BMW R100RS Mono

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BMW R 100 RS Mono
Manufacturer
BMW
Production 1986 - 1993
Class Touring
Engine
air-cooled, four-stroke, boxer twin cylinder, 2 valves per cylinder
Bore / Stroke 94.0mm x 94.0mm
Compression ratio 8.5:1
Top Speed 188.8 km/h / 117.3 mph
Horsepower 59.94 HP (44.7 KW) @ 6500RPM
Torque 55.32 ft/lbs (75.0 Nm) @ 3500RPM
Transmission Gear box: 5-speed, manual

Final Drive: shaft

Clutch: dry, single plate, diaphragm spring
Suspension Front: hydraulic telescopic fork
Rear: BMW Motorrad Monolever
Brakes Front: dual 285mm discs, 2-piston calipers
Rear: 200mm drum
Front Tire 90/90-18 51H
Rear Tire 120/90-18 65H
Wheelbase 57.01 inches (1448 mm)
Length 85.59 inches (2174 mm)
Width 31.5 inches (800 mm)
Seat Height 32.28 inches (820 mm)
Weight 190.0 kg (wet)
Manuals Service Manual

The BMW R 100 RS Mono was a air-cooled, four-stroke, boxer twin cylinder, 2 valves per cylinder Touring motorcycle produced by BMW between 1986 and 1993. Max torque was 55.32 ft/lbs (75.0 Nm) @ 3500 RPM. Claimed horsepower was 59.94 HP (44.7 KW) @ 6500 RPM. It could reach a top speed of 188.8 km/h / 117.3 mph.

Engine[edit]

The engine was a Air cooled cooled Four stroke, two cylinder horizontally opposed Boxer, 2 valves per cylinder. The engine featured a 8.45:1 compression ratio.

Drive[edit]

Power was moderated via the Dry single plate, with lever action diaphragm spring.

Chassis[edit]

It came with a 90/90 18 51 H front tire and a 120/90 18 65 H rear tire. Stopping was achieved via 2 x ∅285mm discs, 2 piston calipers in the front and a Simplex, ∅200 mm drum in the rear. The front suspension was a Telescopic fork with hydraulic shock absorber. while the rear was equipped with a BMW Monolever swinging arm. The R100RS Mono was fitted with a 22 Liters / 5.8 gal fuel tank. The bike weighed just 190 kg / 418 lbs. The wheelbase was 1447 mm / 57.67 in long.

Photos[edit]


1986 BMW R 100 RS Mono[edit]

The 1986 MY BMW R 100 RS Mono has been equipped with BMW's acclaimed Monolever rear suspension package, which reduces its weight, increases comfort levels for both the rider and the eventual pillion and makes for a more agile machine. Also, as its previous embodiment, it comes with touring-enhancing features such as a full-fairing with an adjustable windscreen, a dual seat, pillion grab rails, and dual front disc brakes.

In the engine department, it sports an air-cooled, four-stroke, 980cc, boxer twin cylinder powerhouse mated to a five-speed manual transmission and can produce a claimed 60 horsepower and 74 Nm of torque.


1987 BMW R 100 RS Mono[edit]

The 1987 MY BMW R 100 RS Mono has, at its heart, a four-stroke, air-cooled, 980cc, boxer twin cylinder powerplant paired to a five-speed manual transmission that can reach a maximum power output of 60 horsepower and 74 Nm of torque.

This touring machine also comes with features such as a dual seat, pillion grab rails, dual front disc brakes coupled to a drum rear brake, a full-fairing with and adjustable windshield, die-cast aluminum wheels, an analogue instrument cluster and a suspension package composed of a telescopic front fork coupled to a BMW Motorrad Monolever in the rear.


1988 BMW R 100 RS Mono[edit]

The 1988 MY BMW R 100 RS Mono boasts standard fittings such as a dual seat, pillion grab rails, dual front disc brakes coupled to a drum rear brake, a full-fairing with and adjustable windshield, die-cast aluminum wheels, an analogue instrument cluster and a suspension package composed of a telescopic front fork coupled to a BMW Motorrad Monolever in the rear.

In the tech/engine department it sports a four-stroke, air-cooled, 980cc, boxer twin cylinder powerhouse mated to a five-speed manual transmission and can produce a claimed 74 Nm of torque and 60 horsepower.


1989 BMW R 100 RS Mono[edit]

1989 BMW R 100 RS Mono 1989 BMW R 100 RS Mono

The 1989 MY BMW R 100 S Mono is addressed for touring riders who want more power, but also the unmistakable feel and sound of a boxer engine, that can reach a maximum power output of 60 horsepower and 74 Nm of torque, and is paired to a five-speed manual transmission with a shaft final drive.

In addition, it comes with a dual seat, pillion grab rails, dual front disc brakes coupled to a drum rear brake, a full-fairing with and adjustable windshield, die-cast aluminum wheels, an analogue instrument cluster and a suspension package composed of a telescopic front fork coupled to a BMW Motorrad Monolever in the rear.


