BMW R1100GS 75th Anniversary

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BMW R1100GS 75th Anniversary
Manufacturer
BMW
Production 1998
Class Road
Predecessor BMW R1100GS
Engine
air-cooled, four-stroke, boxer two cylinder, 4 valves per cylinder
Bore / Stroke 99.1mm x 99.1mm
Compression ratio 10.3:1
Top Speed 201.6 km/h / 125.3 mph
Horsepower 80.06 HP (59.7 KW) @ 6750RPM
Torque 72.28 ft/lbs (98.0 Nm) @ 5250RPM
Ignition Electronic MA 2.2 controlled by Bosch Motronic
Spark Plug Bosch, FR5 DTC
Battery 12V, 19 Amp
Transmission 5 Speed
Frame Three piece (front and rear sections with load-bearing engine)
Suspension Front: BMW Telelever Single gas-filled shock absorber with progressive coil spring, Preload adjustment (five steps)
Rear: BMW Paralever (single-sided swinging arm) Single gas-filled shock absorber with coil spring, Preload adjustment (continuously adjustable by handwheel), Rebound damping (continuously adjustable by screw)
Brakes Front: 2 x ∅297mm Discs, 3 piston calipers
Rear: Single ∅250mm disc, 3 piston caliper
Front Tire 110/80 R19
Rear Tire 150/70 R17
Wheelbase 59.41 inches (1509 mm)
Length 86.18 inches (2189 mm)
Width 36.18 inches (919 mm)
Seat Height 840 mm / 33.0 in - 860 mm / 33.8 in
Weight 225 kg / 496.0 lbs (dry), 240 kg / 549 lbs (wet)
Fuel Capacity 24 Liters / US 6.3 gal
Related BMW R1100GS
Manuals Service Manual

The BMW R 1100 GS 75th Anniversary was a air-cooled, four-stroke, boxer two cylinder, 4 valves per cylinder Road motorcycle produced by BMW in 1998. Max torque was 72.28 ft/lbs (98.0 Nm) @ 5250 RPM. Claimed horsepower was 80.06 HP (59.7 KW) @ 6750 RPM. It could reach a top speed of 201.6 km/h / 125.3 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 10.3:1 compression ratio.

Drive[edit]

Power was moderated via the ∅180mm Dry single plate with diaphram spring.

Chassis[edit]

It came with a 110/80 R19 front tire and a 150/70 R17 rear tire. Stopping was achieved via 2 x ∅297mm Discs, 3 piston calipers in the front and a Single ∅250mm disc, 3 piston caliper in the rear. The front suspension was a BMW Telelever Single gas-filled shock absorber with progressive coil spring, Preload adjustment (five steps) while the rear was equipped with a BMW Paralever (single-sided swinging arm) Single gas-filled shock absorber with coil spring, Preload adjustment (continuously adjustable by handwheel), Rebound damping (continuously adjustable by screw). The R1100GS 75th Anniversary was fitted with a 24 Liters / US 6.3 gal fuel tank. The bike weighed just 225 kg / 496.0 lbs. The wheelbase was 1509 mm / 59.4 in long.


1998 BMW R 1100 GS 75th Anniversary[edit]

1998 BMW R 1100 GS 75th Anniversary

To celebrate 75 years since the R series from the House of Munich has been in production, the German engineers have launched the 1998 R 1100 GS 75th Anniversary. This machine comes with a special paint scheme, redesigned body parts and a number of accessories such as side panniers, hand-guards, heated grips and an adjustable windshield.

In the engine department, it sports an air-cooled, four-stroke, 1084cc, boxer two cylinder powerhouse paired to a five-speed manual transmission, and can reach a maximum power output of 80 horsepower and 97 Nm of torque.

Photos[edit]

BMW R1100GS 75th Anniversary BMW R1100GS 75th Anniversary

Specifications[edit]

Make Model BMW R 1100GS 75th Anniversary
Year 1998
Engine Type Four stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder
Displacement 1084 cc / 66.1 cu in
Bore X Stroke 99 x 70.5 mm
Cooling System Air/oil-cooled
Compression 10.3:1
Lubrication Wet sump
Induction Bosch Motronic 2.2 with fuel cutoff when coasting
Ignition Electronic MA 2.2 controlled by Bosch Motronic
Battery 12V, 19 Amp
Alternator 700W
Charging System 14 V, 50 Amp
Headlamp Single H4 55/60W quartz bulb
Spark Plug Bosch, FR5 DTC
Starting Electric
Max Power 59 kW / 80 hp @ 6750 rpm
Max Power Rear Tire 55.4 kW / 74.3 hp @ 6600 rpm
Max Torque 97Nm / 9.9 kgf-m / 71 lb-ft / @ 5250 rpm
Clutch ∅180mm Dry single plate with diaphram spring
Transmission 5 Speed
Final Drive Shaft
Final Drive Ratio 3.0:1 (33:11)
Gear Ratio 1st 4.16 / 2nd 2.91 / 3rd 2.13 / 4th 1.74 / 5th 1.45
Frame Three piece (front and rear sections with load-bearing engine)
Front Suspension BMW Telelever Single gas-filled shock absorber with progressive coil spring, Preload adjustment (five steps)
Front Wheel Ravel 190 mm / 7.5 in
Rear Suspension BMW Paralever (single-sided swinging arm) Single gas-filled shock absorber with coil spring, Preload adjustment (continuously adjustable by handwheel), Rebound damping (continuously adjustable by screw)
Rear Wheel Travel 200 mm / 7.9 in
Front Brakes 2 x ∅297mm Discs, 3 piston calipers
Rear Brakes Single ∅250mm disc, 3 piston caliper
Front Tire 110/80 R19
Front Wheel 4 x 17 inch patented cross spoke
Rear Tire 150/70 R17
Dimensions Length 2189 mm / 85.4 in Width 920 mm / 35.9 in Height 1366 mm / 53.7 in
Wheelbase 1509 mm / 59.4 in
Seat Height 840 mm / 33.0 in - 860 mm / 33.8 in
Dry Weight 225 kg / 496.0 lbs
Wet Weight 240 kg / 549 lbs
Ground Clearance 200 mm / 7.8 in
Fuel Capacity 24 Liters / US 6.3 gal
Consumption Average 6.1 L/100 km / 16.4 km/l / 35.6 US mpg
Braking 60 Km/h - 0 14.0 m / 46 ft
Braking 100 Km/h - 0 40.5 m / 133 ft
Standing ¼ Mile 12.5 sec / 168.2 km/h /104.5 mph
Top Speed 201.6 km/h / 125.3 mph
Manual & Tech Info BMWgsclub.nl / Blackbears.ru / Epll.no-ip.com / Wendell Duncan's R1100GS microfiches

Videos[edit]

External Links[edit]