Naked Motorcycles
1986Suzuki GSX 400 E
19 fields on record
The 1986 Suzuki GSX 400 E is a lightweight middleweight twin ideal for novice and intermediate riders seeking nimble, everyday commuting capability. Its air-cooled 399cc parallel-twin engine delivers smooth, predictable power through a six-speed gearbox, while modest weight ensures agile handling. Known for reliability and fuel efficiency, it exemplifies practical 1980s Japanese engineering at an accessible performance level.
- Capacity
- 399.0 ccm
- Engine
- Parallel Twin
- Gearbox
- 6-speed
- Wet weight
- 189.0 kg
- Seat height
- Not on record
Know it? Add it → - Power
- 27.0 HP (19.9 kW) @ 8000 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It is best suited to relaxed city commuting and light weekend riding rather than outright speed or long-distance touring.
- Built for
- It has an old-school, air-cooled twin character with modest power delivery, favoring smooth, predictable rideability over aggression.
- Not ideal for
- It is not for riders seeking high-speed thrills, aggressive cornering performance, or serious off-road capability.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 399.0 ccm
- Power
- 27.0 HP (19.9 kW) @ 8000 RPM
- Engine type
- Parallel Twin
- Power/weight ratio
- 0.1429 HP/kg (wet)
- Bore x stroke
- 67.0 x 56.6 mm
- Compression
- 9.0:1
- Cooling system
- Air
- Valves per cylinder
- 4
- Torque
- Not on record - add it
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
Performance
- Top speed
- 154.0 km/h (95.7 mph)
Dimensions & weight
Brakes & wheels
- Front brakes
- Single disc
- Rear brakes
- Expanding brake
- Front tyre
- 3.00-18
- Rear tyre
- 3.75-18
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 1981 | 1983 | 1985 | 1986 | 1988 |
|---|---|---|---|---|---|
| Capacity | 399 cc | 399 cc | 399 cc | 399 cc | 399 cc |
| Fuel capacity | 15 L | 15 L | 15 L | 15 L | 15 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Suzuki GSX 400 E?
The 1986 Suzuki GSX 400 E has a Capacity of 399.0 ccm (24.35 cubic inches).
What engine power does the Suzuki GSX 400 E have?
The 1986 Suzuki GSX 400 E has a Power of 27.0 HP (19.9 kW) @ 8000 RPM.
How many gears does the Suzuki GSX 400 E have?
The 1986 Suzuki GSX 400 E has a Gearbox of 6-speed.
How much does the Suzuki GSX 400 E weigh?
The 1986 Suzuki GSX 400 E has a Wet weight of 189.0 kg (416.7 pounds).
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