1984 BMW R 80 GS

Specifications
- Category
- Enduro / offroad
- Displacement
- 797.0 ccm (48.63 cubic inches)
- Displacement (cc)
- 797.00
- Engine details
- Two cylinder boxer, four-stroke
- Power
- 50.0 HP (36.5 kW) @ 6500 RPM
- Top speed
- 173.0 km/h (107.5 mph)
- Compression
- 8.2:1
- Bore × stroke
- 84.8 x 70.6 mm (3.3 x 2.8 inches)
- Valves/cyl
- 2.0
- Fuel control
- Overhead Valves (OHV)
- Cooling
- Air
- Gearbox
- 5-speed
- Transmission
- Shaft drive (cardan) (final drive)
- Front tyre
- 3.00-21
- Rear tyre
- 4.00-18
- Front brakes
- Single disc
- Rear brakes
- Expanding brake
- Wet weight
- 196.0 kg (432.1 pounds)
- Fuel capacity
- 19.50 litres (5.15 US gallons)
The 1984 BMW R 80 GS
1984 BMW R 80 GS sits near the top of BMW's early enduro efforts, the machine that essentially invented the modern adventure bike category a couple years prior and was still finding its footing in the market. This is a motorcycle built to cross continents on gravel, tarmac, and everything in between without complaint. The boxer engine sits low and wide, giving the bike a planted feel on loose surfaces that narrower dirt bikes can't match, while the shaft drive means you're not babysitting a chain somewhere in the Sahara. It's not fast or flashy, but it's the kind of bike you point at a map and trust.
The 1984 model carried over without significant mechanical changes from the prior year — buyers comparing it to a 1983 example should focus on mileage, service history, and condition rather than spec differences.
Owners tend to be riders who've done their time on sportbikes or standard commuters and want something built for distance and terrain rather than lap times. Given its role as the genre's founding machine, the 1984 BMW R 80 GS draws steady collector interest, particularly clean, well-documented examples with original equipment intact.
Auction history
| Date | Listing | Price | Mileage | Source |
|---|---|---|---|---|
| Jul 8, 2026 | 1984 BMW R80G/S | $11,250 | — | Bring a Trailer |
| Nov 14, 2024 | 1984 BMW R80G/S | $8,250 | — | Bring a Trailer |
| May 18, 2023 | Modified 1984 BMW R80 G/S | $26,000 | — | Bring a Trailer |
| Nov 13, 2022 | Original-Owner 1984 BMW R80G/S | $15,500 | — | Bring a Trailer |
| Nov 21, 2021 | 1984 BMW R80 G/S | $11,500 | — | Bring a Trailer |
All BMW R 80 GS years
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