02 July. Thursday 2026
Yamaha XJ 550 - 1981 Specifications and Reviews
The 1981 Yamaha XJ 550 is a lightweight middleweight sport bike ideal for riders seeking nimble handling and accessible performance. Its air-cooled inline-four engine delivers smooth, reliable power with excellent fuel efficiency. Best known for its balanced geometry and manageable weight, it remains a popular choice for commuters and weekend enthusiasts alike.
General information | |
| Category | Classic |
| Year | 1981 |
| Model | Yamaha XJ 550 |
Engine and Transmission Specifications | |
| Transmission typefinal drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Air |
| Fuel control | DOHC |
| Valves per cylinder | 2 |
| Bore x stroke | 57.0 x 51.8 mm (2.2 x 2.0 inches) |
| Compression | 9.5:1 |
| Power | 50.00 |
| Stroke | 4 |
| Engine type | In-line four |
| Capacity: | 528.00 ccm (32.22 cubic inches) |
| | |
Physical measures and capacities | |
| Weight incl. oil, gas, etc | 204.0 kg (449.7 pounds) |
| | |
Yamaha XJ 550 dimensions and frame | |
| Rear brakes | Expanding brake |
| Front brakes | Dual disc |
| Rear tyre dimensions | 110/90-18 |
| Front tyre dimensions | 3.00-19 |
Speed and acceleration | |
| Top speed | 176.0 km/h (109.4 mph) |
Other specs | |
| Fuel capacity | 15.00 litres (3.96 gallons) |
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