2015 Yamaha TT-R230, DIMENSIONS Length 81.3 in. Height 46.5 in. Width 31.5 in. Weight 251 lbs. Ground Clearance 11.6 in. Wheelbase 54.5 in. Seat Height 34.3 in. ENGINE Engine SOHC 4-stroke, 2-valves Displacement 223 cc Bore x Stroke 70 x 58 mm Compression Ratio 9.5:1 Fuel Tank Capacity 2.1 gal. Ignition CDI Clutch Multi-plate wet Cooling Air DRIVETRAIN Transmission Constant-mesh 6-speed Final Drive Chain BRAKES/WHEELS/TIRES Brakes Front: 220 mm single discRear: 130 mm drum Tires Front: 80/100-21 NHSRear: 100/100-18 NHS OPERATIONAL Suspension Front: Telescopic fork; 9.4 in. travelRear: Single shock; 8.7 in. travel