1980 BMW R80G/S
The 1980 1980 BMW R80G/S packs a 798cc OHV flat-twin engine with 50hp into a dual-sport package from BMW.
Specifications
Engine
- Type
- OHV flat-twin
- Displacement
- 798 cc
- Cylinders
- 2
- Power
- 50 hp @ 6500 rpm
- Torque
- 52.0 Nm
- Compression
- —
- Bore × Stroke
- 84.8 × 70.6 mm
- Cooling
- Air-cooled
- Fuel System
- 2x Bing carburetors
Chassis & Transmission
- Frame
- Steel double cradle
- Front Suspension
- Telescopic fork
- Rear Suspension
- Monolever swingarm
- Front Brake
- Single disc
- Rear Brake
- Drum
- Front Tyre
- —
- Rear Tyre
- —
- Transmission
- 5-speed
- Final Drive
- Shaft
Performance
- Top Speed
- 165 km/h (103 mph)
- ¼ Mile
- —
Dimensions & Weight
- Dry Weight
- 186 kg (410 lbs)
- Wet Weight
- 200 kg (441 lbs)
- Seat Height
- 850 mm
- Wheelbase
- 1465 mm
- Ground Clearance
- —
- Fuel Capacity
- 21.5 L
History & Story
BMW's 1980 BMW R80G/S arrived in 1980 as a dual-sport designed for the discerning rider. Produced in Germany, it quickly earned recognition as a capable dual-sport from the 1980s.
At the heart of the 1980 BMW R80G/S sits a 798cc OHV flat-twin engine producing 50 horsepower at 6500 rpm. The twin-cylinder powerplant features a twin-cylinder layout with air-cooled cooling, fed by 2x Bing carburetors. Power reaches the rear wheel through a 5-speed transmission and shaft final drive.
Weighing 186 kg (410 lbs) dry, the 1980 BMW R80G/S uses a steel double cradle frame, telescopic fork front suspension, and monolever swingarm rear suspension. The braking system comprises single disc front and drum rear units.
Performance-wise, the 1980 BMW R80G/S achieves a claimed top speed of 165 km/h (103 mph). With a generous fuel capacity of 21.5 liters, it offers reasonable range for dual-sport duties. The seat height of 850 mm makes it tall for most riders.
Today, the 1980 BMW R80G/S is considered a desirable collector motorcycle that has appreciated significantly in value over the decades. Parts availability is rated as good, making ownership relatively straightforward. It remains an icon of BMW motorcycling from 1980s.
At the heart of the 1980 BMW R80G/S sits a 798cc OHV flat-twin engine producing 50 horsepower at 6500 rpm. The twin-cylinder powerplant features a twin-cylinder layout with air-cooled cooling, fed by 2x Bing carburetors. Power reaches the rear wheel through a 5-speed transmission and shaft final drive.
Weighing 186 kg (410 lbs) dry, the 1980 BMW R80G/S uses a steel double cradle frame, telescopic fork front suspension, and monolever swingarm rear suspension. The braking system comprises single disc front and drum rear units.
Performance-wise, the 1980 BMW R80G/S achieves a claimed top speed of 165 km/h (103 mph). With a generous fuel capacity of 21.5 liters, it offers reasonable range for dual-sport duties. The seat height of 850 mm makes it tall for most riders.
Today, the 1980 BMW R80G/S is considered a desirable collector motorcycle that has appreciated significantly in value over the decades. Parts availability is rated as good, making ownership relatively straightforward. It remains an icon of BMW motorcycling from 1980s.
Known Issues
- Final drive spline wear on shaft-drive models
- Pushrod tube seal leaks
- Rocker arm wear
- Starter motor brushes wear over time
Fun Facts
- The 1980 BMW R80G/S is considered one of the most collectible motorcycles from BMW
- The 1980 BMW R80G/S is widely regarded as a milestone in motorcycle history
Collector Information
- Parts Availability
- Good
- Collector Rating
- 8/10
Resources & Parts
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