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R 850 GS

R 850 GS
. Data sheet
. Back to Models
Begin of Production 1998
End of Production 2001
Number Sold 2.242
Price 18.750,- DM
Motor Type four-stroke, two-cylinder, horizontally-opposed "Boxer" engine, air-cooled
Bore x Stroke 87,8 x 70,5 mm
Cubic Capacity 848 ccm
Max Power 70 hp (52 KW) at 7000 rpm
Max Torque 77 Nm at 5500 rpm
Compression Ratio 10.3 : 1
Valves per Cylinder 4
Valve Control hc, using chain drive, cup tappets, push rod and rocker arm
Carburation System electronic injection, Bosch Motronic MA 2.2
Engine Lubrication wet sump
Power transmission
Clutch dry single plate,with lever-action diaphragm spring
Number of Gears 5
Gear Selection dog-type gearbox (ratchet foot lever)
Gear Ratios 4,16 / 2,91 / 2,13 / 1,74 / 1,45 :1
Rear Wheel Ratio 1 : 3.36
Bevel / Crownwheel 11 / 37 teeth
Electrical system
Ignition electronic ignition, Bosch Motronic MA 2.2
Alternator 12 V 700 W
Starter 1.1 kW
Spark Plugs Bosch FR6 DDC
Type of Frame 3-part tubular space frame, engine serving as load-bearing component
Front Suspension BMW Telelever fork with longitudinal control arm and central strut
Rear Suspension BMW Paralever swinging arm
Spring Travel front/rear 190 / 200 mm
Rims front BMW cross-spoke wheels 2.50 x 19 MT H2
Rims rear BMW cross-spoke wheels 4,00 x 17 MT H2
Tyres front 110/80 R 19 59H
Tyres rear 150/70 R 17 69H
Brakes front dual-disc brake 305 mm dia
Brakes rear single disc brake 276 mm dia
Dimensions / Weights
Length x Width x Height 2196 x 920 x 1366 mm
Wheel Base 1509 mm
Tank Capacity 24 l
Unladen Weight, full Tank 192 kg
Max permissible Weight 450 kg
Ground Clearance 200 mm
Fuel Consumption 4,6 l/100 km (at constant 90 kph)
Top Speed 187 kph
Acceleration 0-100 kph 5 sec
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