Segment:
Large-displacement adventure touring motorcycle.
Target Audience:
Riders seeking to perform their own maintenance and repairs, ensuring quality and cost savings. DIY mechanics and owners who value self-sufficiency.
Comparison:
The R1150GS platform, while robust, requires specialized knowledge for optimal maintenance. This manual provides the detailed, manufacturer-specific information often missing in generic repair guides.
Value Proposition:
Empowers owners to maintain their BMW R1150GS with confidence, extending its lifespan and preserving performance through accurate, comprehensive guidance.
Engine Service:
Complete overhaul, top-end, bottom-end, valve adjustments, timing chain, oil pump, lubrication system.
Fuel System:
Fuel injection (EFI) system diagnosis, fuel pump, injectors, throttle body, fuel pressure regulator.
Ignition System:
ECU, ignition coils, spark plugs, sensor testing and replacement.
Transmission Drivetrain:
Clutch operation and adjustment, gearbox disassembly and reassembly, final drive (Paralever) maintenance and overhaul.
Brake System:
Front and rear brake system diagnostics, ABS (Anti-lock Braking System) bleeding and components, brake pad and rotor replacement.
Suspension Steering:
Front Telelever suspension, rear Monolever (or Paralever depending on exact model year interpretation for R1150GS platform), fork seal replacement, shock absorber service, steering head bearing adjustment.
Electrical System:
Wiring diagrams, battery testing and maintenance, starter motor, alternator, lighting system, fuse box, diagnostic connectors.
Chassis Bodywork:
Frame inspection, fairing removal and installation, seat, fuel tank, body panels.
Routine Maintenance:
Oil changes, filter replacements, air filter service, spark plug replacement, drive shaft lubrication, brake fluid changes.
Troubleshooting:
Diagnostic procedures for common and uncommon issues, fault code interpretation, symptom-based troubleshooting guides.
Repair Procedures:
Step-by-step instructions for component removal, repair, and reinstallation.
Engine Rebuild:
Detailed procedures for engine disassembly, component inspection, measurement, and reassembly, including torque specifications.
Electrical Diagnostics:
Testing of sensors, actuators, wiring harness continuity, and component resistance.
Depth:
Comprehensive from basic rider maintenance to full engine and gearbox overhauls. Includes detailed diagnostic procedures and torque specifications for critical fasteners.
Engine Type:
Air/Oil-cooled, four-stroke, boxer-twin engine.
Displacement:
1130 cc (approximate, derived from R1150 platform evolution)
Bore X Stroke:
101 mm x 70.5 mm (typical for R1150 series)
Compression Ratio:
9.0:1 (typical for R1150 series)
Horsepower:
Approx. 95 hp @ 7250 rpm (typical for R1150 series)
Torque:
Approx. 73 lb-ft @ 5250 rpm (typical for R1150 series)
Fuel Delivery:
Electronic Fuel Injection (EFI), Bosch Motronic MA 2.4 or similar.
Fuel Type:
Unleaded gasoline, minimum 91 octane (RON+MON)/2). Check manual for specific recommendations.
Fuel Tank Capacity:
Approx. 20 Liters (5.3 US gallons)
Oil Capacity With Filter:
Approx. 4.0 Liters
Recommended Oil Viscosity:
10W-40 or 15W-50 (refer to manual for ambient temperature specific recommendations)
Oil Filter Part Number:
BMW P/N 11 42 1 450 468 (or equivalent aftermarket)
Transmission Type:
6-speed manual gearbox.
Optional Features:
N/A (Standard 6-speed manual for this model)
Clutch:
Single dry plate, hydraulic actuation.
Final Drive:
Shaft drive via Paralever system.
Transmission Oil Type:
Hypoid gear oil, API GL-5, SAE 80W-90.
Transmission Oil Capacity:
Approx. 0.25 Liters
Final Drive Oil Type:
Hypoid gear oil, API GL-5, SAE 80W-90.
Final Drive Oil Capacity:
Approx. 0.22 Liters
Safety Features Overview:
Designed for stability and rider control in diverse conditions. Specific crash test ratings are typically not available for motorcycles in the same way as automobiles.
ABS:
Optional BMW Motorrad Integral ABS (Generation 2).
Braking System Front:
Dual 305 mm discs with 4-piston calipers.
Braking System Rear:
Single 276 mm disc with 2-piston caliper.
Lighting:
Halogen headlight, LED taillight, integrated turn signals.
Instrumentation:
Analog tachometer and speedometer, LCD multi-function display (trip computer, clock, gear indicator on some variants).
ABS System:
Optional BMW Motorrad Integral ABS, a sophisticated braking system that links front and rear brakes when the lever is pulled.
Diagnostic Port:
OBD-II compatible or proprietary BMW diagnostic port for engine management system troubleshooting.
First Service:
1000 km (600 miles): Oil and filter change, check all fasteners, adjust valve clearances, check/adjust clutch and throttle cables.
Subsequent Service Interval Major:
10,000 km (6,000 miles): Oil and filter change, air filter service, check valve clearances, inspect brake pads and fluid, lubricate pivot points.
Subsequent Service Interval Minor:
5,000 km (3,000 miles): Oil change, check tire pressures and condition, check all fluid levels.
Valve Adjustment Interval:
10,000 km (6,000 miles)
Brake Fluid:
DOT 4 or DOT 5.1 (check manual for specific ABS compatibility).
Coolant Type:
Not applicable (Air/Oil cooled engine, separate oil cooler).
Common Wear Items:
Clutch wear, front fork seals, wheel bearings, fuel pump, Hall sensor (early models), regulator/rectifier.
Electrical Concerns:
Loose connections at the alternator, failing regulator/rectifier units.
Fuel System Concerns:
Occasional issues with fuel pump longevity and injector clogging, especially with poor fuel quality.
Drivetrain Concerns:
Paralever pivot bearings require periodic greasing to prevent wear. Drive shaft U-joints may require inspection/replacement on higher mileage units.
Heritage:
BMW Motorrad has a long history of producing robust, technologically advanced motorcycles, particularly renowned for their boxer engines and adventure-touring capabilities.
R Series Lineage:
The R1150GS is a successor to the highly successful R1100GS and a predecessor to the R1200GS, representing a significant evolution in BMW's GS line, increasing displacement and refinement.
Production Era:
The R1150GS model range was produced from 1999 to 2004. The '1996' in the product name likely refers to a broader manual covering the earlier R1100GS platform and its transition to the R1150 series if not specifically an early R1150 prototype year.
Manufacturing Location:
Berlin, Germany