🏷️ Basic Information Identification Make: BMW Model: R850R / R850C Year: 2001 Codes Engine Code: 117MF (R850R), 117ME (R850C) Chassis Code: R259 / R259R / R259C 👋 Introduction Market Position Segment: Sport Touring / Roadster Motorcycle Target Audience: Owners and independent repair shops focused on maintaining and repairing BMW R850R/C motorcycles Competitive Analysis Competitors: Competed with other mid-size European and Japanese motorcycles offering shaft drive and comfortable touring capabilities Key Features Engine Layout: Air-cooled, two-cylinder, four-stroke Boxer engine Drive System: Shaft drive Handling: Known for stable handling and comfortable ride, particularly the R850R Design: Classic BMW Boxer styling with modern performance elements 📋 Manual Details Coverage Areas Engine: All engine variants Transmission: All transmission types Trim: All trim levels Page Count Estimated Pages: Approximately 300-400 pages (typical for this model's comprehensive service manual) Manual Type Type: Workshop Repair Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, disassembly, timing, valve clearance, lubrication, cooling, fuel delivery, exhaust Fuel System: Fuel injection system (BMS-K), fuel pump, injectors, fuel lines, throttle body Ignition System: Ignition coils, spark plugs, crankshaft position sensor, camshaft position sensor Electrical System: Battery, charging system (alternator, regulator), starter motor, lighting (headlight, taillight, turn signals), horn, wiring diagrams Transmission: Clutch (single plate dry clutch), gearbox, final drive (shaft drive), gear shifting mechanism Brakes: Front and rear brake systems (typically ABS-II N as standard on R850R/C), brake calipers, master cylinders, brake lines, brake fluid specifications Suspension: Front telescopic forks (typical for R850R), Paralever rear swingarm (R850R), Telelever front suspension (R850C), rear monoshock absorber, suspension adjustments Chassis Frame: Frame components, steering head bearings, swingarm bearings Bodywork: Fairings, fenders, fuel tank, seat, handlebars, instrument cluster, mirrors Diagnostics: Troubleshooting guides, fault code interpretation (OBD-II), diagnostic procedures Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug replacement, chain/drive shaft lubrication, tire pressure checks, brake pad inspection Engine Repair: Top-end rebuild, bottom-end rebuild, piston and ring replacement, cylinder head service, camshaft maintenance Fuel System Service: Injector cleaning, fuel pump replacement, fuel filter replacement Electrical Troubleshooting: Wiring harness inspection, component testing, starter motor and charging system diagnostics Transmission Overhaul: Clutch adjustment and replacement, gearbox disassembly and reassembly, final drive oil service Brake System Maintenance: Brake bleeding, caliper rebuilding, master cylinder replacement, pad and rotor replacement Suspension Adjustment: Front fork oil change and adjustment, rear shock absorber service and replacement Chassis Maintenance: Steering head bearing adjustment, swingarm bearing lubrication/replacement Diagnostic Procedures: Step-by-step guides for diagnosing common and complex faults Technical Depth Depth: Comprehensive (from basic maintenance to full engine and transmission rebuilds) Diagnostic Tools: Information on specific diagnostic tools or procedures required for certain tasks Torque Specifications: Detailed torque values for all critical fasteners Clearances: Specifications for valve clearances, piston-to-cylinder clearances, etc. Special Tools: Identification and usage of specialized tools recommended by BMW 📊 Manual Specifications File Format Type: PDF Searchability: Likely text-searchable for efficient information retrieval Print Quality Quality: Professional, high-resolution scans suitable for printing Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Type: Air-cooled, four-stroke, horizontally opposed twin-cylinder (Boxer) Displacement: 848 cc (850cc class) Bore X Stroke: 90.0 mm x 66.0 mm Compression Ratio: 10.0:1 Valve Train: Overhead camshaft (SOHC), 2 valves per cylinder Power Output: Approx. 70-73 HP (51-54 kW) at 7000-7250 RPM (varies slightly by model variant) Torque Output: Approx. 77-79 Nm (57-58 lb-ft) at 5000-5500 RPM (varies slightly by model variant) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) - Bosch Motronic 2.4 / BMS-K Fuel Type: Unleaded gasoline, minimum 91 RON (95 Octane) Fuel Tank Capacity: Approx. 20 Liters (5.3 US gallons) 🔧 Transmission Standard Type: 5-speed manual gearbox Features Clutch: Single dry plate clutch, hydraulically operated Final Drive: Shaft drive with single universal joint and bevel gear final drive housing Gear Ratios: Specific gear ratios are detailed within the manual 📐 Dimensions Exterior Length: Approx. 2,160 mm (85.0 in) Width: Approx. 810 mm (31.9 in) (excluding mirrors) Height: Approx. 1,370 mm (53.9 in) (to handlebars) Seat Height: Approx. 780 mm (30.7 in) Weights Dry Weight: Approx. 213 kg (470 lbs) Gross Vehicle Weight: Approx. 400 kg (882 lbs) 🛡️ Safety Features Ratings Crash Test Results: N/A (Motorcycle safety ratings differ from automotive; focus is on rider protection and system reliability) Active Features ABS: Optional/Standard BMW Motorrad ABS II N (Anti-lock Braking System) on most 2001 models Braking System: Dual disc front brakes, single disc rear brake with braided steel lines for enhanced performance Passive Features Lighting: Halogen headlight, LED taillight and brake light, amber turn signals Stability: Low center of gravity due to Boxer engine design contributing to stability 💡 Technology Features Infotainment Instrument Cluster: Analog speedometer and tachometer, LCD display for odometer, trip meter, fuel level, gear indicator, clock, and warning lights Audio: N/A (No factory-installed audio system typically) Driver Assistance...