🏷️ Basic Information Identification Make: BMW Model: R 100 R Model Code: R100R Vehicle Type: Motorcycle Primary Motorcycle Type: Roadster/Naked Bike Codes Chassis Code: Not explicitly stated, but generally '247' 👋 Introduction Market Position Positioning: The BMW R 100 R was positioned as a premium, robust naked roadster, appealing to riders seeking a blend of classic BMW engineering with comfortable touring and sporting capabilities. Competitive Analysis Competitors: Competed with other large-displacement European and Japanese motorcycles of the era, offering a distinct shaft-drive, horizontally opposed twin-cylinder experience. Key Features Features: Characterized by its air-cooled boxer twin engine, Monolever rear suspension, reliable shaft drive, and understated yet durable build quality synonymous with BMW. 📋 Manual Details Coverage Areas Years Covered: 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996 Page Count Estimated Pages: Comprehensive (exact count not provided, typical for workshop manuals of this era) Manual Type Type: Workshop Service Manual Language Language: English (presumed, standard for international sales) Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Complete overhaul, tuning, carburetor service, ignition system, cooling system (air-cooled) Transmission: Gearbox disassembly, assembly, maintenance, clutch service Chassis: Frame inspection, forks, rear suspension (monolever or dual shock depending on specific R100R variant if applicable) Electrical: Wiring diagrams, lighting, charging system, starter motor, ignition system troubleshooting Brakes: Front and rear brake system service, hydraulic components, pad replacement Fuel System: Fuel tank, fuel lines, fuel pump (if applicable), carburetor overhaul and adjustment (likely Bing carburetors) Bodywork And Trim: Fairings (if equipped), seat, fenders, exhaust system removal and installation Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, spark plug service, valve clearance adjustment Troubleshooting: Diagnostic guides for common problems, fault finding procedures Repair: Detailed step-by-step repair instructions for all major components Disassembly And Assembly: Complete instructions for component removal and reinstallation Specifications And Tolerances: Torque values, clearances, fluid capacities, and other critical specifications Technical Depth Depth: Comprehensive: Covers from basic routine maintenance to complete engine and transmission rebuilds, advanced diagnostics, and electrical system troubleshooting. 📊 Manual Specifications File Format Quality: High-resolution, searchable PDF with clear text and images. Printability: Printable pages for easy workshop use. Binding Type Binding: N/A (Digital PDF Download) Paper Type Paper Type: N/A (Digital PDF Download) ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, horizontally opposed twin-cylinder (Boxer) Displacement: 980 cc (980cm³) Bore X Stroke: 94 mm x 70.6 mm Compression Ratio: 8.2:1 (typical for R100 models) Valve Train: Overhead valves (OHV), two valves per cylinder, pushrod operated Cooling System: Air-cooled Performance Horsepower: Approx. 60-65 hp (45-48 kW) at ~6000 rpm (specific output varies slightly by year/tuning) Torque: Approx. 56-60 lb-ft (76-81 Nm) at ~3500 rpm (specific output varies slightly by year/tuning) Fuel System Carburetors: Dual Bing 32/40/321 or similar (likely 40mm diameter) Fuel Type: Unleaded gasoline (premium recommended) Fuel Tank Capacity: Approx. 19 liters (5.0 US gallons) 🔧 Transmission Standard Type: 5-speed manual gearbox Final Drive: Shaft drive Features Clutch Type: Dry single-plate clutch Gear Ratios: Specific ratios available in the manual, typically designed for balanced performance and touring. 📐 Dimensions Exterior Length: Varies slightly by year/specific model, approximately 2180 mm Width: Varies slightly by year/specific model, approximately 850 mm Height: Varies slightly by year/specific model, approximately 1220 mm Weights Dry Weight: Approx. 215-230 kg (dry weight, depending on equipment) Wet Weight: Approx. 235-250 kg (with all fluids, depending on equipment) 🛡️ Safety Features Ratings Safety Ratings: No formal NCAP or equivalent ratings for motorcycles of this era; safety relies on rider skill and mechanical integrity. Active Features Braking System: Front: Dual disc brakes with hydraulic actuation; Rear: Single disc brake with hydraulic actuation. Often equipped with Brembo or similar quality components. Suspension: Front: Telescopic forks; Rear: Monolever swingarm with single shock absorber (or twin shocks on some early R100 variants, though R100R is typically Monolever). Passive Features Lighting: Halogen headlight, taillight, brake lights, turn signals. 💡 Technology Features Infotainment Infotainment System: N/A (Classic motorcycle, no built-in infotainment system). Driver Assistance Assistance Features: N/A (No electronic driver assistance features common on modern vehicles). Connectivity Connectivity Options: N/A (No electronic connectivity features). 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000 - 7,500 km or annually (refer to manual for precise interval and oil type). Valve Adjustment Interval: Every 10,000 - 15,000 km. Spark Plug Replacement: Every 10,000 - 20,000 km, depending on plug type. Fluid Specifications Engine Oil Type: SAE 20W-40 or SAE 15W-50 motorcycle-specific oil (API SG or higher). Engine Oil Capacity: Approx. 2.5 - 3.0 liters (with filter change, refer to manual for exact capacity). Gearbox Oil Type: Gearbox oil SAE 80W/90 (API GL-5 recommended). Gearbox Oil Capacity: Approx. 0.75 - 1.0 liter. Brake Fluid Type: DOT 4 hydraulic brake fluid. Known Issues Common Wear Items: Clutch wear, worn valve guides, potential for carburetors needing periodic cleaning and synchronization, aging electrical connectors, and output shaft seal leaks....