Positioning:
The BMW R850R was positioned as a comfortable, accessible sport-touring motorcycle within BMW's established boxer-twin lineup, offering a slightly more relaxed character than its larger siblings.
Competitors:
Competed with motorcycles like the Moto Guzzi California, Honda NT650 Hawk, and some Japanese inline-fours in the 750-1000cc class offering similar touring capabilities.
Features:
Shaft drive, Boxer-twin engine, comfortable ergonomics, robust build quality, characterful torque delivery.
Value:
Empowers owners to perform a wide range of maintenance and repairs, saving on labor costs and ensuring the longevity and optimal performance of their classic BMW motorcycle.
Primary Coverage:
Full Service Repair
Secondary Coverage:
Maintenance, Troubleshooting, Rebuilding, Refurbishing, Restoration
Estimated Pages:
Extensive (Specific count not provided, but described as 'very detailed')
Type:
Service and Repair Manual
Format:
Likely Digital (PDF) or Printed Book (as it's a product for sale)
Powertrain:
Engine, Transmission, Drivetrain
Chassis:
Suspension (Front and Rear), Brakes (Front and Rear), Steering, Frame
Electrical:
Ignition System, Lighting, Instrumentation, Charging System, Starting System, Wiring Diagrams
Fuel System:
Fuel Injection System (Bosch Motronic), Fuel Tank, Fuel Pump, Lines
Bodywork:
Body Panels, Fairings, Seat, Handlebars, Footpegs
Exhaust System:
Exhaust Headers, Mufflers
Maintenance:
Oil Changes, Filter Replacements, Spark Plug Service, Air Filter Cleaning/Replacement, Brake Fluid Flush, Coolant Flush (if applicable), Drive Shaft Lubrication
Repair:
Engine Overhaul, Transmission Rebuild, Suspension Component Replacement, Brake System Repair, Electrical Component Diagnosis and Replacement, Fuel System Servicing
Troubleshooting:
Diagnostic Flowcharts, Common Fault Identification and Resolution
Restoration:
Detailed steps for bringing the motorcycle back to original specifications, including disassembly, cleaning, and reassembly guidance.
Depth:
Comprehensive (covering routine maintenance to complete engine and gearbox rebuilds)
Diagnostic Capability:
Advanced (likely includes diagnostic codes and procedures for electronic systems)
Torque Specifications:
Included for all critical fasteners
Tolerances:
Included for critical engine and gearbox components
Format Details:
If digital, typically searchable PDF with high-resolution diagrams. If printed, robust binding and clear printing.
Quality:
High-quality printing with clear diagrams and text (expected for a professional manual)
Binding:
Likely perfect binding or saddle-stitch for printed versions to allow for lay-flat use
Paper Quality:
Durable, often glossy or semi-gloss paper to protect against grease and oil contamination
Engine Type:
Air-cooled, four-stroke, two-cylinder boxer engine
Displacement:
848 cc (51.7 cu in)
Bore X Stroke:
90.0 mm x 66.0 mm (3.54 in x 2.60 in)
Compression Ratio:
10.0:1
Valve Train:
OHV, 2 valves per cylinder, pushrod actuated
Horsepower:
Approximately 70 hp @ 7,000 rpm (manufacturer claimed)
Torque:
Approximately 75 Nm (55 lb-ft) @ 5,000 rpm (manufacturer claimed)
Fuel Delivery:
Bosch Motronic electronic fuel injection (EFI)
Fuel Type:
Unleaded gasoline, 91 octane (RON + MON) / 87 octane (AKI) minimum
Cooling Method:
Air-cooled
Oil Type:
SAE 20W-50 API SG or higher motorcycle specific oil
Transmission Type:
5-speed manual gearbox
Clutch Type:
Single dry plate clutch, hydraulically operated
Final Drive:
Shaft drive to rear wheel
Gearbox Oil Type:
API GL-5, SAE 75W/90 gear oil (BMW recommends specific fluid, consult manual)
Length:
Approximately 2,200 mm (86.6 in) (Varies slightly by model configuration)
Width:
Approximately 850 mm (33.5 in) (Handlebar width)
Height:
Approximately 1,360 mm (53.5 in) (Seat height varies)
Dry Weight:
Approximately 234 kg (516 lbs)
Gross Vehicle Weight Rating:
Approximately 470 kg (1036 lbs)
Fuel Tank Capacity:
20.0 Liters (5.3 US gal)
Reserve Fuel Capacity:
Approximately 3.0 Liters (0.8 US gal)
Safety Certification:
CE approved (Europe), DOT/FMVSS compliant (North America)
Braking System:
Hydraulically operated disc brakes front and rear. ABS (Anti-lock Braking System) was likely an option for 1995 models.
Suspension Features:
BMW Telelever front suspension, Paralever rear suspension (monoshock) for stable handling and feedback.
Lighting:
Halogen headlamp, LED taillight, integrated turn signals
Frame Construction:
Steel tube frame designed for rigidity and rider comfort.
Oil Change Interval:
Every 5,000 - 10,000 km (3,000 - 6,000 miles) or annually, whichever comes first (refer to manual for exact specification).
Valve Adjustment Interval:
Every 10,000 - 20,000 km (6,000 - 12,000 miles) (typically requires checking and adjusting pushrod clearances).
Drive Shaft Lubrication:
Recommended every 10,000 - 20,000 km (6,000 - 12,000 miles).
Brake Fluid:
DOT 4 or DOT 5.1, consult manual for specific type and replacement interval (typically every 2 years).
Coolant Type:
N/A (Air-cooled engine)
Engine Oil Capacity:
Approximately 3.0 Liters (3.2 US quarts) with filter change.
Common Wear Items:
Clutch wear, brake pad wear, swingarm pivot bearings, final drive splines, starter motor brushes.
Potential Electrical Issues:
Failing alternator, regulator/rectifier issues, aging wiring harness connections can occur on older bikes.
Maintenance Schedule Summary
Schedule Scope:
The manual will provide a detailed chronological and mileage-based service schedule for all major components and systems.
Heritage Context:
BMW Motorrad has a long history of producing robust, reliable, and technically advanced motorcycles, particularly known for their boxer-twin engines and shaft drive systems.
Model Lineage:
The R850R is a derivative of the R100R and predecessor to later R1100R/R1150R models, offering a slightly smaller displacement for a more manageable experience.
Production Years:
1994-2006
Manufacturing Location:
Berlin, Germany
Brand Accolades:
BMW motorcycles are consistently recognized for their engineering quality, durability, and rider comfort, making them popular for long-distance touring.
Owner Satisfaction:
Generally high owner satisfaction due to reliability and the distinct character of the boxer-twin engine.
Technical Standards:
The manual adheres to industry standards for technical documentation, providing clear, concise, and accurate information for effective repairs.
