Product name: gas mini dirt bike for kids Model:DB001 Certificate: EPA APPROVED Fuel/Oil: 25:1 Unleaded petrol & 2 cycle engine oil please see manual for detail instructions #91 oil mix required Motor: 50cc 2-Stroke Engine Start: Pull Start Rear Shock Absorption: Yes Gas Tank: 0.32 gal Max Speed: 20 Mph Range: 27 miles per tank Transmission: chain drive Recommended Age: 8+ Max Weight:165 lbs Wheel Base: 27.2 Seat Height: 21 Front/Rear Tire Size: 12 1/2*10 Brakes: disc Throttle: Variable twist-grip Seat: Padded (single rider) Handlebars: Adjustable angles not height Assembly Required: Yes Assembly parts: Handlebar clamps & front fender kids dirt bike Size: L41 xW22 xH24 Net Weight: 37 lbs Shipping Dimension: L46’’x W14’’x H26’’ Shipping Weight: 44 lbs Included: Dirt Bike User manual Tools kits Oil measure cup Warranty: seller provide 1-30 day free return and refund 31-90 day free exchange and ship parts （depending on status of vehicle） no refund if over 90day we only provide limited service(Technical Support We have complete accessories for your maintenance ) please keep product box for warranty if box damage in delivery please contact us to request new box we are in California please feel free to contact if any questions.