1990 BMW R 100 RS Mono[edit]

The 1990 MY BMW R 100 RS Mono is sure to fit the taste for a wide variety of touring riders, thanks to standard features such as a dual seat, pillion grab rails, dual front disc brakes coupled to a drum rear brake, a full-fairing with and adjustable windshield, die-cast aluminum wheels, an analogue instrument cluster and a suspension package composed of a telescopic front fork coupled to a BMW Motorrad Monolever in the rear.

In addition, it can produce a claimed 60 horsepower and 74 Nm of torque from its air-cooled, four-stroke, 980cc, boxer two cylinder powerplant paired to a five-speed manual transmission with a shaft final drive.


1991 BMW R 100 RS Mono[edit]

The 1991 MY BMW R 100 RS Mono sports an air-cooled, four-stroke, 980cc, boxer twin cylinder powerplant mated to a five-speed manual transmission that can produce a claimed 60 horsepower and 74 Nm of torque. Also, it comes with a dual seat, pillion grab rails, dual front disc brakes coupled to a drum rear brake, a full-fairing with and adjustable windshield, die-cast aluminum wheels, an analogue instrument cluster and a suspension package composed of a telescopic front fork coupled to a BMW Motorrad Monolever in the rear.


1992 BMW R 100 RS Mono[edit]

If you are on the market for a powerful, fully-faired touring machine that also offers the unmistakable of a boxer engine, then the 1992 MY BMW R 100 RS Mono may be the right choice for you. It comes with standard fittings such as a dual seat, pillion grab rails, dual front disc brakes coupled to a drum rear brake, a full-fairing with and adjustable windshield, die-cast aluminum wheels, an analogue instrument cluster and a suspension package composed of a telescopic front fork coupled to a BMW Motorrad Monolever in the rear.

In the engine department, it comes with an air-cooled, four-stroke, 980cc, boxer twin cylinder powerhouse paired to a five-speed manual transmission that can reach a maximum power output of 74 Nm of torque and 60 horsepower.


1993 BMW R 100 RS Mono[edit]

1993 BMW R 100 RS Mono 1993 BMW R 100 RS Mono

The 1993 MY BMW R 100 RS Mono has, at its heart, an air-cooled, four-stroke, 980cc, twin cylinder boxer powerplant paired to a five-speed manual transmission that can produce a claimed 60 horsepower and 74 Nm of torque.

This liter-class touring machine is also one of the most sought after in its class, thanks to standard features such as a dual seat, pillion grab rails, dual front disc brakes coupled to a drum rear brake, a full-fairing with and adjustable windshield, die-cast aluminum wheels, an analogue instrument cluster and a suspension package composed of a telescopic front fork coupled to a BMW Motorrad Monolever in the rear.


Specifications[edit]

Make Model BMW R 100RS
Year 1978-87
Engine Type Four stroke, two cylinder horizontally opposed Boxer, 2 valves per cylinder
Displacement 980 cc / 59.8 cu in
Bore X Stroke 94 x 70.6 mm
Cooling System Air cooled
Compression 8.45:1
Lubrication Wet sump
Induction 2 x Constant depression carburettors, Bing 94/40/105 - 94/40/106
Ignition Battery ignition
Alternator Bosch 12V/240 W
Battery Bosch W 7 DC / Beru 14-7 DU/ Champion N9YC
Starting Electric
Max Power 43.8 kW / 59.5 hp @ 6500 rpm
Max Torque 74 Nm / 7.55 kg-m / 54.6 lb-ft @ 3500 rpm
Clutch Dry single plate, with lever action diaphragm spring
Transmission 5 Speed
Gear Ratio 1st 4.4 / 2nd 2.86 / 3rd 2.07 / 4th 1.67 / 5th 1.50
Bevel / Crown Wheel 11 / 32 teeth or 10 / 32 teeth
Final Drive Shaft
Frame Double sown tubs, dual cradle
Front Suspension Telescopic fork with hydraulic shock absorber.
Front Wheel Travel 275 mm / 6.8 in
Rear Suspension BMW Monolever swinging arm
Rear Wheel Travel 121 mm / 4.7 in
Front Brakes 2 x ∅285mm discs, 2 piston calipers
Rear Brakes Simplex, ∅200 mm drum
Front Wheel MTH 2.50 x 18 E
Rear Wheel MTH 2.50 x 18 E
Front Tire 90/90 18 51 H
Rear Tire 120/90 18 65 H
Dimensions Length 2175 mm / 85.6 in Width 800 mm / 314 in Height 1447 mm / 57.0 in
Wheelbase 1447 mm / 57.67 in
Seat Height 820 mm / 32.3 in
Ground Clearance 140 mm / 5.5 in
Dry Weight 190 kg / 418 lbs
Wet Weight 220 kg / 485 lbs
Fuel Capacity 22 Liters / 5.8 gal
Consumption Average 6.5L/100 km / 15.4 km/l / 36.2 US mpg
Braking 60 Km/h - 0 / 100 Km/h - 0 15.1 m / 45.3 m
Standing ¼ Mile 13.0 sec / 160.8 km/h / 99.9 mph
Top Speed 188.8 km/h / 117.3 mph

External Links[edit]