🏷️ Basic Information Identification Make: BMW Model: R1100R / R1100S Year: 1999 Codes Chassis Codes: R1100R: 0376, R1100S: 0375 👋 Introduction Market Position Segment: Sport Touring / Naked Sportbike Competitors 1999: Honda VFR800, Ducati ST2, Kawasaki ZZR1100, Yamaha FJR1300 (later) Key Features Engine Layout: Horizontally-opposed twin-cylinder Boxer engine Drivetrain: Shaft drive Suspension Front: BMW Telelever system (R1100S features a slightly sportier tune) Suspension Rear: BMW Paralever system with adjustable monoshock Braking System: Integral ABS II (optional on some models, standard on later R1100S) 📋 Manual Details Coverage Areas Primary Coverage: Service, Repair, Maintenance, Troubleshooting, Diagnostics Secondary Coverage: Electrical Systems, Bodywork, Specifications, Wiring Diagrams Page Count Estimated Pages: Approx. 500+ Manual Type Type: Service & Repair Manual Language Language: English Format Format: Downloadable Digital File (PDF) 📖 Manual Coverage Systems Covered Engine: Detailed overhaul procedures, valve adjustment, fuel injection system (Motronic 2.2), ignition system, cooling system (oil cooling), exhaust system. Transmission: Gearbox overhaul, clutch service, final drive, driveshaft maintenance, clutch fluid replacement. Brakes: ABS II (anti-lock braking system) maintenance and bleeding, front and rear brake caliper overhaul, brake pad replacement, brake fluid specifications. Electrical: Comprehensive wiring diagrams, battery maintenance, charging system (alternator, regulator), lighting systems, starter motor, fuses, relays, instrument cluster diagnostics. Chassis And Suspension: Front fork (Telelever) service and adjustment, rear suspension (Paralever) overhaul, wheel bearing replacement, steering head bearing service. Bodywork And Trim: Fairing removal and installation, seat adjustments, fuel tank maintenance, fender and panel replacement. Procedures Included Scheduled Maintenance: Oil changes, filter replacements, spark plug service, air filter cleaning/replacement, brake fluid flush, clutch fluid flush, final drive oil change. Troubleshooting: Diagnostic flowcharts for common running issues, electrical faults, starting problems, braking system malfunctions. Repair And Rebuild: Complete engine disassembly and reassembly, gearbox rebuilds, suspension component replacement, electrical component repair. Technical Depth Depth: Comprehensive from basic fluid changes to complete engine and transmission rebuilds, including electronic diagnostics. 📊 Manual Specifications File Format File Type: PDF Searchability: Text-searchable for quick information retrieval Print Quality Print Readability: High-resolution images and clear text, suitable for printing chapter by chapter. Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Type: Four-stroke, air-cooled, horizontally-opposed (Boxer) twin Displacement: 1085 cc (107.2 cu in) Bore X Stroke: 99 mm x 70.5 mm (3.90 in x 2.78 in) Compression Ratio: 10.3:1 Valve Train: 2 valves per cylinder, SOHC (single overhead camshaft), pushrod actuated. Performance Horsepower: R1100R: ~80 hp @ 6,750 rpm; R1100S: ~90 hp @ 7,250 rpm Torque: R1100R: ~95 Nm (70 lb-ft) @ 5,250 rpm; R1100S: ~97 Nm (72 lb-ft) @ 5,500 rpm Fuel System Induction: Bosch Motronic 2.2 fuel injection with digital ignition Fuel Type: Unleaded gasoline, octane rating 91 (RON + MON / 2) 🔧 Transmission Standard Type: 5-speed constant mesh gearbox Clutch: Single dry plate, hydraulic actuation Features Final Drive: Shaft drive 📐 Dimensions Exterior Length R1100R: Approx. 2,180 mm (85.8 in) Length R1100S: Approx. 2,120 mm (83.5 in) Width R1100R: Approx. 840 mm (33.1 in) (incl. mirrors) Width R1100S: Approx. 770 mm (30.3 in) (incl. mirrors) Height R1100R: Approx. 1,245 mm (49.0 in) Height R1100S: Approx. 1,260 mm (49.6 in) Weights Dry Weight R1100R: Approx. 210 kg (463 lbs) Dry Weight R1100S: Approx. 224 kg (494 lbs) Gross Vehicle Weight Rating: Approx. 450 kg (992 lbs) Fuel Tank Capacity: 25 liters (6.6 US gal), including 4-liter reserve 🛡️ Safety Features Ratings Crash Test Ratings: Motorcycles are not typically subjected to standardized crash testing like automobiles. Active Features ABS: Integral ABS II (optional, features integrated front and rear braking) Lighting: Halogen headlight, multi-reflector rear light Passive Features Frame: Steel trellis frame Bodywork: Aerodynamic fairing (R1100R) or sportier fairing (R1100S) for rider protection 💡 Technology Features Infotainment Infotainment Systems: N/A (Basic instrumentation: speedometer, tachometer, fuel gauge, temperature gauge, warning lights). Driver Assistance ABS System: Integral ABS II (optional on R1100R, often standard on R1100S) provides enhanced braking control. 🔧 Maintenance Service Intervals Oil Change: Every 10,000 km (6,000 miles) or annually, whichever comes first. Filter Change: Oil filter with every oil change. Valve Adjustment: Every 20,000 km (12,000 miles). Spark Plugs: Replace every 30,000 km (18,000 miles) or as needed. Fluid Specifications Engine Oil: SAE 20W-50 API SG or higher. Capacity: 4 liters (4.2 US qt) with filter change. Brake Fluid: DOT 4. Final Drive Oil: Hypoid gear oil SAE 90 API GL-5. Capacity: 250 ml (0.26 US qt). Clutch Fluid: DOT 4 (same as brake fluid). Known Issues Common Problems: Leaking oil seals (especially front cover and output shaft), worn clutch slave cylinder, ABS sensor issues, premature wear on steering head bearings, occasional fuel injector issues. R1100S Specific: Some R1100S models may experience feedback in the throttle due to the more sensitive fuel mapping and engine character. 📚 Vehicle History Brand Heritage Bmw Motorrad Legacy: BMW Motorrad has a long history of engineering...