Sport Tourers
1985Yamaha XZ 550 S
19 fields on record
The 1985 Yamaha XZ 550 S is a sport touring middleweight that appeals to riders seeking a balanced blend of performance and practicality. Its liquid-cooled V-twin engine delivers smooth 64 horsepower through a shaft drive, while the compact 228 kg frame provides excellent maneuverability for both commuting and weekend excursions. Best known for reliability and user-friendly handling, it established Yamaha's reputation for accessible sport touring motorcycles.
- Capacity
- 553.0 ccm
- Engine
- V-Twin
- Gearbox
- 5-speed
- Wet weight
- 228.0 kg
- Seat height
- Not on record
Know it? Add it → - Power
- 64.0 HP (47.1 kW) @ 9500 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Despite being badged as an enduro-style machine, the XZ 550 S is really a road-biased sport-tourer with off-road styling, best used for mixed street riding and light touring rather than genuine dirt work.
- Built for
- The liquid-cooled DOHC V2 gives it a distinctive torquey, characterful pull that feels more substantial and refined than typical parallel-twins of its generation.
- Not ideal for
- This is not the bike for riders seeking serious off-road capability or razor-sharp, lightweight agility on technical trails.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 553.0 ccm
- Power
- 64.0 HP (47.1 kW) @ 9500 RPM
- Engine type
- V-Twin
- Power/weight ratio
- 0.2807 HP/kg (wet)
- Bore x stroke
- 80.0 x 55.0 mm
- Compression
- 10.5:1
- Cooling system
- Liquid
- Valves per cylinder
- 4
- Torque
- Not on record - add it
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Shaft
Performance
- Top speed
- 180.0 km/h (111.8 mph)
Dimensions & weight
Brakes & wheels
- Front brakes
- Dual disc
- Rear brakes
- Expanding brake
- Front tyre
- 90/90-18
- Rear tyre
- 4.25/85-18
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 | 1983 | 1984 | 1985 | 1986 |
|---|---|---|---|---|
| Capacity | 553 cc | 553 cc | 553 cc | 553 cc |
| Fuel capacity | 17 L | 17 L | 17 L | 17 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 XZ 550 S?
The 1985 Yamaha XZ 550 S has a Capacity of 553.0 ccm (33.75 cubic inches).
What engine power does the Yamaha XZ 550 S have?
The 1985 Yamaha XZ 550 S has a Power of 64.0 HP (47.1 kW) @ 9500 RPM.
How many gears does the Yamaha XZ 550 S have?
The 1985 Yamaha XZ 550 S has a Gearbox of 5-speed.
How much does the Yamaha XZ 550 S weigh?
The 1985 Yamaha XZ 550 S has a Wet weight of 228.0 kg (502.7 pounds).
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