1980 BMW R80G/S

1980 BMW R80G/S

enduro80sGermany

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.

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