BMW R 80ST (1982)

BMW R 80ST (1982)

The BMW R80ST is a trailblazer that defies categorization, blending the agility of a big trail bike with the light weight of a roadster. This twin-cylinder powerhouse boasts a relatively simple yet powerful engine, making it a persuasive argument for BMW’s approach to motorcycle design.

In a market dominated by high-tech, Japanese-designed machines, the R80ST stands out as a refreshingly straightforward alternative. With its impressive handling and road-hugging capabilities, it’s a testament to BMW’s ability to innovate without sacrificing performance.

By combining the best of both worlds, the R80ST offers a unique riding experience that’s hard to resist. Its compact size and accessible power make it an attractive proposition for riders seeking a more engaging, hands-on experience. And with its sleek design and premium feel, it’s clear that BMW is serious about competing in the high-end market. The R80ST is a motorcycling experience that’s sure to leave you breathless.

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 Power36.4 kw / 50 hp
Max Torque58 Nm / 5.9 kgf-m / 42 ft/lb @ 4000 rpm
Fuel Tank Capacity5.0 US gallons / 19.0 L
Weight (Wet/Kerb)436 lbs / 198 kg
Seat Height33.3 inches / 845 mm
BMW R 80ST (1982)

All Specifications

Make & Model

ModelBMW R 80ST
Year1982

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 Ratio9.2:1
Max Horsepower36.4 kw / 50 hp
Max Torque58 Nm / 5.9 kgf-m / 42 ft/lb @ 4000 rpm
Engine Management System2 x Bing constant depression carburetors
Cooling SystemAir cooled

Performance

Top Speed171 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 SuspensionTelescopic hydraulic fork
Front Suspension Travel6.8 inches / 175 mm
Rear SuspensionBMW Monolever swinging arm
Rear Suspension Travel6.0 inches / 153 mm

Wheels & Brakes

Front Wheel/Rim Size1.85 – B19
Front Tire Size100/90-H19
Rear Wheel/Rim Size2.50 – B18
Rear Tire Size120/90-H18
Front BrakesSingle ∅285mm disc, 1 piston caliper
Rear Brakes200mm Drum

Dimension & Weights

Seat Height33.3 inches / 845 mm
Wheelbase56.9 inches / 1447 mm
Ground Clearance170 mm / 6.69 in
Fuel Tank Capacity5.0 US gallons / 19.0 L
Wet (kerb/curb) Weight436 lbs / 198 kg

Features

  • Monolever rear suspension
  • High ground clearance
  • Wide handlebars
  • Naked rear wheel
  • 800cc engine
  • Lightweight construction
  • Roadster design
  • Off-road ancestry
  • Suitable for undemanding sports tours
  • Suitable for riders with a pillion
  • Suitable for weekend riding
  • Can be used for touring
  • Can be used for chopper-style riding
  • Cornering capabilities
  • Speed machine
  • Powerful enough for most roads
  • Relatively simple design
  • Physical size comparable to a 500cc motorcycle
BMW R 80ST (1982)
BMW R 80ST (1982)

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