerry