🏷️ Basic Information Identification Make: BMW Model: R850R Year: 1999 Codes Model Code: R850R (Typ 259) 👋 Introduction Market Position Segment: Standard/Touring Motorcycle Target Audience: Owners seeking to perform their own maintenance, repairs, and diagnostics, as well as independent motorcycle workshops. Competitive Analysis Competitors: Comparable models from Honda (e.g., ST1100), Yamaha (e.g., FJ1200), Kawasaki (e.g., GTR1000), and other manufacturers in the sport-touring or standard motorcycle segment. Key Features Value Proposition: Provides the essential technical information required to maintain and repair the BMW R850R, empowering owners and technicians with accurate, factory-level data. Manual Utility: Essential tool for cost-effective maintenance, troubleshooting, and maximizing the lifespan and performance of the motorcycle. 📋 Manual Details Coverage Areas Comprehensive Coverage: Yes Specific Systems: Engine, Transmission, Drivetrain, Chassis, Electrical System, Bodywork, Suspension, Brakes, Fuel System, Exhaust System, Cooling System, Lubrication System, Ignition System, Wheels and Tires, Controls, Instruments, Maintenance, Troubleshooting, Repair, Specifications, Diagrams Page Count Estimated Page Count: 300-500 Manual Type Type: Service Repair Workshop Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Engine Mechanical: Complete engine disassembly, inspection, repair, and reassembly procedures for the boxer twin engine, including cylinder head, valves, pistons, connecting rods, crankshaft, timing chain, and lubrication system. Fuel System: Detailed procedures for fuel injection system (Bosch Motronic), fuel pump, fuel injectors, fuel filter, throttle body, and fuel tank maintenance and repair. Ignition System: Troubleshooting and repair of the electronic ignition system, spark plugs, ignition coils, and associated sensors. Cooling System: Maintenance and repair of the oil cooler system, oil pump, and oil filter replacement. Transmission And Drivetrain: Repair and maintenance of the 5-speed gearbox, clutch assembly (single dry plate), driveshaft, and final drive unit (including gear oil specifications). Brakes: Front and rear brake system overhaul, including ABS (optional on some models, specific diagnostics may vary), brake fluid replacement, caliper service, master cylinder repair, and brake line maintenance. Suspension: Front telescopic fork (including oil change and seal replacement) and rear Paralever single-sided swingarm suspension maintenance and repair, including shock absorber servicing. Electrical System: Comprehensive wiring diagrams, troubleshooting guides for lights, starting system, charging system (alternator, voltage regulator), battery maintenance, fuses, relays, instruments, and onboard diagnostics (if applicable). Bodywork And Chassis: Procedures for fairing removal and installation, seat, fuel tank, fenders, and general chassis inspection and maintenance. Procedures Included Routine Maintenance: Oil and filter changes, spark plug replacement, air filter cleaning/replacement, valve clearance checks, brake fluid flush, final drive oil change, battery check and charging. Troubleshooting: Systematic diagnostic procedures for common issues related to engine performance, starting problems, electrical faults, braking anomalies, and suspension issues, often with flowcharts. Major Repairs: Complete engine rebuild, transmission overhaul, clutch replacement, fork seal replacement, shock absorber rebuild/replacement, brake caliper and master cylinder overhaul. Component Replacement: Detailed instructions for replacing components such as starter motor, alternator, fuel pump, ignition coils, headlights, taillights, and various sensors. Adjustments: Carburetor synchronization (if applicable to earlier variants or specific markets), idle speed adjustment, clutch cable adjustment, throttle cable adjustment, headlight aim adjustment. Technical Depth Diagnostic Capability: Advanced diagnostics with specific torque values, electrical resistance readings, voltage checks, and component testing procedures. Rebuild Instructions: Detailed, step-by-step instructions for complete engine and transmission rebuilds, including critical tolerances and assembly sequences. Diagrams And Illustrations: Extensive use of exploded-view diagrams, schematics, and line drawings to clearly illustrate procedures and component locations. Parts Information: Identification of key components and their associated part numbers where applicable for reference. 📊 Manual Specifications File Format File Type: PDF Searchability: Text-searchable PDF for quick information retrieval. Print Quality Image Resolution: High-resolution images and diagrams for clarity. Readability: Clear, crisp text and sharp illustrations suitable for printing. 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, boxer-twin engine Displacement: 848 cc Bore X Stroke: 90.0 mm x 66.0 mm Compression Ratio: 10.0:1 Valve Train: Overhead camshaft (OHC), 2 valves per cylinder, pushrod actuated Performance Horsepower: 70 hp (51 kW) @ 6750 rpm (approx.) Torque: 77 Nm (57 lb-ft) @ 4750 rpm (approx.) Fuel System Fuel Delivery: Bosch Motronic electronic fuel injection (EFI) Fuel Type: Unleaded gasoline, minimum 95 RON Lubrication System Oil Capacity: Approximately 3.5 liters with oil filter change Oil Type: API SG or higher, SAE 15W-40 or 20W-50 (depending on ambient temperature) Ignition System Ignition Type: Electronic ignition with dual spark plugs per cylinder 🔧 Transmission Standard Transmission Type: 5-speed manual gearbox Clutch Type: Single dry plate clutch, hydraulically actuated Features Drivetrain: Shaft drive to rear wheel Final Drive Oil Type: Hypoid gear oil, API GL-5, SAE 80W-90 📐 Dimensions Exterior Length: Approx. 2,210 mm (87.0 in) Width: Approx. 900 mm (35.4 in) at handlebars Height: Approx. 1,380 mm (54.3 in) at seat Wheelbase: Approx. 1,430 mm (56.3 in) Weights Dry Weight: Approx. 215 kg (474 lbs) Gross Vehicle Weight: Approx. 450...