GY-6 Style Engine: Ultimate Gas Saver! up to 80 miles per gallon*, fuel-efficient and environmentally friendly. Rugged Dual Rear Shock Suspension: This makes your riding comfortable on all types of roads and streets. Aluminum Wheels: These larger aluminum wheels enhance traction and cornering ability Upgraded Aluminum Muffler System Easy to Park: Choose between the sides and for quick stops or the center stand, which makes it easy to park anywhere. Comfortable Padded Seat: Riding should be comfortable and fun! Fast Shipping Wherever the Maddog goes, it always gets you noticed. With its Maddog design that includes wide tires, a minimal frame design, and super bright headlamps. The 50cc engine gives you loads of power wherever you need to go with up to 80+mpg*, a fully automatic CVT transmission provides the power you need and a rugged suspension makes your ride comfortable and fun. revised 3/2023 Assembly instruction Tech Specs Engine 50cc, 139QMB, xinba Transmission Automatic Drive type Belt Belt and/or chain size Belt: 788*18*30 Starter System Elec/kick start Fuel system Gasoline,1.2gal, carbureted Brakes (Front/Rear) Disc / Drum Tire size(Front/Rear) 120/70-12 ; 205/30-12 Wheel size and type(Front/Rear) 12, Alunimum Oil capacity and type (in liters) 0.8L, 10w40 aircooled engine oil (non-synthetic) Gear oil type and capacity( in liters) GL-3, 0.25L Battery 12V/7A Lights Standard lights Suspension(Front/Rear) Dual telescopic forks / dual shock Dimensions(in inches) Assembled(LxWxH): 80.7x29.9x38.5, crated(LxWxH): 73x23x33, seat height: 23.6, wheelbase: 62.9 Weight 330 lbs Weight capacity 242 lbs Ground clearance (in inches) 3.5 Assembly required Front wheel, front fender, handlebars, mirrors,front disc Special features Include: speedometer, horn, odometer, mirrors EPA approved EPA approve, CARB exempt