Adventure Motorcycles
1991BMW R 80 GS
21 fields on record
The 1991 BMW R 80 GS is a lightweight enduro bike ideal for adventure riders seeking off-road capability with on-road comfort. Its 797cc air-cooled boxer engine delivers reliable mid-range power, while the shaft drive and proven chassis make it perfect for long-distance exploration. This model remains celebrated for its durability and versatility across varied terrain.
- Capacity
- 797.0 ccm
- Engine
- Boxer, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 194.0 kg
- Seat height
- 850 mm
- Power
- 50.0 HP (36.8 kW) @ 6500 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built for long-distance overland travel and mixed on/off-road exploration rather than outright speed.
- Built for
- A rugged, understated classic with boxer-twin charm that favors durability and versatility over performance theatrics.
- Not ideal for
- Not for riders seeking fast acceleration, sport-bike agility, or plush long-haul comfort on tarmac.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 797.0 ccm
- Power
- 50.0 HP (36.8 kW) @ 6500 RPM
- Engine type
- Boxer, four-stroke
- Power/weight ratio
- 0.2577 HP/kg
- Bore x stroke
- 84.8 x 70.6 mm
- Compression
- 8.2:1
- Cooling system
- Air
- Valves per cylinder
- 2
- Torque
- Not on record - add it
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Shaft
Performance
- Top speed
- 150.0 km/h (93.2 mph)
Dimensions & weight
- Seat height
- 850 mm
- Dry weight
- 194.0 kg
- Wet weight
- 225.0 kg
- Fuel capacity
- 26.00 litres
- Ground clearance
- Not on record - add it
Brakes & wheels
- Front brakes
- Single disc
- Rear brakes
- Expanding brake
- Front tyre
- 90/90-21
- Rear tyre
- 130/80-17
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 | 1988 | 1990 | 1991 | 1993 | 1994 |
|---|---|---|---|---|---|
| Capacity | 797.00 ccm (48.63 cubic inches) | 797.00 ccm (48.63 cubic inches) | 797.00 ccm (48.63 cubic inches) | 797.00 ccm (48.63 cubic inches) | 797.00 ccm (48.63 cubic inches) |
| Dry weight | — | — | — | 194.0 kg (427.7 pounds) | 194.0 kg (427.7 pounds) |
| Seat height | — | — | — | 850 mm (33.5 inches) | 850 mm (33.5 inches) |
| Fuel capacity | 26.00 litres (6.87 gallons) | 26.00 litres (6.87 gallons) | 26.00 litres (6.87 gallons) | 24.00 litres (6.34 gallons) | 24.00 litres (6.34 gallons) |
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 BMW R 80 GS?
The 1991 BMW R 80 GS has a Capacity of 797.0 ccm (48.64 cubic inches).
What engine power does the BMW R 80 GS have?
The 1991 BMW R 80 GS has a Power of 50.0 HP (36.8 kW) @ 6500 RPM.
How many gears does the BMW R 80 GS have?
The 1991 BMW R 80 GS has a Gearbox of 5-speed.
How much does the BMW R 80 GS weigh?
The 1991 BMW R 80 GS has a Dry weight of 194.0 kg (427.7 pounds).
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