Engine Type: Single-Cylinder Displacement: 6.6 cu. in. (109 cc) Bore and Stroke: Bore: 1.97 in. (50 mm); Stroke: 2.19 in. (55.6 mm) Cooling: Air Compression Ratio: 9.0:1 Fuel System: Gas Front Suspension: Telescopic Fork Front Brakes: Drum Front Tire: 70/100-14 Rear Suspension: Twin Sided Swing Arm Rear Brakes: Drum Rear Tire: 80/100-12 Fuel Capacity: 1 gal. (3.8 L) Wheelbase: 41.9 in. (1064.3 mm) Ground Clearance: 6.7 in. (170.2 mm) Seat Height: 25.9 in. (657.9 mm) Trail: 2 in. (53 mm) Rake: 25.4 Transmission: Manual / Automatic Clutch