| General information |
|---|
| Model: | Yamaha XJ 900 S |
| Year: | 1984 |
| Category: | Sport touring |
| Engine and transmission |
|---|
| Displacement: | 853.00 ccm (52.05 cubic inches) |
| Engine type: | In-line four |
| Stroke: | 4 |
| Power: | 97.00 HP (70.8 kW)) @ 9000 RPM |
| Compression: | 9.6:1 |
| Bore x Stroke: | 67.0 x 60.5 mm (2.6 x 2.4 inches) |
| Valves per cylinder: | 2 |
| Fuel control: | DOHC |
| Cooling system: | Air |
| Gearbox: | 5-speed |
Transmission type
final drive: | Shaft drive (cardan) |
| Physical measurements |
|---|
| Weight incl. oil, gas, etc: | 244.0 kg (537.9 pounds) |
| Chassis and dimensions |
|---|
| Front tyre dimensions: | 100/90-18 |
| Rear tyre dimensions: | 120/90-18 |
| Front brakes: | Dual disc |
| Rear brakes: | Expanding brake |
| Speed and acceleration |
|---|
| Top speed: | 211.0 km/h (131.1 mph) |
| Other specifications |
|---|
| Fuel capacity: | 22.00 litres (5.81 gallons) |
