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BMW Specifications

BMW R100RS Mono (1986-94)

Entry updated

BMW R100RS Mono (1986-94)

At a glance

Capacity
980 cc / 59.8 cub in.
Power
43.8 kW / 59.5 hp @ 6500 rpm
Torque
74 Nm / 7.55 kg-m / 54.6 lb-ft @ 3500 rpm
Seat height
820 mm / 32.3 in

The full picture.

The BMW R 100RS Mono was a motorcycle model that was manufactured from 1986 to 1994. It was powered by a four-stroke, two-cylinder horizontally opposed Boxer engine with a capacity of 980 cc and 2 valves per cylinder. The engine had a compression ratio of 8.45:1 and was cooled by air. The motorcycle had a maximum power output of 43.8 kW at 6500 rpm and a maximum torque of 74 Nm at 3500 rpm. It had a dry single plate clutch and a 5-speed transmission with a final drive shaft. The frame was a double-sown tubs, dual cradle design. The front suspension had a telescopic fork with a hydraulic shock absorber, while the rear suspension had a Paralever swinging design. The front brakes had 2 x 285mm discs with 2 piston calipers, while the rear brakes had a Simplex “200 mm drum”. The motorcycle had MTH wheels with a 2.50 x 18 E size, and the front and rear tires were 90/90 18 51 H and 120/90 18 65 H, respectively. Its dimensions were 2175 mm (length) x 800 mm (width) x 1447 mm (height) with a wheelbase of 1447 mm and a seat height of 820 mm. The dry weight of the motorcycle was 190 kg and its fuel capacity was 22 litres. It had an average fuel consumption of 6.5 L/100 km and a top speed of 188.8 km/h. The motorcycle’s braking distance from 60 km/h was 15.1 m and from 100 km/h was 45.3 m. It had a standing quarter-mile time of 13.0 sec at a speed of 160.8 km/h.


Technical specifications:

Make Model: BMW R 100RS Mono

Motorcycle technical specifications
Year1986 – 94
EngineFour stroke, two cylinder horizontally opposed Boxer, 2 valves per cylinder
Capacity980 cc / 59.8 cub in.
Bore x Stroke94 x 70.6 mm
Cooling SystemAir cooled
Compression Ratio8.45:1
LubricationWet sump
Induction2 x Constant depression carburettors, Bing 94/40/105 – 94/40/106
IgnitionBattery ignition
AlternatorBosch 12V/240 W
BatteryBosch W 7 DC / Beru 14-7 DU
StartingElectric
Max Power43.8 kW / 59.5 hp @ 6500 rpm
Max Torque74 Nm / 7.55 kg-m / 54.6 lb-ft @ 3500 rpm
ClutchDry single plate, with lever action diaphragm spring
Transmission5 Speed
Gear Ratio1st 4.40 / 2nd 2.86 / 3rd 2.07 / 4th 1.67 / 5th 1.50:1
Bevel / Crown wheel11/32 teeth or 10/32 teeth
Final DriveShaft
FrameDouble sown tubs, dual cradle
Front SuspensionTelescopic fork with hydraulic shock absorber.
Front Wheel Travel275 mm / 6.8 in
Rear SuspensionParalever swinging
Rear Wheel Travel121 mm / 4.7 in
Front Brakes2 x 285mm discs, 2 piston calipers
Rear BrakesSimplex “200 mm drum
Front WheelMTH 2.50 x 18 E
Rear WheelMTH 2.50 x 18 E
Front Tyre90/90 18 51 H
Rear Tyre120/90 18 65 H
DimensionsLength 2175 mm / 85.6 in Width 800 mm / 314 in Height 1447 mm / 57.0 in
Wheelbase1447 mm / 57.67 in
Seat Height820 mm / 32.3 in
Ground Clearance140 mm / 5.5 in
Dry Weight190 kg / 419 lbs
Wet Weight220 kg / 485 lbs
Fuel Capacity22 Litres / 5.8 US gal
Consumption Average6.5 L/100 / 15.4 km/l / 32.2 US mpg
Braking 60 km/h – 015.1 m / 49.5 ft
Braking 100 km/h – 045.3 m / 158.6 ft
Standing 1/4 Mile13.0 sec / 160.8 km/h / 99.9 mph
Top Speed188.8 km/h / 117.3 mph