Positioning:
The BMW R1150GS series (including the standard R1150GS and R1150GS Adventure) established itself as a benchmark in the large-displacement adventure touring segment. Known for its robust engineering, comfortable ergonomics, and go-anywhere capability, it appealed to riders seeking long-distance touring and off-road versatility. This manual is designed for owners who want to maintain and repair their GS, saving significant dealership costs.
Competitors:
Competed against models like the Honda Africa Twin, Triumph Tiger, and Moto Guzzi Quota during its production run. The R1150GS was often lauded for its sophisticated boxer twin engine and advanced suspension systems.
Unique Selling Points:
The manual covers the iconic BMW Boxer engine, the Telelever front suspension, and the Paralever rear drive system, all key to the GS's distinctive ride and handling characteristics. Its comprehensive nature makes it invaluable for home mechanics and professional shops alike.
Engine:
1130cc Twin-cylinder Boxer Engine (Oil/Air Cooled), Fuel Injection System (Motronic 2.4), Ignition System, Exhaust System
Transmission:
5-Speed Manual Gearbox, Clutch System (Hydraulic Dry Clutch), Driveshaft, Final Drive (Paralever)
Chassis And Suspension:
Frame (Steel Trellis), Front Telelever Suspension, Rear Paralever Swingarm, Shock Absorbers (Adjustable), Steering Components
Brakes:
Front (Twin Disc with ABS II or Integral ABS), Rear (Single Disc with ABS), Brake Lines, Master Cylinders, Calipers
Electrical System:
Battery, Charging System (Alternator, Regulator), Starting System (Starter Motor), Lighting System (Headlight, Taillight, Indicators), Instrumentation, Wiring Harness, Fuses, Relays, ABS Control Unit
Fuel System:
Fuel Tank, Fuel Pump, Fuel Filter, Fuel Injectors, Throttle Body
Bodywork And Trim:
Fairing, Windscreen, Seat, Fuel Tank Cover, Fenders, Luggage Rack, Handlebars
Maintenance:
Routine Service Checks, Oil and Filter Changes, Air Filter Replacement, Spark Plug Replacement, Valve Clearance Adjustment, Lubrication Points, Brake Fluid Flush
Repair And Rebuild:
Engine Overhaul (Top and Bottom End), Transmission Disassembly and Reassembly, Clutch Replacement, Suspension Component Rebuild, Brake System Repair, Electrical Component Diagnosis and Replacement
Troubleshooting:
Diagnostic Procedures for Common Issues, Fault Code Interpretation (if applicable), Step-by-Step Problem Solving Guides
Technical Adjustments:
Throttle Cable Adjustment, Clutch Lever Adjustment, Idle Speed Setting, Suspension Preload and Damping Adjustments
Depth:
Comprehensive, covering everything from basic fluid checks to full engine and transmission rebuilds. Includes diagnostic procedures and specifications for professional technicians and experienced DIY enthusiasts.
Engine Type:
Air/Oil-Cooled, Four-Stroke, Flat-Twin (Boxer)
Bore X Stroke:
101 mm x 70.5 mm
Horsepower:
85 hp @ 6750 rpm (approx.)
Torque:
97 Nm (71.5 lb-ft) @ 5250 rpm (approx.)
Fuel Delivery:
Electronic Fuel Injection (Bosch Motronic 2.4)
Fuel Type:
Unleaded Premium (95 RON)
Ignition Type:
Electronic Ignition
Oil Type:
SAE 20W-50 or 10W-40 (API SG or higher) - Refer to manual for specific BMW recommendations.
Oil Capacity:
Approx. 4.0 liters (including filter) - Refer to manual for precise capacity.
Type:
5-Speed Manual Constant Mesh Gearbox
Clutch:
Single-plate dry clutch with hydraulic actuation
Type:
N/A (This model did not offer an automatic option)
Drive:
Shaft Drive (via Paralever system)
Transmission Oil:
Refer to manual for specific gearbox and final drive oil specifications (typically GL-5 rated gear oil).
Length:
Approx. 2220 mm (Standard GS)
Width:
Approx. 900 mm (Standard GS)
Height:
Approx. 1380 mm (Standard GS)
Dry Weight:
Approx. 225 kg (Standard GS)
Wet Weight:
Approx. 240 kg (Standard GS)
Fuel Tank Capacity:
20 liters (Standard GS), 30 liters (Adventure model)
Crash Safety:
Motorcycles of this era do not typically have standardized crash test ratings like automobiles. Safety focus is on rider aids and chassis design.
ABS:
Optional BMW ABS II or Integral ABS available on many models. The manual will detail its operation, diagnostics, and maintenance, including bleeding procedures.
Braking System:
Dual front discs, single rear disc with hydraulic actuation. Detailed inspection and repair procedures for calipers, master cylinders, and lines are included.
Lighting:
Halogen headlight, LED taillight (on some models), front and rear turn signals. Electrical section covers bulb replacement and wiring checks.
Instrument Cluster:
Analog tachometer and speedometer, LCD multi-function display (for fuel level, gear indicator, trip meters, clock, ambient temperature, etc.).
ABS:
As mentioned, ABS was a key available technology, with detailed troubleshooting guides within the manual.
Connectivity Features:
No integrated smartphone or Bluetooth connectivity as found in modern motorcycles. Connection to diagnostic tools for fault code reading would be via specific BMW connectors.
Oil Change:
Every 10,000 km or annually, whichever comes first. Refer to manual for specific intervals.
Valve Adjustment:
Every 20,000 km (or as per manual recommendation).
Spark Plug Replacement:
Every 20,000 km (or as per manual recommendation).
Brake Fluid:
DOT 4 (Refer to manual for specific BMW recommendation and fluid type for ABS systems).
Coolant:
BMW Advanced Coolant or equivalent (specific mix ratio and type to be confirmed in manual).
Common Wear Items:
Clutch wear, fuel pump issues, ABS sensor failures, driveshaft spline lubrication requirements, rear shock absorber degradation (over time).
Routine Checks:
Regularly check driveshaft splines for proper lubrication to prevent premature wear. Monitor clutch engagement for signs of slippage.
Heritage:
BMW's legacy in motorcycle manufacturing dates back to the early 20th century. The 'GS' (Gelände/Straße - Off-road/Street) designation signifies the brand's commitment to versatile, dual-purpose motorcycles, a lineage that began with the R80G/S in the early 1980s.
Predecessor:
The R1150GS succeeded the highly popular R1100GS, featuring an enlarged engine displacement and various refinements.
Successor:
The R1150GS was eventually replaced by the R1200GS series, continuing the evolution of BMW's flagship adventure motorcycle.
Production Years:
1999-2003 (for R1150GS models, not 1993-1999 as initially stated in product name)
Manufacturing Location:
Berlin, Germany
Industry Awards:
While specific awards for the R1150GS within the 1993-1999 timeframe are not widely cited (as the R1150GS was introduced in 1999), its predecessor, the R1100GS, and the later R1150GS itself received numerous accolades from motorcycle publications for its touring prowess, off-road capability, and overall design.
Customer Satisfaction:
Generally high customer satisfaction for its durability, comfort on long journeys, and versatility. Known for being a reliable platform for adventure touring.
