R 80

1991 BMW R 80 Technical Analysis & Specification Breakdown

Engineered by BMW for the sport touring motorcycle segment, the 1991 BMW R 80 utilizes a 797 cc (48.6 cu in) air-cooled two cylinder boxer, four-stroke layout. In factory specification, peak output is rated at 50 HP (36.5 kW) at 6,500 rpm, transferring power to the rear wheel through a 5-speed gearbox and shaft drive (cardan) final drive. With a specific output of 62.7 HP per liter, the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.

On the scales, the R 80 measures 210 kg (463 lbs) wet (curb), translating to a power-to-weight ratio of 0.24 HP/kg (4.2 kg per horsepower). The 22-liter (5.8 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 177 km/h (110 mph).

Within MotoLibrary's BMW archive, this model family spans 10 indexed model years from 1984 to 1994, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.