Target Audience:
Dedicated BMW motorcycle owners, independent repair shops, and motorcycle technicians who perform maintenance and repairs on these specific R-series models.
Value Proposition:
Essential resource for maintaining and repairing the BMW R1100RT, R1100RS, R850/1100GS, and R850/1100R models. Crucial for accurate part ordering and efficient, correct repairs, saving time and money.
Alternative Resources:
Factory service manuals, Haynes, Clymer, and online forums. This manual aims to provide a level of detail often surpassing aftermarket options and matching factory documentation.
Pictorial Guidance:
Product description highlights the inclusion of pictures, indicating detailed photographic or illustrative guidance for complex procedures, enhancing clarity for the user.
Completeness:
Described as a 'complete service manual' and covering 'complete tear down and rebuild,' signifying a thorough and all-encompassing guide for these motorcycles.
Covered Models:
BMW R1100RT, R1100RS, R850GS, R850R, R1100GS, R1100R
Applicable Years:
Generally covering models produced from mid-1990s to early 2000s (specific year range dependent on actual manual content, estimated 1994-2006 based on model lineage)
Estimated Page Count:
Estimated 600-1200 pages (typical for comprehensive factory-level service manuals covering multiple variants and extensive detail, exact count not provided in product description).
Manual Type:
Service and Repair Manual
Language:
English (presumed based on typical market availability for this product)
Format:
Likely Print or Digital (PDF). Product description implies a physical or detailed digital resource for tear-down and rebuild.
Engine:
Detailed coverage of the BMW Boxer twin-cylinder, four-stroke, 2-valve (R850 series) and 4-valve (R1100 series) engines, including fuel injection, ignition, lubrication, cooling (oil-cooled), and exhaust systems.
Transmission:
Comprehensive coverage of the manual transmission, clutch operation (including single-plate dry clutch), gearbox maintenance, and final drive (single-sided swingarm).
Electrical System:
Extensive details on the motorcycle's electrical system, including wiring diagrams, battery, alternator, starter motor, lighting, horn, instrumentation, and electronic control units (ECU).
Chassis And Suspension:
In-depth coverage of the frame, front suspension (telelever system), rear suspension (monolever swingarm and shock absorber), steering, wheels, and tires.
Braking System:
Detailed information on the BMW Integral ABS (Anti-lock Braking System) and non-ABS brake systems, including hydraulic lines, calipers, master cylinders, brake discs, and bleeding procedures.
Bodywork And Fittings:
Coverage of fairings, body panels, fuel tank, seats, luggage systems (where applicable), and general assembly of motorcycle components.
Routine Maintenance:
Includes all routine maintenance procedures such as oil and filter changes, spark plug replacement, air filter cleaning/replacement, brake fluid changes, and valve clearance adjustments.
Troubleshooting:
Diagnostic procedures and troubleshooting guides for common problems encountered with the engine, electrical system, fuel system, and other components.
Major Repairs:
Detailed step-by-step instructions for complete engine tear-down and rebuild, transmission overhauls, suspension component replacement, and brake system repairs.
Component Disassembly And Reassembly:
Precise instructions for the removal, inspection, repair, and reinstallation of all major and minor motorcycle components.
Torque Specifications:
Essential torque values for all fasteners and critical components to ensure proper assembly and prevent damage.
Depth Of Coverage:
Comprehensive. Covers everything from basic owner maintenance checks to complete engine rebuilds and advanced electrical system diagnostics, reflecting a factory-level service manual.
Digital Format Quality:
If digital, expected to be high-resolution PDF with searchable text for ease of navigation and printing.
Print Quality Description:
If printed, expected to be on durable paper stock suitable for workshop environments, with clear text and high-quality image reproduction.
Binding Type Description:
If printed, typically a spiral-bound or saddle-stitched format allowing the manual to lay flat for convenient use during repairs.
Paper Type Description:
If printed, likely coated or semi-gloss paper to enhance image clarity and withstand workshop conditions.
Engine Type:
Air/Oil-cooled, four-stroke, Boxer Twin-cylinder engine.
Engine Displacement R1100:
1085 cc (approx.)
