Yamaha XJ550 (1981)

Make Model: Yamaha XJ 550


Year: 1981
Engine: Four stroke, transverse four cylinder. DOHC, 2 valves per cylinder.
Capacity: 528 cc / 32.2 cu-in
Bore x Stroke: 57 X 51.8 mm
Cooling System: Air cooled
Compression Ratio: 9.5:1
Induction: 4x 28mm Mikuni carburetors
Ignition: Battery powered inductive
Starting: Electric
Max Power: 37 kW / 50 PS @ 9000 rpm
Max Torque: 41.9 Nm / 4,3 m-kg @ 7500 rpm
Transmission: 6 Speed
Final Drive: Chain
Front Suspension: Telescopic coil spring forks
Front Wheel Travel: 137 mm / 5.3 in
Rear Suspension: Swinging arm with dual dampers adjustable for preload
Rear Wheel Travel: 80 mm / 3.7 in
Front Brakes: 2x 267mm discs
Rear Brakes: 182mm Drum
Front Tyre: 3.25-19
Rear Tyre: 110/ 90-16

Wet Weight: 205 kg / 450 lbs
Fuel Capacity: 15 liters / 3.9 US gal
Consumption Average: 55 mpg
Standing 1/4 Mile: 13.4 sec / 98 mph
Top Speed: 178.6 km/h / 111 mph


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