Engine Engine Type 109cc air-cooled single-cylinder four-stroke Bore And Stroke 55.0mm x 55.6mm Compression Ratio 9.5:1 Valve Train OHC; two valves per cylinder Induction 16mm carburetor Drivetrain Transmission Automatic V-Matic belt drive Chassis Suspension Brakes Front Suspension 26.8mm inverted fork; 3.5-inch travel Rear Suspension Single shock; 2.8-inch travel Front Brake 130mm drum; Combined Braking System (CBS) Rear Brake 130mm drum; Combined Braking System (CBS) Front Tire 90/90-12 Rear Tire 90/100-10 Dimensions Rake 27.5° Trail 3.1 inches Wheelbase 50.6 inches Seat Height 30.0 inches Fuel Capacity 0.9 gallon, including 0.2-gallon reserve Curb Weight 234 pounds (includes all standard equipment, required fluids and a full tank of fuel) Miles Per Gallon Over 70 MPG* - Honda fuel economy estimates are based on EPA exhaust emission measurement test procedures and are intended for comparison purposes only. Your actual mileage will vary depending on how you ride, how you maintain your vehicle, weather, road conditions, tire pressure, installation of accessories, cargo, rider and passenger weight, and other factors.