BMW R 100

BMW R 100 Date 1980 - 1984

Number sold 10.111

Price 9.590,- DM

Engine

Type four-stroke, two-cylinder, horizontally-opposed "Boxer" engine, air-cooled
Bore/stroke 94 x 70,6 mm
Cubic capacity 980 cm3
Max power 67 PS (49 kW) at 7000 rpm
Max torque 72 Nm at 5500 rpm
Compression ratio 8,2 : 1
Valves per cylinder 2
Valve control ohv, using push rod and rocker arm
Carburation system 2 constant depression carburettors Typ Bing V 94/40/111-V 94/40/112
Engine lubrication wet sump

 
Power transmission

Clutch dry single discs, with lever-action diaphragm spring
Number of gears 5
Gear selection dog-type gearbox (ratchet foot lever)
Gear ratios 4,4 / 2,86 / 2,07 / 1,67 / 1,50 :1
Rear wheel ratio 1 : 3,0
Bevel/crown wheel 11 / 33 teeth

 
Electrical system

Alternator Bosch 280 W
Ignition Contact-free electronic ignition (Bosch)
Starter Bosch 0,7 kW
Spark plugs Bosch W 5 D / Beru 14-5D / Champion N 6 Y

 
Suspension

Type of frame double-loop tubular frame with bolt-on rear section
Front suspension telescopic fork with hydraulic shock absorber
Rear suspension long swinging arm with adjustable strut
Spring travel 200 / 125 mm
Rims front 2,15 B 19
Rims rear 2,50 B 18
Tyres front 3,25 H 19
Tyres rear 4,00 H 18
Brakes front single disc brake 260 mm
Brakes rear Simplex drum brake 200 mm

 
Dimensions and weights

Length x width x height 2210 x 746 x 1210 mm
Wheel base 1465 mm
Ground clearance 165 mm
Tank capacity 24 l
Unladen weight, full tank 218 kg
Max permissible weight 398 kg
Fuel consumption 5,75 l / 100 km (at constant 90 km/h)
Acceleration 0 - 100 km/h 4,6 s
Top speed 195 km/h