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BMW_F-650-GS F 650 GS

Technical Specification


Type Water-cooled, 2-cylinder, 4-stroke, four valves per cylinder, two overhead camshafts, dry sump lubrication
Bore x stroke 82 mm x 75.6 mm
Capacity 798 cc
Rated output 52 kW (71 hp) at 7,000 rpm (output reduction to 25 kW (34 hp) at 5,000 rpm possible)
Max. torque 75 Nm at 4,500 rpm (with output reduction: 57 Nm at 3,000 rpm)
Compression ratio 12.0 : 1
Mixture control / engine management Electronic intake pipe injection / digital engine management (BMS-K)
Emission control Closed-loop 3-way catalytic converter, emission standard EU-3

Performance / fuel consumption

Maximum speed Ca. 185 km/h
Fuel consumption per 100 km at constant 90 km/h 3.7 l
Fuel consumption per 100 km at constant 120 km/h 5.2 l
Fuel type Unleaded regular, minimum octane rating 91 (RON)

Electrical system

Alternator three-phase alternator 400 W
Battery 12 V / 14 Ah, maintenance-free

Power transmission

Clutch Multiple-disc clutch in oil bath, mechanically operated
Gearbox Constant mesh 6-speed gearbox integrated into crankcase
Drive Endless O-ring chain with shock damping in rear wheel hub

Chassis / brakes

Frame Tubular steel space frame, load-bearing engine
Front wheel location / suspension Telescopic fork, Ø 41 mm
Rear wheel location / suspension Cast aluminium dual swing arm, central spring strut, spring pre-load hydraulically adjustable (continuously variable) at handwheel, rebound damping adjustable
Suspension travel front / rear 180 mm / 170 mm
Wheelbase 1,575 mm
Castor 92 mm
Steering head angle 64°
Wheels Cast aluminium
Rim, front 2.50 x 19"
Rim, rear 3.50 x 17"
Tyres, front 110/80 - 19 59H
Tyres, rear 140/80 - 17 69H
Brake, front Single disc, diameter 300 mm, double-piston floating caliper
Brake, rear Single disc, diameter 265 mm, single-piston floating caliper
ABS Optional extra: BMW Motorrad ABS (can be switched off)

Dimensions / weights

Length 2,280 mm
Width (incl. mirrors) 890 mm
Height (excl. mirrors) 1,240 mm
Seat height, unladen weight 820 mm (low seat: 790 mm; lowered suspension: 765 mm)
Inner leg curve, unladen weight 1,820 mm (low seat: 1,780 mm; lowered suspension: 1,710 mm)
Unladen weight, road ready, fully fuelled 1) 199 kg
Dry weight 2) 179 kg
Permitted total weight 436 kg (with lowered suspension 349 kg)
Payload (with standard equipment) 237 kg (with lowered suspension 150 kg)
Usable tank volume 16.0 l
Reserve approx. 4.0 l
Technical data relate to the unladen weight (DIN)
1) According to guideline 93/93/EWG with all fluids, fuelled with at least 90% of usable tank volume
2) Unladen weight without fluids
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