Engine Type: 2-stroke; reed-valve inducted Displacement: 65cc Bore and Stroke: 43.5mm x 43.6mm Cooling: Liquid Compression Ratio: 8.1~9.1:1 Fuel System: Keihin® PWK28 carburetor Front Suspension: 36mm KYB® coil spring, adjustable compression and rebound damping; 8.5 in. travel Front Brakes: 198mm hydraulic disc Front Tire: 60/100-14 Maxxis® Maxxcross SI Rear Suspension: Single shock, adjustable compression and rebound damping; 10.6 in. travel Rear Brakes: 190mm hydraulic disc Rear Tire: 80/100-12 Maxxis® Maxxcross SI Dry Weight: Curb Weight: 134 lb. Fuel Capacity: 0.9 gal. Wheelbase: 45.0 in. Ground Clearance: 10.5 in. Seat Height: 29.5 in. Trail: 2.5 in. Rake: 26.4 deg. Transmission: 6-speed; multiplate wet clutch Final Drive: Chain Colors: Team Yamaha Blue