🏷️ Basic Information Identification Make: BMW Model: R1150GS Sub Model: ABS Codes Model Code: R21 👋 Introduction Market Position Segment: Adventure Touring Motorcycle Target Audience: BMW R1150GS owners, independent repair shops, motorcycle technicians specializing in BMW motorcycles. Competitive Analysis Competitors Manuals: Haynes, Clymer (often less detailed or specific to BMW technical standards). Key Features Manual Advantage: Factory-level detail, specific BMW procedures and torque values, comprehensive ABS system coverage. 📋 Manual Details Coverage Areas Primary Coverage: Complete Workshop Manual / Service and Repair Secondary Coverage: Maintenance, Troubleshooting, Diagnostics, Electrical Schematics, Component Overhaul, ABS System Specifics Page Count Estimated Pages: 600+ Manual Type Type: Shop Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, internal components, valve adjustment, fuel injection system, ignition system, lubrication system, cooling system (oil). Transmission: Gearbox, clutch, final drive (driveshaft and bevel gear). Chassis: Frame, suspension (front Telelever, rear Paralever), steering, wheels, tires, brakes (including ABS components). Electrical: Complete wiring diagrams, starter system, charging system, lighting, instrumentation, diagnostic systems, ABS control unit. Procedures Included Maintenance: Routine service, oil changes, filter replacements, spark plug replacement, valve clearance adjustment, brake fluid flush, final drive oil change. Repair: Engine rebuilds, transmission overhaul, suspension repair, brake system repair, electrical component replacement, fuel system diagnostics and repair. Troubleshooting: Systematic diagnostic procedures for common and uncommon issues, fault code interpretation (if applicable). Technical Depth Depth: Comprehensive, from basic maintenance to complete engine and component rebuilds, including torque specifications, clearances, and diagnostic procedures. 📊 Manual Specifications File Format Searchable Text: Yes Printable: Yes Print Quality Resolution: High (suitable for clear printing of diagrams and text) Binding Type Binding: N/A (Digital Format) Paper Type Paper Type: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Type: Air-cooled, four-stroke, horizontally-opposed twin-cylinder Boxer engine. Displacement: 1130 cc Bore X Stroke: 101 mm x 70.5 mm Compression Ratio: 9.7:1 Performance Horsepower Output: 85 hp @ 6750 rpm Torque Output: 98 Nm (72 lb-ft) @ 5250 rpm Fuel System Fuel Delivery: Electronic fuel injection (Bosch Motronic MA 2.4 or similar). Fuel Type: Unleaded premium gasoline (95 RON). Ignition Ignition System: Digital electronic ignition. Lubrication Oil Capacity: Approx. 4.0 liters (4.2 US qt) with filter change. Oil Type: SAE 20W-50 or 15W-50 API SG/SH/SJ or ACEA E2/E3, or BMW Special Oil. Cooling Cooling System: Oil-cooled with external oil cooler. 🔧 Transmission Standard Type: 6-speed manual gearbox. Optional Availability: N/A (Standard feature for R1150GS models of this era). Features Drive Type: Shaft drive (via Paralever rear suspension). Clutch Type: Single dry plate, hydraulically operated clutch. Fluid Specifications Gearbox Oil Type: SAE 75W-90 API GL-5. Final Drive Oil Type: SAE 75W-90 API GL-5. 📐 Dimensions Exterior Length: Approx. 2230 mm (87.8 in) Width: Approx. 900 mm (35.4 in) over mirrors. Height: Approx. 1350 mm (53.1 in) seat height adjustable. Weights Dry Weight: Approx. 216 kg (476 lbs) Gross Vehicle Weight: Approx. 440 kg (970 lbs) Fuel Tank Capacity: 25 liters (6.6 US gal), including 3 liters reserve. 🛡️ Safety Features Ratings ABS System: BMW Integral ABS (optional on some models, standard on ABS variant). Active Features Braking: Front: Dual 305 mm discs with 4-piston calipers. Rear: Single 265 mm disc with 2-piston caliper. Lighting: Halogen headlight, LED tail light. Passive Features Chassis Stability: Telelever front suspension for improved stability under braking, Paralever rear swingarm. 💡 Technology Features Infotainment Instrumentation: Analog speedometer and tachometer, digital multi-function display (odometer, trip meters, clock, ambient temperature, gear indicator on some models). Driver Assistance ABS: BMW Integral ABS II (available as option or standard on certain variants), with manual deactivation function. Connectivity Diagnostic Interface: On-board diagnostic connector for fault code reading. 🔧 Maintenance Service Intervals Oil Change: Every 10,000 km (6,000 miles) or annually, whichever comes first. Valve Adjustment: Every 20,000 km (12,000 miles). Air Filter Replacement: Inspect every 10,000 km (6,000 miles), replace as needed. Brake Fluid Change: Every 2 years. Fluid Specifications Coolant: N/A (Air/Oil cooled). Known Issues Common Complaints: Clutch slave cylinder leaks, alternator drive belt wear, fuel pump issues, ABS sensor ring wear, occasional gearbox input shaft seal leaks. Maintenance Tips: Regular cleaning of ABS sensor rings, proper clutch lever adjustment, periodic inspection of the driveshaft boot. 📚 Vehicle History Brand Heritage Bmw Motorcycles: BMW Motorrad has a long history of producing durable and capable motorcycles, particularly known for boxer engines and shaft drive. Model Evolution Gs Lineage: The R1150GS is part of the legendary GS (Gelände/Straße - Dirt/Street) line, known for its versatility in touring and off-road adventure. Predecessor: R1100GS. Successor: R1200GS. Production Production Years: 1999-2005 (R1150GS), specific ABS variant availability varies. Manufacturing Location: Berlin, Germany (BMW Motorrad plant). 🏆 Awards & Recognition Recognitions Model Reputation: Widely regarded as one of the most capable and reliable adventure touring motorcycles of its era, earning a strong following among global riders.