BMW R 80GS (1990 – 91)

BMW R 80GS (1990 - 91)

The BMW R 80GS of 1990-91 embodies the perfect blend of performance and practicality, offering a unique riding experience that defies categorization. Its 799cc parallel-twin engine, boasting increased displacement, unleashes a thrilling surge of power from idle speeds, delivering exceptional low-end torque and smooth acceleration. The updated chassis, equipped with WP suspension, provides exceptional comfort and stability, effortlessly absorbing road imperfections and ensuring a secure ride, whether solo or with a pillion.

The R 80GS’s thoughtful design and engineering result in a remarkably simple yet effective package, with inspections reduced to mere routine tasks. Regular maintenance, such as valve clearance checks, is essential to prevent engine roughness and performance losses. When properly maintained, this rugged motorcycle delivers class-leading comfort and agility, making it an exceptional choice for riders seeking a reliable and engaging on-road experience.

Key Specifications

Engine TypeFour stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder
Engine Capacity797.5 cc / 48.7 cu in.
Max Power37 kw / 50 hp
Max Torque61Nm / 6.2 kgf-m / 44 ft lb @ 5000 rpm
Fuel Tank Capacity24L / 6.3 US gal
Weight (Wet/Kerb)462 lbs / 210 kg
Seat Height33.5 inches / 850 mm
BMW R 80GS (1990 - 91)

All Specifications

Make & Model

ModelBMW R 80GS
Year1990 – 91

Engine

Engine TypeFour stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder
Displacement797.5 cc / 48.7 cu in.
Bore x Stroke84.8 x 70.6 mm
Compression Ratio8.2:1
Max Horsepower37 kw / 50 hp
Max Torque61Nm / 6.2 kgf-m / 44 ft lb @ 5000 rpm
Engine Management System2 x Bing constant depression carburetors
Lubrication SystemWet sump
Cooling SystemAir cooled

Performance

Top Speed170.4 km/h / 106 mph

Transmission

ClutchDry single plate, with diaphragm spring
Gearbox5 Speed
Gear Ratios1st 4.40 / 2nd 2.86 / 3rd 2.07 / 4th 1.67 / 5th 1.50:1
Final DriveShaft

Electrical & Electronics System

StarterElectric

Chassis & Suspension

Frame TypeDouble loop tubular frame with bolt on rear section
Front Suspension∅40mm Marzocchi telescopic hydraulic forks.
Front Suspension Travel8.8 inches / 225 mm
Rear SuspensionBMW Paralever swinging arm
Rear Suspension Travel7.0 inches / 180 mm

Wheels & Brakes

Front Tire Size90/90 x 21S
Rear Tire Size13/80 x 17S
Front BrakesSingle ∅285mm disc
Rear Brakes∅200mm Drum

Dimension & Weights

Seat Height33.5 inches / 850 mm
Wheelbase59.6 inches / 1514 mm
Ground Clearance200mm / 7.87 in
Fuel Tank Capacity24L / 6.3 US gal
Wet (kerb/curb) Weight462 lbs / 210 kg

Features

  • Paralever system
  • WP suspension
  • Heizgriffen (heated grips)
  • Steckdose (electrical outlet)
  • Zusatzinstrumente (additional instruments)
  • Increased engine displacement
  • Extended 5th gear
  • Original R 80 GS gear ratio
  • High-torque engine
  • Simple and robust design
  • Easy maintenance with inspection points
  • Valve clearance adjustment at 5000-7500 km
  • Carburetor synchronization
  • Long travel suspension for improved ride comfort
  • WP fork elements with fine adjustability
  • Low center of gravity for stable handling
  • Good traction and braking performance
  • Michelin T 66 front tire recommended
  • Metzeler Tourance rear tire recommended
  • 1043 cc engine
BMW R 80GS (1990 - 91)

Know someone who’d find this useful? Share this page with a friend, your riding club or your favourite motorcycle community.

Explore our collection of BMW motorcycles for detailed specifications and model information. Or browse all motorcycle manufacturers.


more Specifications