02 July. Thursday 2026
Suzuki GS 550 M Katana - 1981 Specifications and Reviews
The 1981 Suzuki GS 550 M Katana is an all-around middleweight suited for riders seeking accessible performance and everyday practicality. Its air-cooled 549cc four-cylinder engine delivers smooth power with manageable handling, making it ideal for commuting and weekend riding. The bike is best known for its distinctive angular Katana styling that influenced motorcycle design throughout the 1980s.
1981
General information | |
| Category | Allround |
| Year | 1981 |
| Model | Suzuki GS 550 M Katana |
Engine and Transmission Specifications | |
| Transmission typefinal drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Air |
| Fuel control | DOHC |
| Valves per cylinder | 2 |
| Bore x stroke | 56.0 x 55.8 mm (2.2 x 2.2 inches) |
| Compression | 8.6:1 |
| Power | 50.00 |
| Stroke | 4 |
| Engine type | In-line four |
| Capacity: | 549.00 ccm (33.50 cubic inches) |
Physical measures and capacities | |
| Weight incl. oil, gas, etc | 222.0 kg (489.4 pounds) |
| | |
Suzuki GS 550 M Katana dimensions and frame | |
| Rear brakes | Single disc |
| Front brakes | Dual disc |
| Rear tyre dimensions | 4.00-18 |
| Front tyre dimensions | 3.25-19 |
Speed and acceleration | |
| Top speed | 177.0 km/h (110.0 mph) |
| | |
Other specs | |
| Fuel capacity | 23.00 litres (6.08 gallons) |
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