🏷️ Basic Information Identification Make: BMW Model: R850R / R850C Year: 1999 Codes Vin Prefix: WB10200, WB10201 (typical BMW motorcycle prefixes) 👋 Introduction Market Position Segment: Sport Touring / Standard Motorcycle Target Audience: Owners and independent repair shops seeking in-depth maintenance and repair knowledge for the BMW R850R/R850C. Competitive Analysis Competitors: Models from Honda (ST series), Yamaha (FJR), Kawasaki (GTR), Moto Guzzi (California, Norge), and Ducati (ST series) offered comparable versatility and touring capabilities. Key Features Features: Smooth Boxer twin engine, comfortable ergonomics for touring, reliable shaft drive, and BMW's signature build quality. 📋 Manual Details Coverage Areas Manual Type: Workshop Repair and Service Manual Language: English Format: PDF Download Scope: All Models/Engines/Trim/Transmissions Types (as applicable to the 1999 R850R/R850C) 📖 Manual Coverage Systems Covered Engine: Complete engine disassembly, assembly, inspection, and repair, including cylinder head, pistons, crankshaft, camshafts, valve train, lubrication system, and cooling system. Fuel System: Fuel injection system (Bosch Motronic), fuel pump, injectors, fuel lines, throttle body, idle control, and fuel pressure regulation. Transmission: Gearbox disassembly, assembly, inspection, lubrication, and troubleshooting. Clutch operation and adjustment. Electrical System: Wiring diagrams, battery, starter motor, alternator, ignition system, lighting, instruments, switches, fuses, relays, and ECU diagnostics. Chassis And Suspension: Front fork (telescopic, possibly with Telelever system depending on exact variant), rear shock absorber (Monolever system), swingarm, steering head bearings, wheel bearings, and alignment. Brakes: Front and rear brake systems (likely Brembo calipers), brake discs, brake lines, master cylinders, brake fluid replacement, bleeding procedures, and ABS (if equipped). Wheels And Tires: Wheel removal and installation, tire pressure, tire replacement, and wheel balancing. Bodywork And Trim: Fairings, tank, seat, fenders, and other body panels removal and installation. Procedures Included Maintenance: Routine service checks, oil changes, filter replacements, spark plug service, air filter cleaning/replacement, brake fluid flush, coolant check/replacement, and valve clearance adjustment. Troubleshooting: Diagnostic procedures for common problems, error code interpretation (if applicable), and fault finding across all major systems. Repair: Detailed step-by-step repair instructions for component replacement and overhaul, including engine rebuilds, transmission repairs, and electrical system fixes. Installation: Instructions for installing replacement parts and accessories, ensuring correct fitting and function. Specifications And Data: Torque specifications, clearances, fluid capacities, electrical tolerances, and diagnostic parameters. Technical Depth Depth: Comprehensive, covering from basic owner maintenance to advanced engine overhaul and electrical diagnostics. Suitable for professional technicians and experienced DIY enthusiasts. 📊 Manual Specifications File Format File Format: PDF Searchability: Likely text-searchable, enabling quick access to specific information. Printability: Typically printable, allowing for physical reference. Print Quality Quality: Digital reproduction of original factory documentation, maintaining clarity of diagrams and text. Binding Type Binding: N/A (Digital PDF) Paper Type Paper: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Type: Air-cooled, four-stroke, flat-twin (Boxer) engine Displacement: 848 cc Bore X Stroke: 90.0 mm x 66.0 mm Compression Ratio: 9.0:1 Valve Train: 2 valves per cylinder, pushrod-actuated overhead valves (OHV) Performance Horsepower: Approx. 70 hp (51 kW) at 6750 rpm Torque: Approx. 76 Nm (56 lb-ft) at 5250 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (Bosch Motronic 2.2) Fuel Type: Unleaded gasoline (91-98 RON recommended) Fuel Tank Capacity: 21 liters (5.5 US gallons) Lubrication System Type: Wet sump lubrication Oil Capacity: Approx. 3.0 liters (3.2 US quarts) with filter change Recommended Oil: BMW recommends SAE 20W-50 or 15W-50 motorcycle oil meeting API SG or higher specification (e.g., Castrol Power 1). 🔧 Transmission Standard Type: 5-speed manual gearbox Drive Type: Shaft drive Features Clutch: Single dry plate, hydraulically operated clutch Final Drive Oil Type: BMW recommends Hypoid gear oil SAE 90 (API GL-5) for the final drive. Transmission Oil Capacity: Approx. 1.2 liters (1.3 US quarts) for the gearbox. 📐 Dimensions Exterior Length: Approx. 2185 mm (86.0 in) Width Over Handlebars: Approx. 830 mm (32.7 in) Height Over Seat: Approx. 1250 mm (49.2 in) Weights Dry Weight: Approx. 213 kg (470 lbs) Wet Weight: Approx. 230 kg (507 lbs) Gross Vehicle Weight Rating: Approx. 450 kg (992 lbs) 🛡️ Safety Features Ratings Crash Test Ratings: Not applicable for motorcycles in the same way as cars; focus is on rider safety through design and features. Active Features Braking System: Dual disc front brakes (likely 305mm) with twin-piston calipers, single disc rear brake (likely 276mm) with twin-piston caliper. Optional ABS (Anti-lock Braking System) often available. Lighting: Halogen headlight, LED taillight, turn signals. Passive Features Frame: Steel tube frame providing rigidity and rider protection. Ergonomics: Comfortable riding position designed to reduce fatigue on longer journeys. Defensive Driving: Good visibility due to upright seating position and effective mirrors. 💡 Technology Features Infotainment Infotainment System: Basic for its era. Typically features an analog speedometer, tachometer, and basic warning lights. No integrated infotainment systems like modern motorcycles. Driver Assistance ABS: Optional Anti-lock Braking System (ABS) was available, significantly enhancing safety during braking. Connectivity Connectivity: No integrated electronic connectivity features like Bluetooth or smartphone...