TRIUMPH Bonneville T 120 649 (1959 - 1972) Description & History: Bonneville was a success from the beginning. In 1959, the T120 engine was in fact a small T110 with some improvements but a few years later, the engine and gearbox were combined and the bike got a new frame. Later, the engine was enlarged from 650cc to 725cc, then the T140 was born.
TRIUMPH Bonneville T 120 649 1959 - 1972 Full Specifications:Brand: TRIUMPH, Model: Bonneville, Type: Bonneville T 120 1959, Name Year: Bonneville T 120 649 1959 - 1972, Engine Type: Air cooled, four stroke, parallel twin, OHV, Displacement: 649 cm3, Bore Xstroke: 2.79x3.22 in OR 70.9x81.8 mm, Compression: 8.5:1, Horsepower: 34(46)/6700 KW(hp)/RPM, Torque: -, Fuel System: Carburetors, Gearbox: 4 Speed, Clutch: -, Primary Drive: -, Final Drive: Chain, Frame: -, Front Suspension: Telescopic fork, Rear Suspension: Twin shocks, Front Brake: Drum, Rear Brake: Drum, Length: -, Width: -, Seat Height: -, Wellbase: -, Ground Clearance: -, Weight: -, Fuel Capacity: -, Tyres Front: 3.25 -19, Tyres Rear: 4.00 -18.