Engine Type: Single-Cylinder Displacement: 39.3 cu. in. (644 cc) Bore and Stroke: Bore: 3.93 in. (100 mm); Stroke: 3.23 in. (82 mm) Cooling: Air / Oil Compression Ratio: 9.5:1 Fuel System: Gas Transmission: Manual Front Suspension: Telescopic Fork Rear Suspension: Twin Sided Swing Arm Front Brakes: Hydraulic Disc Rear Brakes: Hydraulic Disc Front Tire: 90/90 R21 54S Rear Tire: 120/90 R17 64S Wheelbase: 58.7 in. (1490 mm) Seat Height: 34.8 in. (885 mm) Fuel Capacity: 3.4 gal. (13 L) Speedometer: Standard Odometer: Standard