Segment:
Premium Adventure Touring Motorcycle
Key Competitors:
Honda Africa Twin, Triumph Tiger Explorer, Yamaha Super Tenere, Kawasaki KLR650 (though R1150GS is higher spec).
Defining Characteristics:
Rugged build, versatile performance for on-road and off-road, Boxer engine character, shaft drive, extensive factory touring accessories.
Target Audience:
Long-distance tourers, adventure riders, riders seeking a robust and capable motorcycle for varied conditions.
Engine:
Detailed coverage of the R1150GS Boxer twin engine, including disassembly, assembly, component inspection, and troubleshooting.
Fuel System:
In-depth coverage of the fuel injection system (Bosch Motronic), fuel pump, injectors, throttle body, and sensors.
Ignition System:
Diagnosis and repair of the ignition system, including spark plugs, coils, and control modules.
Transmission:
Complete information on the 5-speed transmission, clutch operation, and final drive (single-sided swingarm).
Suspension:
Detailed procedures for front Telelever and rear Paralever suspension systems, including adjustments, fork seals, and shock absorber servicing.
Brakes:
Comprehensive brake system coverage, including ABS (Integral ABS or non-ABS variants), hydraulic components, caliper servicing, and bleeding procedures.
Electrical System:
Extensive electrical diagrams, wiring harness troubleshooting, battery management, lighting, starter motor, and alternator.
Chassis And Bodywork:
Repair and maintenance of the motorcycle frame, fairings, seat, fuel tank, and other body components.
Wheels And Tires:
Information on wheel bearing maintenance, tire specifications, and mounting procedures.
Scheduled Maintenance:
Step-by-step guides for all scheduled maintenance tasks, including oil changes, filter replacements, valve adjustments, and spark plug service.
Troubleshooting:
Detailed diagnostic charts and troubleshooting guides for common and uncommon issues across all major systems.
Engine Rebuild:
Complete procedures for engine disassembly, component measurement, reassembly, and break-in recommendations.
Transmission Repair:
Instructions for transmission disassembly, gear inspection, bearing replacement, and reassembly.
Brake System Overhaul:
Guidance on brake fluid replacement, caliper rebuilding, master cylinder servicing, and ABS bleeding.
Electrical Diagnostics:
Procedures for diagnosing electrical faults, testing components, and using wiring diagrams for repair.
Suspension Adjustment And Rebuild:
Detailed instructions for adjusting suspension sag, replacing fork seals, and servicing shock absorbers.
Depth Of Coverage:
Comprehensive factory-level technical data, suitable for both DIY enthusiasts and professional mechanics.
Torque Specifications:
Extensive list of all critical torque specifications for engine, chassis, and drivetrain components.
Clearances And Tolerances:
Detailed specifications for critical clearances and tolerances required for proper engine and component function.
Engine Type:
Air/oil-cooled, four-stroke, horizontally-opposed twin-cylinder (Boxer)
Displacement:
1130 cc (1130cc)
Bore X Stroke:
101 mm x 70.5 mm
Horsepower:
95 hp @ 7,250 rpm (approx.)
Torque:
98 Nm (72 lb-ft) @ 5,250 rpm (approx.)
Fuel Delivery:
Bosch Motronic MA 2.4 Electronic Fuel Injection
Fuel Type:
Unleaded Premium (95 RON / 91 AKI recommended)
Oil Type:
SAE 20W-50 Synthetic Motorcycle Oil
Oil Capacity:
4.0 Liters (4.2 US qt) with filter change
Instrumentation:
Analog tachometer and speedometer, LCD display for odometer, trip meters, clock, fuel level, gear indicator (optional), and warning lights.
ABS System:
Integral ABS system (optional) which combines front and rear braking with a linked system, adjustable for rider preference.
Aftermarket Options:
Prepared for GPS mounting and accessory power sockets.
Oil Change Interval:
Every 10,000 km (6,000 miles) or annually, whichever comes first.
Valve Adjustment Interval:
Every 20,000 km (12,000 miles)
Spark Plug Replacement Interval:
Every 20,000 km (12,000 miles)
Brake Fluid Change Interval:
Every 2 years, regardless of mileage.
Engine Oil Spec:
API SG/SH/SJ or JASO MA certified 20W-50 motorcycle oil.
Brake Fluid Spec:
DOT 4 brake fluid.
Transmission Oil Spec:
SAE 75W-90 API GL-5 synthetic gear oil.
Common Wear Items:
Clutch wear, alternator output (especially on higher mileage units), fuel pump reliability, and potential ABS sensor issues.
Electrical Gremlins:
While generally robust, some electrical connections can be subject to corrosion, requiring cleaning and dielectric grease.
Telelever Pivot Bearings:
Periodic inspection and lubrication of the Telelever pivot bearings are recommended.