BMW R 80 G/s - 1980 Specifications and Reviews
The 1980 BMW R 80 G/S is an innovative adventure motorcycle that pioneered the modern dual-sport category, combining on-road comfort with genuine off-road capability. Its air-cooled 797cc boxer engine delivers reliable, manageable power suited to riders seeking versatility across varied terrain. Best known for establishing the template for adventure bikes, it appeals to explorers and touring enthusiasts who value practicality and durability over raw performance.
General information | |
| Category | Allround |
| Year | 1980 |
| Model | BMW R 80 G/S |
Engine and Transmission Specifications | |
| Transmission type,final drive | Shaft drive (cardan) |
| Gearbox | 5-speed |
| Cooling system | Air |
| Fuel control | OHV |
| Valves per cylinder | 2 |
| Bore x stroke | 84.8 x 70.6 mm (3.3 x 2.8 inches) |
| Compression | 8.2:1 |
| Top speed | 173.0 km/h (107.5 mph) |
| Power | 50.00 |
| Engine type | Two cylinder boxer, four-stroke |
| Capacity: | 797.00 ccm (48.63 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Rear brakes | Expanding brake |
| Front brakes | Single disc |
| Rear tyre dimensions | 4.00-18 |
| Front tyre dimensions | 3.00-21 |
Physical measures and capacities | |
| Fuel capacity | 19.50 litres (5.15 gallons) |
| Weight incl. oil, gas, etc | 196.0 kg (432.1 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
Performance Profile & Rider Fit
50 hp
Peak Power
5.8s
0-60 mph
107.5 mph
Top Speed
Best For
Track8%
City58%
Cornering50%
Daily Riding65%
Touring78%
Passenger62%
Rider Profile
| Best For | Suited to intermediate riders comfortable managing a tall, top-heavy machine; forgiving power delivery welcomes newcomers to adventure riding but weight demands care off-road. |
| Purpose | The original dual-sport adventure tourer: built to cover long distances on tarmac and rough tracks alike, ideal for exploration and round-the-world journeys. |
| Rider Fit | Upright, roomy ergonomics with a tall seat and 21-inch front wheel. At 196kg it feels planted but hefty in the dirt; wide boxer twin and shaft drive keep maintenance simple. |
| Character | A rugged, unhurried icon. The torquey air-cooled boxer and bulletproof shaft drive make it dependable and characterful rather than fast - the bike that founded the GS legend. |
| Not Ideal For | Not for speed seekers, track riders, or those wanting nimble technical enduro performance; its weight and modest power frustrate anyone chasing outright pace. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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