BMW R1100RS 75th Anniversary: history, specs, pictures

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BMW R1100RS 75th Anniversary
Manufacturer
BMW
Production 1998
Class Sport touring
Engine
Four stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder
Compression ratio 10.7:1
Top Speed 218.7 km/h / 135.9 mph
Horsepower 89.98 HP (67.1 KW) @ 7250RPM
Torque 70.07 ft/lbs (95.0 Nm) @ 5500RPM
Ignition Electronic ignition MA 2.2 Bosch Motronic
Spark Plug Bosch, FR6 DDC
Transmission 5 Speed
Frame Steel, backbone frame
Suspension Front: Telelever with central spring strut & linear-rate coil spring. Twin-tube gas-filled shock
Rear: Paralever swingarm & shaft drive, single-tube gas-filled shock, variable rebound setting
Brakes Front: 2 x ∅305mm discs, 4 piston calipers
Rear: Single ∅276mm disc, 2 piston caliper
Front Tire 120/70-17
Rear Tire 160/60-18
Wheelbase 1485 mm / 58.5 in
Seat Height 780 mm / 30.7 in
Weight 239 kg / 526 lbs (dry), 268 kg / 590.8 lbs (wet)
Fuel Capacity 22 Liters / US 5.8 gal
Manuals Service Manual

The BMW R 1100 RS 75th Anniversary was a air-cooled, four-stroke, boxer two cylinder, 4 valves per cylinder Sport touring motorcycle produced by BMW in 1998. Max torque was 70.07 ft/lbs (95.0 Nm) @ 5500 RPM. Claimed horsepower was 89.98 HP (67.1 KW) @ 7250 RPM. It could reach a top speed of 218.7 km/h / 135.9 mph.

Engine[edit]

The engine was a Air/Oil cooled cooled Four stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder. The engine featured a 10.7:1 compression ratio.

Drive[edit]

Power was moderated via the Dry, single plate, cable operated.

Chassis[edit]

It came with a 120/70-17 front tire and a 160/60-18 rear tire. Stopping was achieved via 2 x ∅305mm discs, 4 piston calipers in the front and a Single ∅276mm disc, 2 piston caliper in the rear. The front suspension was a Telelever with central spring strut & linear-rate coil spring. Twin-tube gas-filled shock while the rear was equipped with a Paralever swingarm & shaft drive, single-tube gas-filled shock, variable rebound setting. The R1100RS 75th Anniversary was fitted with a 22 Liters / US 5.8 gal fuel tank. The bike weighed just 239 kg / 526 lbs. The wheelbase was 1485 mm / 58.5 in long.

1998 BMW R 1100 RS 75th Anniversary[edit]

The German engineers from the House of Munich have designed a special, limited edition of their acclaimed R 1100 RS model, to celebrate 75 years since they have been designing and building motorcycles. Besides all the features found on the base model, the 75th Anniversary one also comes with special paint schemes, and a number of features as standard, that were formerly available only as optionals.

In the engine department, it has a four-stroke, air-cooled, 1085cc, boxer twin cylinder powerplant paired to a five-speed manual transmission that can reach a maximum power output of 90 horsepower and 95 Nm of torque.

Photos[edit]

BMW R1100RS 75th Anniversary

Specifications[edit]

Make Model BMW R 1100RS 75th Anniversary
Year 1998
Engine Type Four stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder
Displacement 1085 cc / 66.2 cu in
Bore X Stroke 99 x 70.5 mm
Cooling System Air/Oil cooled
Compression 10.7:1
Lubrication Wet sump
Induction Fuel injection
Ignition Electronic ignition MA 2.2 Bosch Motronic
Alternator 12 V 700 W
Spark Plug Bosch, FR6 DDC
Starting Electric
Max Power 67.1 kW / 90 hp @ 7250 rpm
Max Power Rear Tire 60.4 kW / 81 hp @ 6900 rpm
Max Torque 95 Nm / 9.7 kgf-m / 69 lb-ft.@ 5500 rpm
Clutch Dry, single plate, cable operated
Transmission 5 Speed
Final Drive Shaft
Gear Ratio 1st 4.16 / 2nd 2.91 / 3rd 2.13 / 4th 1.74 / 5th 1.45:1
Rear Wheel Ratio 1:2.81
Frame Steel, backbone frame
Front Suspension Telelever with central spring strut & linear-rate coil spring. Twin-tube gas-filled shock
Front Wheel Travel 120 mm / 4.7 in
Rear Suspension Paralever swingarm & shaft drive, single-tube gas-filled shock, variable rebound setting
Rear Wheel Travel 125 mm / 4.9 in
Front Brakes 2 x ∅305mm discs, 4 piston calipers
Rear Brakes Single ∅276mm disc, 2 piston caliper
Front Tire 120/70-17
Rear Tire 160/60-18
Dimensions Length 2175 mm / 85.6 in Width 920 mm / 36.2 in Height 1286 mm / 50.6 in
Wheelbase 1485 mm / 58.5 in
Seat Height 780 mm / 30.7 in
Ground Clearance 153 mm / 6.2 in
Dry Weight 239 kg / 526 lbs
Wet Weight 268 kg / 590.8 lbs
Fuel Capacity 22 Liters / US 5.8 gal
Consumption Average 6.0 L/100 km / 16.6 km/l / 39.0 US mpg
Braking 60 Km/h- 0 13.5 m / 44.3 ft
Braking 100 Km/h - 0 40.0 m / 131 ft
Standing ¼ Mile 12.1 sec / 177.5 km/h / 110.3 mph
Top Speed 218.7 km/h / 135.9 mph