Segment:
Large-displacement adventure touring motorcycle
Target Audience:
Adventure riders, long-distance tourers, owners seeking detailed maintenance and repair knowledge.
Competitors:
Honda Africa Twin, Yamaha Super Tenere, Triumph Tiger
Differentiation:
Unique boxer engine configuration, telelever front suspension (on some models, though this manual is likely for the earlier telescopic fork variants), robust build for off-road capability.
Engine Configuration:
Air-cooled/oil-cooled boxer-twin engine
Suspension Type:
Telescopic front forks, Monolever or Paralever rear swingarm (Paralever is characteristic of R1150GS)
Design Philosophy:
Durability, versatility for on-road touring and off-road adventure.
Primary Coverage:
All models and all repairs A-Z
Model Specificity:
Vehicle/Model Specific (Not Generic)
Estimated Page Count:
500-800 (typical for comprehensive workshop manuals)
Type:
Service Repair Workshop Manual
Comparison To Dealership:
Same type of manual used by dealership technicians
Format:
Digital (PDF, likely)
Engine Mechanical:
Complete engine overhaul, cylinder head, pistons, crankshaft, connecting rods, camshafts, timing chain, oil pump, lubrication system.
Engine Management:
Fuel injection system (Motronic), ignition system, sensors, actuators, ECU diagnostics, emissions control.
Transmission:
Gearbox overhaul, clutch replacement, shift mechanism, final drive (paralever), gearbox oil specifications.
Chassis:
Frame inspection and repair, front forks (telescopic/paralever), rear suspension (monoshock), steering head bearings, wheel bearings.
Brakes:
Front and rear brake systems (discs, calipers, master cylinders, ABS if equipped), brake fluid specifications, bleeding procedures.
Electrical System:
Wiring diagrams, battery, starter motor, alternator, lighting system, horn, indicators, instrumentation, troubleshooting electrical faults.
Fuel System:
Fuel tank, fuel pump, fuel lines, fuel filter replacement, fuel pressure testing.
Exhaust System:
Exhaust pipes, mufflers, catalytic converter (if applicable), exhaust gasket replacement.
Bodywork:
Fairings, fuel tank cover, seat, body panel removal and installation, fairing repair.
Maintenance:
Scheduled maintenance, oil and filter changes, air filter replacement, spark plug replacement, valve clearance adjustment, brake fluid changes.
Troubleshooting:
Diagnostic charts, fault finding for engine, electrical, and mechanical issues.
Repair:
Step-by-step repair instructions for all major and minor components and systems.
Disassembly Reassembly:
Detailed instructions for component removal, overhaul, and reinstallation.
Torque Specifications:
Essential torque values for critical fasteners throughout the motorcycle.
Depth:
Comprehensive, covering everything from basic fluid checks to complete engine and transmission rebuilds.
Diagnostic Capabilities:
Advanced diagnostic procedures, including troubleshooting logic and potential fault codes.
Type:
Four-stroke, two-cylinder boxer engine
Bore X Stroke:
99 mm x 70.5 mm
Cooling System:
Air-cooled with oil cooler
Horsepower:
85 hp (approx. at 6,750 rpm)
Torque:
97 Nm (approx. at 5,250 rpm)
Induction:
Electronic fuel injection (BMW Motronic MA 2.4 or similar)
Fuel Type:
Unleaded gasoline, 91 octane (RON) or higher
Fuel Capacity:
20.0 liters (approx.)
Type:
5-speed manual transmission
Type:
N/A (Typically a single transmission option for this model)
Drive Type:
Shaft drive to rear wheel via Paralever swingarm
Clutch:
Single dry plate clutch
Gear Ratios:
Specific gear ratios available in the manual (e.g., 1st: 3.077, 2nd: 2.077, 3rd: 1.556, 4th: 1.222, 5th: 1.000)
Final Drive Ratio:
Typically 2.82:1 (or similar, check manual for exact specification)
Crash Test Ratings:
N/A (Motorcycles are not typically rated in the same way as cars)
ABS:
Optional BMW Motorrad Integral ABS (Anti-lock Braking System) on many models
Traction Control:
N/A for this specific generation of R1150GS
Lighting:
Halogen headlight, LED taillight (on some later models), indicator lights
Frame Construction:
Steel tube frame for rigidity and impact absorption
Navigation:
Optional BMW Navigator or aftermarket GPS mounting provisions.
Audio:
N/A (No factory-installed audio system on this model).
ABS:
Integral ABS available as an option, providing combined braking functionality.
Heated Grips:
Optional heated handgrips.
Diagnostic Interface:
BMW's proprietary diagnostic connector, often requiring specific tools for full system diagnostics (covered in manual).
Oil Change Interval:
Every 10,000 km or annually (whichever comes first), refer to manual for exact interval and oil type.
Valve Adjustment Interval:
Every 20,000 km (approx.), refer to manual for exact interval and procedure.
Spark Plug Replacement:
Refer to manual, typically around 20,000-30,000 km.
Engine Oil:
BMW recommend synthetic or semi-synthetic motorcycle oil, API SG/SH or JASO MA, viscosity SAE 20W-40 or 20W-50. (Refer to manual for specific recommended viscosity based on temperature).
Brake Fluid:
DOT 4 brake fluid.
Transmission Oil:
Hypoid gear oil, SAE 90.
Final Drive Oil:
Hypoid gear oil, SAE 90 (Same as transmission).
Common Wear Items:
Clutch wear, rear shock absorber degradation, front fork seal leaks, ABS sensor issues, fuel pump failure (less common).
Engine Specifics:
Can be sensitive to oil level. Some minor vibration at certain RPMs is characteristic of the boxer engine.
Manufacturer:
Bayerische Motoren Werke AG (BMW)
Motorcycle Division:
BMW Motorrad, established in 1923
Successor:
BMW R1150GS Adventure, BMW R1200GS
Key Advancements From R1100Gs:
Increased displacement, improved torque, updated styling, enhanced suspension and braking (including optional ABS).
Production Period For R1150Gs:
1999-2003 (This manual covers an earlier period possibly overlapping with the R1100GS development or specific early R1150GS variants not explicitly called out by the product name).
Manufacturing Location:
Berlin, Germany
