Model No: MT-Thunder-50cc_Blue UPC: 850021322977 Brand: MotoTec Country of Origin: US MotoTec Thunder 50cc 2-Stroke Kids Gas Dirt Bike Blue Specification: Motor: 50cc 2-Stroke, Air Cooled (Competition Use Only), Gas/Oil Mixture: Unleaded/25:1 ratio, Bore x Stroke: 44.02mm x 33.2mm, Rated Output: 2.4 hp 7,000 rpm, Engine Start: Pull Start, Gas Tank: 1.6 Liter, Top Speed: 25 mph (adjustable speed limiter), Cruising Range: 10+ miles per tank, Safety: Throttle Limiter, Transmission: Auto Centrifugal, Chain: 11T/54T - T8F Size, Carburetor Jet: 2.00mm (main) and 0.67mm, Recommended Age: 13+, Max Rider Weight: 150 lbs, Seat Height: 22 inches, Frame: Steel, Front & Rear Wheels: Aluminum Alloy, Front & Rear Tires: 2.50-10 (15 inch diameter, 2.5 inch wide), Brakes: Front Disc, Rear Disc, Suspension: Front Inverted Fork and Rear 190.5mm Mono Shock, Throttle: Variable twist-grip, Seat: Padded (single rider)