Cruisers
1983Yamaha XS 400 SE
19 fields on record
The 1983 Yamaha XS 400 SE is a lightweight naked bike ideal for beginner and intermediate riders seeking an approachable, reliable commuter. Powered by a 392cc air-cooled twin producing 27 horsepower, it delivers modest performance with excellent fuel efficiency and easy handling. Best known for its practical design and user-friendly nature, this machine remains a popular entry-level choice.
- Capacity
- 392.0 ccm
- Engine
- Parallel Twin, four-stroke
- Gearbox
- 6-speed
- Wet weight
- 178.0 kg
- Seat height
- Not on record
Know it? Add it → - Power
- 27.0 HP (19.9 kW) @ 7500 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Best suited to relaxed commuting, city riding, and casual weekend rides rather than performance or long-distance touring.
- Built for
- A classic air-cooled twin with modest, predictable power delivery and a nimble, approachable feel typical of early-80s naked standards.
- Not ideal for
- Not a good fit for riders seeking high speed, off-road capability, or serious two-up touring comfort.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 392.0 ccm
- Power
- 27.0 HP (19.9 kW) @ 7500 RPM
- Engine type
- Parallel Twin, four-stroke
- Power/weight ratio
- 0.1517 HP/kg (wet)
- Bore x stroke
- 69.0 x 52.4 mm
- Compression
- 9.3:1
- 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
- 139.0 km/h (86.4 mph)
Dimensions & weight
Brakes & wheels
- Front brakes
- Single disc
- Rear brakes
- Expanding brake
- Front tyre
- 3.00-18
- Rear tyre
- 120/90-16
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 | 1982 | 1983 |
|---|---|---|
| Capacity | 392 cc | 392 cc |
| Fuel capacity | 14 L | 14 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 Yamaha XS 400 SE?
The 1983 Yamaha XS 400 SE has a Capacity of 392.0 ccm (23.92 cubic inches).
What engine power does the Yamaha XS 400 SE have?
The 1983 Yamaha XS 400 SE has a Power of 27.0 HP (19.9 kW) @ 7500 RPM.
How many gears does the Yamaha XS 400 SE have?
The 1983 Yamaha XS 400 SE has a Gearbox of 6-speed.
How much does the Yamaha XS 400 SE weigh?
The 1983 Yamaha XS 400 SE has a Wet weight of 178.0 kg (392.4 pounds).
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