🏷️ Basic Information Identification Make: BMW Model: R850 R850C Year: 2000 👋 Introduction Market Position Market Position: The BMW R850 series targeted riders seeking a more accessible yet still premium Boxer-engined motorcycle, often positioned as a versatile touring and commuting machine. Competitive Analysis Competitors: Competed with touring and sport-touring motorcycles from brands like Honda (ST series), Yamaha (FJ/FJR series), Kawasaki (Concours), and Triumph (Trophy series). Key Features Key Features: Iconic BMW Boxer engine, shaft drive, comfortable ergonomics, reliable performance, and solid build quality. 📋 Manual Details Coverage Areas Manual Type: Service Repair Workshop Manual Language: English Format: Digital (likely PDF, based on common availability) 📖 Manual Coverage Systems Covered Engine: Comprehensive coverage including maintenance, troubleshooting, and repair of the R850 boxer engine. Transmission: Details on the gearbox, clutch, and final drive. Brakes: Front and rear brake system maintenance, bleeding procedures, component replacement. Electrical: Wiring diagrams, component testing, troubleshooting of lighting, ignition, and charging systems. Suspension: Front fork and rear shock absorber servicing and adjustment. Fuel System: Fuel injection system diagnostics, component testing, and cleaning. Cooling System: Engine oil cooling system maintenance and fluid checks. Frame And Bodywork: Body panel removal, fairing components, and chassis maintenance. Procedures Included Preventive Maintenance: Scheduled maintenance tasks, fluid changes, filter replacements, and adjustments. Troubleshooting: Diagnostic procedures for common and uncommon issues, fault finding charts. Repair Procedures: Step-by-step instructions for component disassembly, repair, and reassembly. Diagnostics: Engine management system diagnostics, sensor testing, and actuator checks. Technical Depth Depth: Comprehensive, covering everything from basic checks to full engine and transmission rebuilds. 📊 Manual Specifications File Format File Format: Digital PDF (assumed) Print Quality Print Quality: High resolution, suitable for printing individual sections or the entire manual. Binding Type Binding Type: N/A (Digital Format) Paper Type Paper Type: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine 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: 9.4:1 Valve Train: Overhead camshaft (SOHC), 2 valves per cylinder Power Output: Approximately 70 hp (51 kW) at 7250 rpm Torque: Approximately 77 Nm (57 lb-ft) at 5500 rpm Performance Top Speed: Approximately 185 km/h (115 mph) Fuel System Fuel Delivery: Bosch Motronic MA 2.4 fuel injection Fuel Type: Unleaded gasoline, minimum 91 octane (RON+MON)/2 Fuel Capacity: 19.5 liters (5.1 gallons) Lubrication Oil Capacity: 3.0 liters (3.17 quarts) with filter change Oil Specification: SAE 20W-40 or SAE 15W-50 motorcycle oil meeting BMW specifications (e.g., BMW Motorrad Special Oil) 🔧 Transmission Standard Transmission Type: 5-speed manual gearbox Optional Optional Transmission: N/A (Standard 5-speed for this model year) Features Drive Type: Shaft drive Clutch Type: Single dry plate clutch, hydraulically operated Lubrication Gearbox Oil Specification: SAE 75W-90 API GL-5 synthetic gear oil Final Drive Oil Specification: SAE 75W-90 API GL-5 synthetic gear oil 📐 Dimensions Exterior Length: Approximately 2245 mm (88.4 in) Width: Approximately 900 mm (35.4 in) at handlebars Height: Approximately 1350 mm (53.1 in) at seat (unladen) Wheelbase: Approximately 1430 mm (56.3 in) Weights Dry Weight: Approximately 220 kg (485 lbs) Curb Weight: Approximately 235 kg (518 lbs) (fully fueled) Max Load: Approximately 200 kg (441 lbs) 🛡️ Safety Features Ratings Crash Test Ratings: N/A (Motorcycle safety is typically assessed differently than automobiles) Active Features ABS: Optional BMW Motorrad ABS (Anti-lock Braking System) may have been available on this model. Passive Features Lighting: Halogen headlight, LED taillight (standard) 💡 Technology Features Infotainment Infotainment System: Basic; typically analogue instrumentation with an LCD display for odometer, trip meter, and clock. Heated grips were a common option. Driver Assistance ABS: Optional ABS system for enhanced braking control. Connectivity Connectivity Options: None (standard for the era) 🔧 Maintenance Service Intervals Oil Change Interval: Every 10,000 km (6,000 miles) or annually, whichever comes first. Filter Change Interval: With every oil change. Spark Plug Replacement: Refer to manual, typically around 20,000 - 30,000 km (12,000 - 18,000 miles). Valve Adjustment: Refer to manual, typically around 20,000 - 30,000 km (12,000 - 18,000 miles). Fluid Specifications Brake Fluid: DOT 4 (refer to manual for specific BMW approval) Coolant: N/A (Air-cooled engine, oil cooling only) Clutch Fluid: DOT 4 (shared with brake system) Known Issues Common Issues: Leaking output shaft seal, ABS sensor issues, occasional electrical connector corrosion. Engine Wear Points: Cam chain tensioner, piston rings (at high mileage). Filters Oil Filter Part Number: BMW part number 11 42 1 450 895 (or equivalent aftermarket, e.g., Mahle OC 91 or KN-160) 📚 Vehicle History Brand Heritage Brand Heritage: BMW Motorrad has a long-standing heritage of producing high-quality motorcycles, particularly known for its innovative Boxer engine design and enduring touring capabilities. Model Evolution Model Evolution: The R850 series was developed as a more accessible alternative to the larger displacement R1100/R1150 models, offering a similar character and technology with a smaller engine. Production Production Years: The R850R and R850C models were produced...