Engine Displacement R850:
848 cc (approx.)
Valve Train R1100:
DOHC (Double Overhead Camshaft), 4 valves per cylinder.
Valve Train R850:
SOHC (Single Overhead Camshaft), 2 valves per cylinder.
Horsepower R1100:
Approx. 90-95 HP (dependent on specific model variant and year)
Torque R1100:
Approx. 95-100 Nm (dependent on specific model variant and year)
Fuel Delivery:
Electronic Fuel Injection (Bosch Motronic or similar).
Fuel Type:
Unleaded gasoline, minimum 91 Octane (RON+MON)/2). Check specific manual for precise requirement.
Length:
Varies by model (e.g., R1100RT approx. 2230 mm).
Width:
Varies by model (e.g., R1100RT approx. 930 mm).
Height:
Varies by model (e.g., R1100RT approx. 1405 mm).
Dry Weight:
Varies by model (e.g., R1100RT approx. 247 kg).
Gross Vehicle Weight Rating:
Check specific model for GVWR.
Safety Features:
BMW Integral ABS (optional on some models), robust braking system, stable chassis design.
ABS Availability:
Optional on most R1100 models, standard on some later variants or specific touring models (like RT).
Frame Construction:
Steel Trellis frame for rigidity and rider feedback.
Audio System:
Optional on RT models, typically integrated radio/cassette or CD player with speakers.
ABS System:
BMW Integral ABS (Anti-lock Braking System) was a significant technological feature for its time, offering enhanced safety.
Diagnostic Ports:
On-board diagnostics are available via specific connectors for use with BMW-specific diagnostic tools.
Engine Management:
Bosch Motronic engine management system (or similar), controlling fuel injection and ignition timing.
Oil Change Interval:
Typically every 10,000 km (6,000 miles) or annually, whichever comes first. Check manual for specific recommendation.
Valve Clearance Interval:
Typically every 20,000 km (12,000 miles). Critical for performance and engine health.
Spark Plug Replacement:
Every 20,000 km (12,000 miles) or as specified.
Engine Oil:
SAE 20W-50 motorcycle-specific engine oil meeting API SG/SH or higher. BMW recommends their own brand or equivalent. Check manual for exact specification and capacity.
Transmission Oil:
SAE 75W-90 GL-5 gear oil. Capacity approx. 0.75 liters.
Brake Fluid:
DOT 4 or DOT 5.1, according to BMW specifications. Always use fresh fluid for bleeding.
Coolant:
N/A (oil-cooled engine, but check manual for any specific coolant use in ABS systems or other components).
Hall Effect Sender Failure:
Failure of the Hall effect sender for the ignition can cause intermittent running or no-start conditions.
Fuel Pump Wear:
Early models may experience fuel pump wear leading to reduced fuel pressure or failure.
ABS Modulator Issues:
ABS units can be prone to issues over time, often requiring specialized diagnostic tools for repair.
Clutch Slave Cylinder Leaks:
Hydraulic clutch slave cylinder seals can degrade and leak.
Wiring Harness Issues:
As with many motorcycles of this era, inspection and maintenance of the wiring harness for chafing or corrosion is advisable.
Bmw Motorcycle Legacy:
BMW has a long-standing heritage in motorcycle production, particularly known for its Boxer engine and robust, touring-oriented motorcycles.
R Series Development:
The R1100 series represented a significant evolution from the previous R100 series, introducing the 4-valve Boxer engine, Telelever front suspension, and integrated ABS.
Model Diversity:
This manual covers a range of models utilizing the R1100 engine platform, tailored for different purposes: RT (Touring), RS (Sport-Touring), GS (Adventure), and R (Standard Roadster).
Production Era:
The R1100 series was produced primarily from the mid-1990s to the early 2000s, paving the way for the subsequent R1150 and R1200 generations.
Motorcycle Journal Reviews:
The R1100 series models generally received positive reviews for their performance, comfort (especially RT), and innovative features like Telelever and ABS upon their release.
Reliability Perception:
Generally considered reliable, though common age-related issues require diligent maintenance.
Emissions Compliance:
Models would meet respective emissions standards for their production years.
