BMW R 65 GS - 1990 Specifications and Reviews

The 1990 BMW R 65 GS is a versatile middleweight adventure bike that appeals to riders seeking accessible off-road capability combined with street manners. Its air-cooled 649cc boxer twin produces modest but reliable power, while the shaft-driven chassis excels at tackling mixed terrain. Best known for offering genuine adventure touring potential without intimidating weight or complexity, it remains ideal for exploratory riders and those new to adventure biking.

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General information

CategoryAllround
Year1990
ModelBMW R 65 GS
 
 

Engine and Transmission Specifications

Transmission typefinal driveShaft drive (cardan)
Gearbox5-speed
Cooling systemAir
Fuel controlOHV
Valves per cylinder2
Bore x stroke82.0 x 61.5 mm (3.2 x 2.4 inches)
Compression8.4:1
Power27.00
Stroke4
Engine typeTwo cylinder boxer
Capacity:649.00 ccm (39.60 cubic inches)
 
 

Physical measures and capacities

Weight incl. oil, gas, etc198.0 kg (436.5 pounds)

BMW R 65 GS dimensions and frame

Rear brakesExpanding brake
Front brakesSingle disc
Rear tyre dimensions4.00-18
Front tyre dimensions3.00-21

Speed and acceleration

Top speed146.0 km/h (90.7 mph)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity19.50 litres (5.15 gallons)

Performance Profile & Rider Fit

27 hp
Peak Power
8.5s
0-60 mph
90.7 mph
Top Speed

Best For

Track15%
City55%
Cornering45%
Daily Riding55%
Touring62%
Passenger40%

Rider Profile

Best ForThis lightweight, modest-power boxer suits beginners and returning riders who want a forgiving, low-drama machine.
PurposeBuilt as an adventure-tourer, it favors long, easy-paced rides over rough roads and light trails rather than outright speed.
Rider FitIts low weight and slim boxer profile make it manageable for smaller or less physically strong riders, including at standstill and low-speed maneuvers.
CharacterIt has an unhurried, mechanically simple charm, rewarding relaxed throttle inputs and steady cruising over aggressive riding.
Not Ideal ForIt is not suited to riders wanting strong acceleration, high top speed, or sharp sportbike-like handling.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

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