🏷️ Basic Information Identification Make: BMW Model: R 1150 GS Model Designation: R1150GS Vehicle Type: Motorcycle Generation Production Years: 1999-2003 Codes Chassis Code: 259E 👋 Introduction Market Position Segment: Adventure Touring Motorcycle Reputation: Renowned for durability, off-road capability, and long-distance comfort. Competitive Analysis Competitors: Honda Africa Twin, Yamaha Ténéré, Triumph Tiger. Key Features Engine Type: Air/oil-cooled, four-stroke flat-twin (boxer) engine. Drivetrain: Shaft drive, integrated 5-speed gearbox. Suspension Front: BMW Telelever system. Suspension Rear: BMW Monolever system with adjustable rear shock. Braking System: Integral ABS II (optional on some models). 📋 Manual Details Coverage Areas Manual Type: Service Repair Manual Language: English Format: PDF Page Count Page Count: 311 Features Indexing: Fully indexed Bookmarking: Bookmarked by topic Searchability: Searchable PDF 📖 Manual Coverage Systems Covered Engine Overhaul: Complete engine disassembly, inspection, repair, and reassembly. Fuel System: Fuel injection system (EFI), throttle bodies, fuel pump, injectors, fuel lines. Ignition System: Ignition coils, spark plugs, ECU control. Transmission: Gearbox disassembly, inspection, repair, clutch operation, final drive, driveshaft. Suspension: Front Telelever suspension, rear Monolever swingarm, shock absorbers, forks. Brakes: ABS II system (if equipped), brake calipers, master cylinders, brake lines, rotor specifications. Electrical System: Wiring diagrams, starter motor, alternator, battery, lighting, instrumentation, diagnostic connectors. Chassis And Frame: Frame inspection, fork triple clamps, steering head bearings. Bodywork And Fairings: Fairing removal and installation, seat, fuel tank, luggage system mounting. Procedures Included Routine Maintenance: Oil changes, filter replacements, valve clearance checks, spark plug replacement, drive shaft lubrication. Troubleshooting: Diagnostic procedures for common performance issues, electrical faults, and starting problems. Component Repair: Detailed step-by-step instructions for repairing or replacing individual components. Rebuilding Procedures: Comprehensive procedures for rebuilding major components like engine and transmission. Wiring Diagrams Interpretation: Guidance on reading and understanding complex electrical schematics. Technical Depth Depth Level: Comprehensive, covering all aspects from basic maintenance to complete engine rebuilds. 📊 Manual Specifications File Format File Type: PDF Resolution: High-resolution scans suitable for clear viewing and printing. Printable: Yes, designed for printing specific sections or the entire manual. Print Quality Image Quality: High-quality images and diagrams for clarity. Binding Type Binding: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Type: Air/oil-cooled, four-stroke flat-twin (boxer) engine Displacement: 1130 cc (69 cu in) Bore X Stroke: 99 mm x 70.5 mm (3.90 in x 2.78 in) Compression Ratio: 9.0:1 Valve Train: 2 valves per cylinder, pushrod activated Performance Horsepower: 95 hp (70 kW) at 7250 rpm Torque: 98 Nm (72 lb-ft) at 5500 rpm Fuel System Fuel Delivery: Bosch Motronic 2.4 Electronic Fuel Injection (EFI) Fuel Type: Unleaded gasoline, 91-98 octane (RON+MON)/2 Lubrication Oil Capacity: Approx. 4.0 Liters (4.2 US qt) with filter change Oil Type: SAE 20W-40 or 20W-50 motorcycle oil (API SG or higher) 🔧 Transmission Standard Transmission Type: 5-speed constant mesh gearbox, integrated with engine Clutch: Single dry plate, hydraulically actuated Final Drive: Shaft drive to rear wheel Features Gear Ratios: Refer to manual for specific ratios (e.g., 1st: 3.44, 2nd: 2.40, 3rd: 1.73, 4th: 1.31, 5th: 1.00) Transmission Oil: SAE 75W-90 API GL-5 gear oil for final drive 📐 Dimensions Exterior Length: Approx. 2230 mm (87.8 in) Width: Approx. 905 mm (35.6 in) over handgrips Height: Approx. 1410 mm (55.5 in) over windshield Wheelbase: Approx. 1487 mm (58.5 in) Weights Dry Weight: Approx. 220 kg (485 lbs) Gross Vehicle Weight Rating: Approx. 420 kg (926 lbs) Fuel Tank Capacity: 22 Liters (5.8 US gal) including 3 Liters (0.8 US gal) reserve 🛡️ Safety Features Ratings ABS System: Integral ABS II (optional, can be deactivated) Active Features Braking Performance: Disc brakes front and rear with integral ABS capability. Passive Features Lighting: Halogen headlight, integrated turn signals, taillight. 💡 Technology Features Infotainment Instrumentation: Analog speedometer and tachometer, digital display for odometer, trip meters, clock, gear indicator, fuel level. Driver Assistance ABS: Integral ABS II (optional, with rider-controlled deactivation). Connectivity Diagnostics: On-board diagnostic system with service indicator and fault code reader (requires specific BMW tools). 🔧 Maintenance Service Intervals Oil Change Interval: Every 10,000 km (6,000 miles) or annually. Valve Clearance Check: Every 20,000 km (12,000 miles). Spark Plug Replacement: Every 20,000 km (12,000 miles). Drive Shaft Lubrication: Every 10,000 km (6,000 miles). Fluid Specifications Engine Oil Spec: SAE 20W-40 or 20W-50 motorcycle oil (API SG or higher) Brake Fluid Spec: DOT 4 brake fluid Transmission Oil Spec: SAE 75W-90 API GL-5 gear oil for final drive Coolant Spec: BMW radiator cleaner and antifreeze (glycol-based) or equivalent meeting BMW specifications. Known Issues Common Problem 1: Paralever spline wear (drive shaft output). Common Problem 2: Oil head seal leaks. Common Problem 3: ABS modulator failure (early models). Common Problem 4: Clutch slave cylinder leaks. 📚 Vehicle History Brand Heritage Brand Origin: Bayerische Motoren Werke AG (BMW), German manufacturer with a long history in aviation and automotive. Model Evolution Gs Lineage: Successor to...