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MotoLibrary Score
50/100Balanced
Power
48 HP
Top Speed
178 km/h
Engine
649 ccm
Technical Overview
1985 BMW R65 Technical Analysis & Specification Breakdown
Built around BMW's touring motorcycle platform, the 1985 BMW R65 pairs a 649 cc (39.6 cu in) air-cooled two cylinder boxer, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 48 HP (35 kW) at 7,250 rpm, transferring power to the rear wheel through a 5-speed gearbox and shaft drive (cardan) final drive. With a specific output of 74 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 R65 measures 205 kg (452 lbs) wet (curb), translating to a power-to-weight ratio of 0.23 HP/kg (4.27 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 178 km/h (111 mph).
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
