References For Monkey Bike Model: HD50py-2 "monkey Bike". Engine Model: 1P47FMD Dimension (L X W X H) (mm): 1355 X 600 X 830. Gear System: 4 Gears. Max Load Capacity (kg): 70 Fuel Type: RQ90. Dead Weight (kg): 65 Max Speed (km/h): 55 Displacement/Power (ml/kw): 72/3. 1 Fuel Consumption (L/100kw): <=1. 9 Brake Mode: Front Wheel: Drum Rear Wheel: Drum Brake Operation Mode: Front Wheel Hand Brake Real Wheel: Kick Brake Tyre Model: Front 3. 5-8, Rear 3. 5-8