Segment:
Adventure Touring Motorcycle
Reputation:
Renowned for versatility, durability, and long-distance touring capability. A benchmark in its class.
Competitors:
Honda Africa Twin, Triumph Tiger, KTM Adventure series (contemporaneous models).
Design Philosophy:
Robust engineering, boxer-twin engine for low center of gravity, long-travel suspension, shaft drive for low maintenance.
Engine Coverage:
Complete engine overhaul, tuning, fuel injection, ignition system, lubrication, cooling, exhaust.
Transmission Coverage:
Clutch operation, gearbox inspection and repair, final drive maintenance and overhaul.
Chassis Coverage:
Frame inspection, suspension (forks and rear shock absorber), steering system, wheel bearings, braking system (ABS included).
Electrical Coverage:
Wiring diagrams, lighting system, charging system (alternator, battery), starter motor, instrumentation, diagnostic codes.
Bodywork Coverage:
Fairing removal and installation, seat, fuel tank, luggage systems.
Fuel System Details:
Detailed diagrams and procedures for fuel pump, injectors, throttle body, and ECU mapping.
Estimated Page Count:
500+
Type:
Comprehensive Service and Repair Manual
Format:
PDF (Digital Download)
All Systems:
Engine (2-cylinder boxer), Fuel System (EFI), Ignition System, Clutch, Transmission, Drivetrain (Shaft Drive), Suspension (Telelever front, Monolever rear), Braking System (ABS), Electrical System, Lighting, Bodywork, Wheels and Tires, Maintenance Procedures, Troubleshooting Guides.
Exhaust System:
Catalytic converter systems, lambda sensor diagnostics, muffler removal and replacement.
Maintenance Procedures:
Oil changes, filter replacements, spark plug service, valve clearance adjustment, brake fluid flush, coolant checks, clutch adjustment, drivetrain lubrication, tire pressure checks.
Repair Procedures:
Engine disassembly and reassembly, gearbox repair, suspension overhaul, brake caliper servicing, electrical component diagnosis and replacement, fuel injector cleaning/replacement, starter motor repair.
Troubleshooting:
Diagnostic charts for common starting, running, and electrical issues, error code explanations, step-by-step fault finding.
Diagnostic Procedures:
Detailed troubleshooting flowcharts for engine performance issues, electrical faults, starting problems, and ABS system malfunctions. Includes information on reading diagnostic fault codes.
Depth Of Coverage:
Detailed diagnostic procedures, torque specifications for all fasteners, exploded diagrams, clear step-by-step instructions for complex repairs, component testing procedures.
Engine Type:
Air/oil-cooled, four-stroke, horizontally-opposed boxer-twin
Displacement:
1130 cc (1150cc marketing designation)
Bore X Stroke:
99 mm x 70.5 mm
Valve Train:
2 valves per cylinder, OHC
Horsepower:
85 hp @ 6750 rpm (approx.)
Torque:
98 Nm (72 lb-ft) @ 5250 rpm (approx.)
Torque Curve Characteristics:
Strong low-to-mid-range torque, ideal for off-road traction and relaxed touring.
Fuel Delivery:
Electronic Fuel Injection (Bosch Motronic MA 2.4)
Fuel Type:
Unleaded gasoline, 91-98 octane RON
Oil Type:
SAE 20W-50 or 15W-50, API SG or higher
Oil Capacity:
Approx. 4.0 liters (4.2 US qt) with filter change
Length:
2230 mm (87.8 in)
Width:
900 mm (35.4 in) (over mirrors)
Height:
1330 mm (52.4 in) (seat height)
Dry Weight:
220 kg (485 lbs)
Wet Weight:
242 kg (533 lbs) (approx., with full fluids)
Gross Vehicle Weight Rating:
440 kg (970 lbs)
Front Tire Size:
90/90-21 M/C 54V
Rear Tire Size:
110/80 R 18 M/C 58V
Fuel Tank Capacity:
20 liters (5.3 US gal), including 3 liters reserve
Crash Test Ratings:
N/A (Motorcycle specific safety is assessed differently, e.g., ABS effectiveness, chassis stability).
Braking System:
BMW Motorrad Integral ABS (optional on early models, standard on later ones). Dual disc front with 4-piston calipers, single disc rear. Linked braking function (lever application partially actuates both front and rear brakes).
Lighting:
Halogen headlight, LED taillight.
Chassis Stability:
Telelever front suspension contributes to stable handling and reduced brake dive. Robust frame construction.
Instrumentation:
Analog tachometer, digital speedometer, fuel gauge, gear indicator, clock, trip meters, warning lights, diagnostic indicator (check engine).
ABS System:
BMW Motorrad Integral ABS (optional/standard depending on production date). Offers significant safety enhancement for braking.
Diagnostics:
OBD-II compatible for engine management diagnostics, though specific BMW diagnostic tools (e.g., GT1, MoDiDi) provide deeper access.
Oil Change Interval:
Every 10,000 km (6,000 miles) or annually, whichever comes first.
Valve Clearance Check:
Every 20,000 km (12,000 miles)
Spark Plug Replacement:
Every 20,000 km (12,000 miles) or as needed based on inspection.
Brake Fluid Flush:
Every 2 years
Coolant Type:
BMW approved ethylene glycol-based coolant, mixed 50/50 with distilled water.
Coolant Capacity:
Approx. 2.2 liters (2.3 US qt)
Common Faults:
Potential for Hall sensor failure (leading to no-spark issues), clutch slave cylinder leaks, worn output shaft seal, alternator bearing wear, ABS modulator issues.
Oil Filter Part Number:
BMW: 11 42 1 450 710 (or equivalent aftermarket)
Air Filter Part Number:
BMW: 13 72 1 452 800 (or equivalent aftermarket)
Bmw Motorrad Legacy:
BMW Motorrad boasts a long history of engineering excellence, particularly with its boxer-twin engine configuration, dating back to the 1920s. Known for durability and innovation.
Gs Lineage:
The R1150GS is a direct descendant of the legendary R80GS, the motorcycle that pioneered the adventure touring segment. It evolved from the R1100GS, offering increased displacement, improved power, and refined features.
Production Years:
1999 - 2005
Manufacturing Location:
Berlin, Germany
