OwnerTyler Payne
LocationBeijing, Beijing Shi China map
Vehicle1982 Chinese Police Sidecar
I stripped the sidecar off of a heavy duty Chinese government
police sidecar and used the frame of the motorcycle for my
MotorMars ME0708 Permanent Magnet DC
48V, 15HP peak, 8HP continuous
DrivetrainChain Drive. ~1:4.5
ControllerAlltrax AXE 4844
48V, 400 Amp peak, 300 Amp 1 hour, 150 Amp Continuous
Batteries8, 12.00 Volt, Lead-Acid, Flooded
8 12V 24AH Chinese lead acid batteries in a 4s2p
configuration make up my battery
System Voltage48 Volts
Charger Chinese 24-72V
Not sure how many amps it is, but I'm going to buy another
and put both inside of the gas tank as onboard chargers.
Charges to full in about 3 hours.
DC/DC Converter 48V-12V DC/DC Converter
10 amp output, big enough just to power the lights, but if the
battery is too low it doesn't give enough juice to run the
headlight. Doesn't matter too much, though, because I won't
be driving at night.
InstrumentationNone for now.
Top Speed50 MPH (80 KPH)
Estimate based on what others with this motor have achieved
AccelerationPretty good on a full charge, otherwise pretty slow
Range22 Miles (35 Kilometers)
Rough calculation. based on constant speed at power
consumption of 90 Watt hours/mile
Seating Capacity2 adults
Curb Weight400 Pounds (181 Kilograms)
Heavy thick tubed frame
TiresAfter Market Chinese aluminum, front disc brake, rear drum
Conversion Time7 months weekends on and off
Conversion Cost~$2000
Additional FeaturesI have developed a RFID Keyless ignition. Check out my website for more info on that,
including the code for it.
Images have not been updated yet with the new motor or controller.

Follow the build at:


code by jerry