This manual covers the R 1150 GS, an Adventure Touring Motorcycle produced from 1999 through 2005. Renowned for its robust engineering and versatility, the R 1150 GS features an air/oil-cooled, 1130 cc Boxer engine, a 5-speed manual transmission with shaft drive, and a tubular steel spaceframe. It offers a comfortable riding experience suitable for long-distance touring while also possessing capabilities for off-road exploration, embodying a commitment to durable and capable motorcycles. The model is distinguished by its dual headlights on some variants for enhanced visibility and the availability of an optional ABS II system. This comprehensive factory service repair manual provides complete information for the maintenance, diagnosis, and repair of the R 1150 GS. It details engine mechanicals, fuel and cooling systems, transmission and drivetrain, chassis, suspension, and the electrical system. Covered procedures include scheduled maintenance, fluid changes, component repair, and advanced troubleshooting, supported by detailed substeps, cautions, and wiring diagrams. This manual is designed to assist owners, DIY mechanics, and professional technicians in effectively servicing and maintaining their vehicle, ensuring optimal performance and longevity. 🏷️ Basic Information Identification Make: BMW Model: R 1150 GS Model Years Covered: 1999, 2000, 2001, 2002, 2003, 2004, 2005 Vehicle Type: Adventure Touring Motorcycle Codes Engine Code Series: R2X 👋 Introduction Market Position Target Audience: BMW R 1150 GS owners, DIY mechanics, professional technicians seeking detailed factory information Competitive Analysis Uniqueness: Actual genuine factory repair manual, not third-party; comprehensive coverage of all styles. Key Features Cost Savings: Enables owners to perform servicing themselves, saving significant labor costs ($50-$60 per hour). Instructional Quality: Detailed substeps, notes, cautions, warnings, numbered instructions, bold figure numbers for illustrations, enlarged insets. Accessibility: Easy to use, no advanced computer skills required, print on demand. 📋 Manual Details Coverage Areas Coverage Scope: Complete factory service and repair Page Count Estimated Page Count: Hundreds of pages (specific count not provided, but indicates comprehensive coverage) Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: PDF (Downloadable) 📖 Manual Coverage Systems Covered Engine Mechanical: Engine top end, lubrication system, crankshaft, engine removal/installation Fuel System: Fuel system components, fuel delivery, injection system (if applicable) Cooling System: Cooling system operation and maintenance Transmission Drivetrain: Clutch, transmission, final drive Chassis Suspension: Wheels, tires, brakes, suspension, steering, frame Electrical System: Complete electrical system, wiring diagrams, troubleshooting General Information: General motorcycle information, identification, specifications Appendix: Includes additional relevant information Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements Diagnostics: Engine fault symptom diagnosis, advanced troubleshooting guide Repair: Step-by-step repair procedures for all covered systems Tuning Performance: Tuning procedures and performance adjustments Electrical Troubleshooting: Detailed wiring diagrams and electrical system fault tracing Technical Depth Depth: Comprehensive, covering all aspects from basic maintenance to complete rebuilds, mirroring factory technician knowledge 📊 Manual Specifications File Format Compatibility: Compatible with all PC based Windows operating systems and Mac Print Quality Printability: Fully printable, individual pages or entire manual Binding Type Binding Method: Digital (PDF download), no physical binding Paper Type Paper Quality: Not applicable (digital format), user prints on desired paper type Additional Features Searchability: Searchable PDF for quick information retrieval ⚙️ Engine Specifications Primary Engine Engine Type: Air/Oil-cooled, four-stroke, two-cylinder, Boxer engine Displacement: 1130 cc (1130 cm³) Bore X Stroke: 101 mm x 70.5 mm Compression Ratio: 9.0:1 Performance Horsepower: Approx. 85 hp (63 kW) @ 6750 rpm (varies slightly by model year/market) Torque: Approx. 71 lb-ft (96 Nm) @ 5250 rpm (varies slightly by model year/market) Fuel System Fuel Delivery: Electronic Fuel Injection (Bosch Motronic MA 2.4 / MA 2.4.2) Fuel Type: Unleaded gasoline, minimum 95 RON (91 AKI) Engine Management Engine Management System: Covered in detail within the manual 🔧 Transmission Standard Type: 5-speed manual transmission Optional Optional Features: Some models may have featured the optional EVO transmission with integrated starter generator, though primarily covered under standard 5-speed. Features Clutch Type: Single dry plate clutch (operated by hydraulic actuation) Final Drive: Shaft drive with single-sided swingarm and Paralever 📐 Dimensions Exterior Length: Approx. 2230 mm (87.8 in) Width: Approx. 905 mm (35.6 in) (over handlebars) Height: Approx. 1350 mm (53.1 in) (at handlebars) Weights Dry Weight: Approx. 235 kg (518 lbs) Gross Vehicle Weight Rating: Approx. 450 kg (992 lbs) Fuel Tank Capacity: 25 liters (6.6 US gallons), including 4 liters reserve 🛡️ Safety Features Ratings ABS Availability: Optional ABS II (Anti-lock Braking System) Active Features Braking System: Dual 305 mm discs with 4-piston calipers (front), Single 276 mm disc with 2-piston caliper (rear) Passive Features Frame Construction: Tubular steel spaceframe 💡 Technology Features Infotainment Infotainment System: Primarily focused on function; no advanced infotainment as per modern standards. Some models may have provision for aftermarket GPS units. Driver Assistance ABS System: Optional ABS II system with integrated servo assistance on some models. Connectivity Connectivity Features: No integrated Bluetooth or smartphone connectivity; relies on analog instrumentation and optional...