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Suzuki GS 450 S / 1986
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1986 Suzuki GS 450 S
19 fields on record
The 1986 Suzuki GS 450 S is a classic air-cooled twin from Suzuki's GS range. Its 448cc parallel twin drives a six-speed gearbox and chain. A 191 kg wet weight and a 15-litre tank make it a simple, dependable middleweight for commuting and weekend rides.
Capacity
448.0 ccm
Engine
Parallel Twin, four-stroke
Gearbox
6-speed
Wet weight
191.0 kg
Power
27.0 HP (19.9 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested
Speed 33 Agility 60 Comfort 55 Off-road 15 Touring 50 Road manners 60
Best for Designed as a light, air-cooled all-rounder for commuting and casual weekend rides rather than outright performance. Built for A classic, unpretentious middleweight twin that rewards smooth, relaxed riding over aggressive throttle use. Not ideal for Not a good fit for riders seeking high-speed touring capability, serious two-up comfort, or any off-road ambition.
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
448.0 ccm
Power
27.0 HP (19.9 kW)
Engine type
Parallel Twin, four-stroke
Power/weight ratio
0.1414 HP/kg (wet)
Bore x stroke
71.0 x 56.6 mm
Compression
9.0:1
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
160.0 km/h (99.4 mph)
Dimensions & weight
Wet weight
191.0 kg
Fuel capacity
15.00 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
3.75-18
Specs last verified against published sources: October 2026 .
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.
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Common questions
What is the engine size of the Suzuki GS 450 S? The 1986 Suzuki GS 450 S has a Capacity of 448.0 ccm (27.34 cubic inches).
What engine power does the Suzuki GS 450 S have? The 1986 Suzuki GS 450 S has a Power of 27.0 HP (19.9 kW).
How many gears does the Suzuki GS 450 S have? The 1986 Suzuki GS 450 S has a Gearbox of 6-speed.
How much does the Suzuki GS 450 S weigh? The 1986 Suzuki GS 450 S has a Wet weight of 191.0 kg (421.1 pounds).
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