BMW R 1100GS 75th Anniversary (1998)

BMW R 1100GS 75th Anniversary (1998)

The BMW R 1100GS 75th Anniversary is a testament to the marque’s rich heritage and commitment to innovation. This iconic motorcycle boasts a powerful 1100cc engine, paired with the renowned Bosch Motronic 2.2 fuel injection system, which delivers seamless power and responsiveness.

At the heart of the GS’s success lies its unique blend of ride comfort and ruggedness, making it an enduro trailblazer that continues to captivate motorcyclists worldwide. The 75th Anniversary models take this formula to new heights with their distinctive color schemes, stylish details, and enhanced equipment.

From its inception in 1980, the BMW GS has been a true phenomenon, pushing the boundaries of motorcycling with its high-tech features and exceptional performance. Its impressive list of accolades, including numerous Paris-Dakar Rally victories, is a testament to its unwavering dominance in the world of off-road racing.

Key Specifications

Engine TypeFour stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder
Engine Capacity1084 cc / 66.1 cu in
Max Power59 kw / 80 hp
Max Torque97Nm / 9.9 kgf-m / 71 lb-ft / @ 5250 rpm
Fuel Tank Capacity24 Liters / US 6.3 gal
Weight (Wet/Kerb)549 lbs / 240 kg
Seat Height33.0 inches / 840 mm
BMW R 1100GS 75th Anniversary (1998)

All Specifications

Make & Model

ModelBMW R 1100GS 75th Anniversary
Year1998

Engine

Engine TypeFour stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder
Displacement1084 cc / 66.1 cu in
Bore x Stroke99 x 70.5 mm
Compression Ratio10.3:1
Max Horsepower59 kw / 80 hp
Max Torque97Nm / 9.9 kgf-m / 71 lb-ft / @ 5250 rpm
Engine Management SystemBosch Motronic 2.2 with fuel cutoff when coasting
Lubrication SystemWet sump
Cooling SystemAir/oil-cooled

Performance

Top Speed201.6 km/h / 125.3 mph

Transmission

Clutch∅180mm Dry single plate with diaphram spring
Gearbox5 Speed
Gear Ratios1st 4.16 / 2nd 2.91 / 3rd 2.13 / 4th 1.74 / 5th 1.45
Final DriveShaft

Electrical & Electronics System

Battery12V, 19 Amp
StarterElectric

Chassis & Suspension

Frame TypeThree piece (front and rear sections with load-bearing engine)
Front SuspensionBMW Telelever Single gas-filled shock absorber with progressive coil spring, Preload adjustment (five steps)
Rear SuspensionBMW 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 Suspension Travel7.9 inches / 200 mm

Wheels & Brakes

Front Wheel/Rim Size4 x 17 inch patented cross spoke
Front Tire Size110/80 R19
Rear Tire Size150/70 R17
Front Brakes2 x ∅297mm Discs, 3 piston calipers
Rear BrakesSingle ∅250mm disc, 3 piston caliper

Dimension & Weights

Seat Height33.0 inches / 840 mm
Wheelbase59.4 inches / 1509 mm
Ground Clearance200 mm / 7.8 in
Fuel Tank Capacity24 Liters / US 6.3 gal
Wet (kerb/curb) Weight549 lbs / 240 kg
Dry Weight225 kg / 496.0 lbs

Features

  • Bosch Motronic 2.2 with fuel cutoff when coasting
  • Electronic MA 2.2 controlled by Bosch Motronic
  • BMW Telelever
  • Single gas-filled shock absorber with progressive coil spring
  • Preload adjustment (five steps)
  • 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)
  • Special 75th Anniversary colour schemes
  • Body lines
  • Stylish “75 anniversary” details
  • Wider range of fittings and equipment as standard
  • Horizontally-opposed Boxer engine
  • Low center of gravity
  • Excellent heat dissipation from the cylinders in the air stream
  • 90 horsepower engine
BMW R 1100GS 75th Anniversary (1998)

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