🏷️ Basic Information Identification Make: BMW Model: R1150GS Generation Generation Name: Second Generation R1150GS Generation Years: 1999-2005 Codes Chassis Code: R21 👋 Introduction Market Position Category: Adventure Touring Motorcycle Segment Description: The R1150GS is renowned for its versatility, capable of comfortable long-distance touring, off-road exploration, and daily commuting. It established BMW's dominance in the adventure bike segment. Competitive Analysis Competitors: Honda Africa Twin, Triumph Tiger, Yamaha Super Tenere, Moto Guzzi Quota. Key Features Engine Layout: Air/oil-cooled, four-stroke, boxer-twin cylinder, DOHC, 8 valves. Suspension System: BMW Telelever front suspension and Monolever rear suspension for superior ride quality and handling. Brakes: Optional BMW Integral ABS system, providing linked braking for enhanced safety. Drivetrain: Shaft drive for low maintenance and clean operation. 📋 Manual Details Coverage Areas Covered Years: 1999, 2000, 2001, 2002, 2003, 2004, 2005 Page Count Estimated Pages: Approximately 600+ Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine: Full coverage of the R21 boxer-twin engine, including disassembly, assembly, torque specifications, valve adjustment, timing chain, oil system, and cooling. Transmission: Detailed procedures for the 5-speed transmission, clutch operation, gearbox internals, lubrication, and troubleshooting. Drivetrain: Coverage of the single-sided swingarm, driveshaft, final drive unit (including oil changes and seal replacement), and universal joint maintenance. Suspension: Front Telelever suspension system (fork oil, seals, bearings) and rear Monolever shock absorber (adjustment, replacement, linkage). Brakes: BMW Integral ABS system (front and rear brake actuation, ABS modulator, brake fluid flush, caliper service, pad replacement), hydraulic lines. Electrical System: Wiring diagrams, battery maintenance, starter system, alternator charging system, ignition system (spark plugs, coils), lighting, fuses, relays, and electronic control units (ECU). Fuel System: Fuel injection system (throttle bodies, injectors, fuel pump, pressure regulator), fuel tank maintenance, and emission control systems. Bodywork: Fairing removal and installation, seat assembly, fuel tank paneling, luggage system mounting points, and basic body panel repairs. Wheels And Tires: Spoke wheel maintenance, tire pressure specifications, tire replacement procedures, and wheel bearing service. Procedures Included Routine Maintenance: Oil and filter changes, air filter replacement, spark plug replacement, valve clearance checks and adjustment, brake fluid replacement, final drive oil change. Troubleshooting: Comprehensive diagnostic procedures for common issues, electrical faults, engine performance problems, and ABS malfunctions. Engine Rebuild: Step-by-step instructions for engine disassembly, inspection of internal components (pistons, cylinders, crankshaft), reassembly, and timing. Transmission Repair: Detailed guide for transmission disassembly, gear selection mechanism repair, bearing replacement, and synchromesh inspection. Suspension Overhaul: Instructions for replacing fork seals and oil in the Telelever system, and servicing the rear shock absorber unit. Brake System Service: Procedures for bleeding the Integral ABS system, replacing brake pads and rotors, caliper overhaul, and hydraulic line replacement. Electrical Diagnostics: Guidance on using multimeter for testing circuits, diagnosing charging system faults, ignition system issues, and sensor testing. Fuel Injection Tuning: Basic adjustments and troubleshooting for the fuel injection system, including idle speed control and throttle position sensor calibration. Technical Depth Depth: Comprehensive. Covers basic to advanced diagnostics, repairs, and complete engine/transmission overhauls. Suitable for professional technicians and experienced DIY enthusiasts. 📊 Manual Specifications File Format Format: PDF Searchable Text: Yes (typically) Print Quality Quality: High-resolution digital scan, suitable for printing individual pages or the entire document. Binding Type Binding: Not applicable (Digital PDF) Paper Type Paper Type: Not applicable (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Type: Air/oil-cooled, four-stroke boxer-twin Displacement: 1130 cc (1150cc nominal) Bore X Stroke: 101 mm x 70.5 mm Compression Ratio: 9.0:1 Valve Train: DOHC, 8 valves (2 per cylinder), pushrod actuation (camshafts driven by timing chain). Performance Horsepower: 95 hp (70 kW) @ 7,500 rpm Torque: 98 Nm (72 lb-ft) @ 5,500 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with two throttle bodies (45mm diameter). Fuel Type: Unleaded gasoline, 91-98 RON (91-93 AKI) Fuel Capacity: 20.0 liters (5.3 US gal), including 3.0 liter reserve. 🔧 Transmission Standard Type: 5-speed manual gearbox Optional Optional Features: N/A (Standard 5-speed manual) Features Clutch: Single dry plate, hydraulically actuated Final Drive: Shaft drive 📐 Dimensions Exterior Length: 2220 mm (87.4 in) Width Over Handlebars: 910 mm (35.8 in) Height Over Seat: 1350 mm (53.1 in) Seat Height Unladen: 860 mm (33.9 in) (adjustable to 840mm/33.1in or 880mm/34.6in with accessory seats) Weights Dry Weight: 230 kg (507 lbs) Curb Weight: 256 kg (564 lbs) (fully fueled) Gross Vehicle Weight Rating: 450 kg (992 lbs) 🛡️ Safety Features Ratings ABS: Optional BMW Integral ABS (Generation 2) Active Features Braking System: Hydraulic disc brakes front and rear, dual front discs with 4-piston calipers, single rear disc with 2-piston caliper. Lighting: Halogen headlight, LED taillight and brake light. Passive Features Frame Construction: Steel tube frame 💡 Technology Features Infotainment Instrumentation: Analog tachometer and speedometer, LCD multi-function display (odometer, trip meters, clock, ambient temperature, gear indicator on some models). Driver Assistance ABS System: BMW Integral ABS...