14 August. Friday 2026
Suzuki GS 550 L - 1981 Specifications and Reviews
The 1981 Suzuki GS 550 L is an air-cooled middleweight cruiser that appeals to riders seeking affordable, reliable transportation with classic styling. Its 549cc four-cylinder engine delivers smooth, predictable power ideal for commuting and casual riding. Known for its manageable weight and accessible performance, this model became popular among novice riders and those preferring practical everyday motorcycles.
General information | |
| Category | Custom / cruiser |
| Year | 1981 |
| Model | Suzuki GS 550 L |
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 | 48.00 |
| Stroke | 4 |
| Engine type | In-line four |
| Capacity: | 549.00 ccm (33.50 cubic inches) |
Physical measures and capacities | |
| Weight incl. oil, gas, etc | 223.0 kg (491.6 pounds) |
| | |
Suzuki GS 550 L dimensions and frame | |
| Rear brakes | Single disc |
| Front brakes | Dual disc |
| Rear tyre dimensions | 3.75-18 |
| Front tyre dimensions | 3.25-19 |
Speed and acceleration | |
| Top speed | 158.0 km/h (98.2 mph) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Fuel capacity | 13.00 litres (3.43 gallons) |
Performance Profile & Rider Fit
68 hp
Peak Power
5.5s
0-60 mph
98.2 mph
Top Speed
Best For
Track35%
City60%
Cornering60%
Daily Riding62%
Touring55%
Passenger45%
Rider Profile
| Best For | This bike suits riders with at least some experience, as its air-cooled four-cylinder power delivery and dated brakes reward measured, deliberate riding rather than aggressive inputs. |
| Purpose | It's a classic sport-touring middleweight best suited to spirited backroad rides and moderate-distance trips rather than outright speed or long-haul touring comfort. |
| Rider Fit | A modest curb weight and mid-size ergonomics make it manageable for most body types, though the small fuel tank means more frequent stops on longer journeys. |
| Character | Smooth, revvy inline-four charm with a classic 1980s Japanese UJM feel, rewarding riders who enjoy mechanical simplicity and analog engagement over modern refinement. |
| Not Ideal For | It's not the right choice for riders seeking off-road capability, high-speed touring comfort, or modern braking and suspension performance. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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