Yamaha started producing its first 4-stroke enduro in 1976 and it was named XT500. The bike became an instant success and Yamaha made significant changes to the XT500 throughout its life.
Powered by a 499cc SOHC 4 stroke producing 32 hp and 29 lb-ft of torque XT500 was a road bike with excellent off-road capabilities. XT series were popular in rally racing. A modified XT500 won 500cc motocross world championship in 1977.
Engine: 4-stroke single cylinder air cooled SOHC
Bore/stroke: 87 x 84mm
Power: 32bhp @ 6500rpm
Torque: 29lb-ft @ 5400rpm
Carburetion: 32mm Mikuni
Final drive: Chain
Frame: Steel single down tube
Suspension: 36mm telescopic forks, hydraulic/pressurised nitrogen rear shocks
Brakes: 160mm single leading shoe, 150mm single leading shoe
Wheels – 3.25 x 21 4.00 x 18
Max speed – 135Kmph
Fuel capacity – 8.8ltrs