BMW R100 (1980-81)

Make Model: BMW R 100


Year: 1980-81
Engine: Four stroke, two cylinder horizontally opposed Boxer, 2 valves per cylinder
Capacity: 980 cc / 59.8 cu in.
Bore x Stroke: 94 x 70.6 mm
Cooling System: Air cooled
Compression Ratio: 8.2:1
Induction: 2 x constant depression carburetors, Bing V 94/40/111 – 94/40/112
Ignition: Contact free electronic ignition (Bosch)
Alternator: Bosch 280 W
Spark Plug: Bosch W 5 D / Beru 14-5D / Champion N6Y
Starting: Electric
Max Power: 48.8 kW / 66.6 hp @ 7000 rpm
Max Torque: 72 Nm / 7.34 kgf-m / 53.1 lb-ft @ 5500 rpm
Clutch: Single dry plate
Transmission: 5 Speed
Final Drive: Shaft
Gear Ratio: 1st 4.40. 2nd 2.86 / 3rd 2.07 / 4th 1.67 / 5th 1.50:1
Gear Ratio Sport Version: 1st 3.38 / 2nd 2.43 / 3rd 1.93 / 4th 1.67 / 5th 1.50:1
Rear Wheel Ratio: 1:3.00
Bevel / Crown wheel: 11/33 teeth or 10/32 teeth
Frame: Double sown tubs, dual cradle

Front Suspension: Telescopic fork with hydraulic shock absorber.
Front Wheel Travel: 200 mm / 7.8 in
Rear Suspension: Long swinging arm with adjustable strut.
Rear Wheel Travel: 125 mm / 4.9 in
Front Brakes: Single 260mm disc
Rear Brakes: 200 Drum
Front Wheel: 2.15 – B19
Rear Wheel: 2.50 – B18
Front Tyre: 3.25 – H19
Rear Tyre: 4.00 – H18
Dimensions: Length 2210 mm / 87.0in Width 746 mm / 29.4 in Height 1210 mm / 47.6 in
Wheelbase: 1465 mm / 57.67 in
Seat Height: 820 mm / 32.3 in
Ground Clearance: 165 mm / 6.49 in
Dry Weight: 198 kg / 436.5 lbs
Wet Weight: 218 Kg / 480 lbs
Fuel Capacity: 24 L / 6.3 US gal


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