1981 Yamaha XJ 550 specifications
Available technical data for this model and year. Specifications can vary by market and version.
Technical specifications
| Displacement | 528.0 ccm (32.22 cubic inches) |
|---|---|
| Engine type | In-line four, four-stroke |
| Power | 50.0 HP (36.5 kW )) @ 9000 RPM |
| Compression | 9.5:1 |
| Bore x stroke | 57.0 x 51.8 mm (2.2 x 2.0 inches) |
| Valves per cylinder | 2 |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Cooling system | Air |
| Gearbox | 6-speed |
| Transmission type | Chain (final drive) |
| Front brakes | Dual disc |
| Rear brakes | Expanding brake |
| Front tyre | 3.00-19 |
| Rear tyre | 110/90-18 |
| Weight incl. oil, gas, etc | 204.0 kg (449.7 pounds) |
| Fuel capacity | 15.00 litres (3.96 US gallons) |
| Top speed | 176.0 km/h (109.4 mph) |
Source: Bikez: XJ 550, 1981. Retrieved 2026-09-19. Match confidence: exact.
Years listed are the entries held in this archive, rather than a complete production history.
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