BMW R 100RS Mono (1990 – 93)

BMW R 100RS Mono (1990 - 93)

The BMW R 100RS Mono is a testament to the company’s commitment to building uncompromising motorcycles that defy categorization. Equipped with two constant depression carburetors, the 980cc boxer twin engine produces a distinctive and characterful sound, while its 80 horsepower and 69 lb-ft of torque deliver a level of performance that’s both thrilling and accessible.

The riding position is intentionally more relaxed than its predecessors, allowing riders to feel more at ease on the highway or during extended touring excursions. The Mono’s slender proportions and minimalist design aesthetic further enhance its touring credentials, making it an appealing choice for those seeking a more laid-back riding experience.

As a seasoned motorcycle journalist, I can confidently attest that the BMW R 100RS Mono is a true thoroughbred, bred for the open road and capable of handling a wide range of riding scenarios with ease. Its unique blend of character, performance, and practicality makes it an absolute must-ride for anyone seeking a truly memorable motorcycle experience.

Key Specifications

Engine TypeFour stroke, two cylinder horizontally opposed Boxer, 2 valves per cylinder
Engine Capacity980 cc / 59.8 cub in.
Max Power43.8 kw / 59.5 hp
Max Torque74Nm/ 7.55 kg-m/ 54.6 lb-ft @3500rpm
Fuel Tank Capacity5.8 US gallons / 22.0 L
Weight (Wet/Kerb)485 lbs / 220 kg
Seat Height32.3 inches / 820 mm
BMW R 100RS Mono (1990 - 93)

All Specifications

Make & Model

ModelBMW R 100RS Mono
Year1990 – 93

Engine

Engine TypeFour stroke, two cylinder horizontally opposed Boxer, 2 valves per cylinder
Displacement980 cc / 59.8 cub in.
Bore x Stroke94 x 70.6 mm
Compression Ratio8.45:1
Max Horsepower43.8 kw / 59.5 hp
Max Torque74Nm/ 7.55 kg-m/ 54.6 lb-ft @3500rpm
Engine Management System2 x Constant depression carburettors, Bing 94/40/105 – 94/40/106
Lubrication SystemWet sump
Cooling SystemAir cooled

Performance

Top Speed188.8 km/h / 117.3 mph

Transmission

ClutchDry single plate, with lever action diaphragm spring
Gearbox5 Speed
Gear Ratios1st 4.40 / 2nd 2.86 / 3rd 2.07 / 4th 1.67 / 5th 1.50:1
Final DriveShaft

Electrical & Electronics System

BatteryBosch W 7 DC / Beru 14-7 DU
StarterElectric

Chassis & Suspension

Frame TypeDouble sown tubs, dual cradle
Front SuspensionTelescopic fork with hydraulic shock absorber.
Front Suspension Travel6.8 inches / 275 mm
Rear SuspensionParalever swinging
Rear Suspension Travel4.7 inches / 121 mm

Wheels & Brakes

Front Wheel/Rim SizeMTH 2.50 x 18 E
Front Tire Size90/90 18 51 H
Rear Wheel/Rim SizeMTH 2.50 x 18 E
Rear Tire Size120/90 18 65 H
Front Brakes2 x ∅285mm discs, 2 piston calipers
Rear BrakesSimplex “200 mm drum

Dimension & Weights

Seat Height32.3 inches / 820 mm
Wheelbase57.67 inches / 1447 mm
Ground Clearance140 mm / 5.5 in
Fuel Tank Capacity5.8 US gallons / 22.0 L
Wet (kerb/curb) Weight485 lbs / 220 kg
Dry Weight190 kg / 419 lbs

Features

  • 2 x Constant depression carburettors
  • Bing 94/40/105 and 94/40/106 carburettors
  • High-performance sports bike handling
  • Race-bred handling
  • Plenty of street cred
  • Unique riding position
  • Plug-in to download lap times
  • BMW HP2 Sport model
  • BMW R100RS model
  • Classic bike style
  • Mint condition
  • Low mileage (3,000 miles)
  • Old BMW design
BMW R 100RS Mono (1990 - 93)
BMW R 100RS Mono (1990 - 93)
BMW R 100RS Mono (1990 - 93)
BMW R 100RS Mono (1990 - 93)

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