The BMW R 100 R, produced from 1987 to 1996, is a distinguished roadster/naked bike renowned for its robust engineering and classic appeal. This motorcycle features BMW's signature air-cooled boxer twin engine, delivering approximately 60-65 horsepower, coupled with a reliable shaft drive and advanced Monolever rear suspension. Its durable construction and understated design reflect BMW's commitment to quality and longevity, making it a sought-after machine for both touring and spirited riding. The R 100 R embodies a blend of traditional motorcycle design with practical, user-friendly technology characteristic of its era. This workshop service manual provides comprehensive coverage for the BMW R 100 R motorcycle, spanning the production years 1987 through 1996. It details essential maintenance procedures, including scheduled servicing, fluid changes, and component adjustments, alongside in-depth repair instructions for all major systems such as the engine, transmission, chassis, and electrical components. The manual also includes critical technical specifications, torque values, and troubleshooting guides to assist owners and technicians in diagnosing and resolving potential issues, ensuring the continued optimal performance and reliability of the vehicle. 🏷️ 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...