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Suzuki GS 400 T / 1981
Touring Motorcycles
1981 Suzuki GS 400 T
19 fields on record
The 1981 Suzuki GS 400 T is a lightweight touring middleweight ideal for novice and budget-conscious riders seeking reliable everyday transportation. Its air-cooled twin-cylinder engine delivers modest power with excellent fuel efficiency, while the stable chassis and touring ergonomics make it well-suited for commuting and weekend adventures on varied road conditions.
Capacity
398.0 ccm
Engine
Parallel Twin, four-stroke
Gearbox
6-speed
Wet weight
185.0 kg
Power
27.0 HP (19.9 kW) @ 7400 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested
Speed 34 Agility 67 Comfort 55 Off-road 10 Touring 40 Road manners 62
Best for It's best suited for relaxed commuting, casual weekend rides, and enjoying classic motorcycle character rather than outright performance. Built for It has the mellow, mechanical charm of an early-80s air-cooled Japanese twin, valued for simplicity and nostalgia rather than speed. Not ideal for It's not for riders seeking highway-blitzing speed, aggressive cornering performance, or long-distance touring comfort.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Full specifications
Metric
Imperial
Engine
Capacity
398.0 ccm
Power
27.0 HP (19.9 kW) @ 7400 RPM
Engine type
Parallel Twin, four-stroke
Power/weight ratio
0.1459 HP/kg (wet)
Bore x stroke
65.0 x 60.0 mm
Compression
8.5:1
Cooling system
Air
Valves per cylinder
2
Torque
Not on record - add it
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Performance
Top speed
150.0 km/h (93.2 mph)
Dimensions & weight
Wet weight
185.0 kg
Fuel capacity
14.00 litres
Seat height
Not on record - add it
Dry weight
Not on record - add it
Brakes & wheels
Front brakes
Single disc
Rear brakes
Expanding brake
Front tyre
3.00-18
Rear tyre
3.50-18
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us .
What changed, year to year Differences highlighted
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Common questions
What is the engine size of the Suzuki GS 400 T? The 1981 Suzuki GS 400 T has a Capacity of 398.0 ccm (24.29 cubic inches).
What engine power does the Suzuki GS 400 T have? The 1981 Suzuki GS 400 T has a Power of 27.0 HP (19.9 kW) @ 7400 RPM.
How many gears does the Suzuki GS 400 T have? The 1981 Suzuki GS 400 T has a Gearbox of 6-speed.
How much does the Suzuki GS 400 T weigh? The 1981 Suzuki GS 400 T has a Wet weight of 185.0 kg (407.9 pounds).
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