🏷️ Basic Information Identification Make: BMW Model: R850GS / R850R Model Variants: R850GS, R850R Product Type: Workshop Service Repair Manual 👋 Introduction Market Position Target Audience: BMW motorcycle owners, independent repair shops, mechanics specializing in BMW motorcycles Value Proposition: Provides comprehensive, DIY-friendly guidance for all mechanical and electrical aspects of the R850GS and R850R models, aiming to save owners on professional servicing costs. Competitive Analysis Comparison To Oem: Offers comparable depth to official BMW workshop manuals at a potentially lower cost and with greater accessibility. Key Features Completeness: Extensive A-Z coverage for all repairs, mechanical and electrical. Visual Aid: Abundance of detailed pictures and diagrams to clarify procedures. Printability: User-friendly printable format for workshop use. 📋 Manual Details Coverage Areas All Models Covered: Yes Repair Scope: A-Z (All Repairs) Disciplines Covered: Mechanical and Electrical Page Count Estimated Page Count: Extensive (Implied by A-Z coverage and detailed diagrams) Manual Type Type: Workshop Service Repair Manual Language Language: English (Assumed based on typical market documentation) Format Format: Printable Digital Format (Likely PDF) 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, tuning, diagnostics, fuel injection, ignition, cooling, lubrication Transmission: Gearbox servicing, clutch replacement, final drive servicing Chassis: Frame, suspension (front and rear), steering, wheels, tires Brakes: Hydraulic system, brake pad replacement, caliper servicing, ABS (if applicable) Electrical: Wiring diagrams, lighting, battery, charging system, starter motor, ECU diagnostics, sensors, actuators Fuel System: Fuel tank, fuel pump, injectors, fuel filter replacement Exhaust System: Exhaust pipe and muffler replacement, gasket renewal Bodywork: Fairings, seat, tank cover removal and installation, cosmetic repairs Procedures Included Routine Maintenance: Oil changes, filter replacements, chain adjustment, spark plug replacement, valve clearance checks Troubleshooting: Diagnostic procedures for common and uncommon faults, error code interpretation Repair Procedures: Step-by-step instructions for component disassembly, repair, and reassembly Diagnostics: Detailed diagnostic flowcharts and procedures for electrical and mechanical issues Rebuilding: Engine and gearbox component rebuilding procedures Special Tools: Identification and usage of specialized tools required for specific procedures Technical Depth Depth: Comprehensive (Covering all repairs from basic maintenance to complete engine/gearbox rebuilds) Diagrams Illustrations: Tons of detailed pictures and diagrams included Searchability: Likely searchable if digital PDF (assumed based on printable nature) 📊 Manual Specifications File Format Digital Format: Likely PDF Print Quality Printable Pages: All pages are printable Binding Type Physical Binding: N/A (Digital product, but implies potential for printing and binding) Paper Type Physical Paper: N/A (Digital product, but users would print on standard paper) ⚙️ Engine Specifications Primary Engine Engine Type: Air-cooled, four-stroke flat-twin (boxer) engine Displacement: 848 cc (approximately) Bore X Stroke: 90.0 mm x 66.0 mm (Typical for R850 variant) Compression Ratio: 9.2:1 (Typical for R850 variant) Performance Horsepower: Approx. 70-75 HP (Varies slightly by year and specific model tuning) Torque: Approx. 76-80 Nm (56-59 lb-ft) at 4750 rpm (Typical) Fuel System Fuel Delivery: Bosch Motronic Electronic Fuel Injection (EFI) Fuel Type: Unleaded Premium (91 Octane RON or higher) Ignition Ignition System: Digital electronic ignition (CDI) Cooling Cooling System: Air cooling Lubrication Oil Type: SAE 20W-40 or 20W-50 Motorcycle Oil (Check specific manual for exact API rating) Oil Capacity: Approx. 3.0 - 3.5 liters (with filter change) (Consult manual for exact) 🔧 Transmission Standard Transmission Type: 5-speed manual gearbox Optional Optional Transmission: N/A for this model range Features Final Drive: Shaft drive via BMW's Paralever system Clutch Type: Single dry plate clutch Transmission Oil Type: Hypoid Gear Oil SAE 80W-90 (API GL-5) for final drive, Manual Transmission Fluid for gearbox (Check manual for exact specs) Transmission Oil Capacity: Final Drive: Approx. 180 ml; Gearbox: Check manual for specific capacity 📐 Dimensions Exterior Wheelbase: Approx. 1430 mm (56.3 inches) (Varies slightly between GS and R) Seat Height: R850GS: Approx. 800 mm (31.5 inches); R850R: Approx. 770 mm (30.3 inches) (Adjustable on some models) Weights Dry Weight: R850GS: Approx. 191 kg (421 lbs); R850R: Approx. 180 kg (397 lbs) Gross Vehicle Weight Rating: Consult owner's manual for specific model year 🛡️ Safety Features Ratings Crash Test Results: N/A for motorcycles, but focus is on roadworthiness and stability Active Features Braking System: BMW Motorrad ABS (Anti-lock Braking System) often optional or standard on later models Suspension Stability: Paralever rear suspension and Telelever front suspension (on GS models) contribute to stable handling Passive Features Lighting: Halogen headlight, integrated turn signals, taillight Wind Protection: Fairing and windscreen for rider comfort and protection (more prominent on GS) 💡 Technology Features Infotainment Dash Display: Analog speedometer and tachometer, LCD multi-function display for odometer, trip meter, clock, temperature, etc. Driver Assistance ABS: BMW Motorrad ABS (Anti-lock Braking System) - often an option, crucial for safety, especially on wet roads. Connectivity Diagnostic Port: Proprietary BMW diagnostic connector (requires specific BMW diagnostic tools or adapters for advanced fault finding). 🔧 Maintenance Service Intervals Oil Change Interval: Every 10,000 km (6,000 miles) or annually (whichever comes first) - Consult manual for...