Category:
Sport Touring Motorcycle
Segment:
Entry-level to mid-range touring
Key Competitors 1997:
Honda ST1100, Yamaha FJR1300 (later), Kawasaki GTR1000
Engine Configuration:
Air-cooled, horizontally opposed twin-cylinder (Boxer)
Drivetrain Type:
Shaft drive
Suspension Front:
BMW Telelever system
Suspension Rear:
BMW Paralever system
Braking System:
Integral ABS (optional on some models)
Engine:
Detailed inspection, overhaul, timing, lubrication, cooling, fuel injection (Motronic)
Transmission:
Gearbox removal, disassembly, reassembly, lubrication, clutch operation
Drivetrain:
Shaft drive, final drive, universal joints, hub components
Brakes:
Front and rear brake systems, ABS (if equipped), caliper overhaul, fluid replacement
Suspension:
Front forks (BMW Telelever), rear shock absorber (Paralever), bearings, seals
Electrical:
Wiring diagrams, starter, alternator, ignition system, lighting, battery, fuses, ECU diagnostics
Fuel System:
Fuel pump, injectors, pressure regulator, fuel tank
Exhaust:
Exhaust system components, catalytic converter (if applicable)
Chassis:
Frame inspection, steering head bearings, swingarm
Bodywork:
Fairings, seat, fuel tank removal, fenders
Maintenance:
Scheduled maintenance, oil changes, filter replacements, spark plug service, valve clearance checks
Troubleshooting:
Diagnostic procedures for common and uncommon issues, fault codes interpretation
Repair:
Component disassembly, overhaul, replacement, and reassembly for all major systems
Diagnostics:
Step-by-step diagnostic routines for electrical and mechanical issues, using basic tools and specialized equipment
Specifications:
Torque values, tolerances, clearances, fluid capacities, electrical resistance values
Depth:
Comprehensive, from basic fluid changes to full engine and transmission rebuilds
Audience:
Professional technicians and experienced DIY mechanics
Type:
Air-cooled, four-stroke, Boxer twin
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
Horsepower:
70 hp (52 kW) @ 7500 rpm
Torque:
77 Nm (57 lb-ft) @ 6000 rpm
Induction:
Bosch Motronic 2.2 fuel injection
Fuel Type:
Unleaded gasoline, 91 octane (95 RON) recommended
Ignition Type:
Digital Electronic Ignition
Oil Capacity:
3.0 L (3.2 US qt) with filter change
Oil Type:
SAE 20W-40 or 20W-50 motorcycle oil meeting API SG or higher
Length:
Approx. 2,150 mm (84.6 in)
Width:
Approx. 800 mm (31.5 in) at handlebars
Height:
Approx. 1,360 mm (53.5 in) at seat
Dry Weight:
Approx. 216 kg (476 lbs)
Gross Vehicle Weight Rating:
Approx. 450 kg (992 lbs)
Fuel Capacity:
20.0 L (5.3 US gal), including 4.0 L (1.05 US gal) reserve
Oil Change:
Every 10,000 km (6,000 miles) or annually
Valve Clearance Check:
Every 20,000 km (12,000 miles)
Air Filter Replacement:
Every 20,000 km (12,000 miles) or as needed
Spark Plug Replacement:
Every 20,000 km (12,000 miles)
Coolant:
N/A (Air-cooled)
Common Problems:
Sprag clutch failure (starter), occasional ABS sensor issues, wear on swingarm pivot bearings
Preventative Measures:
Regular lubrication of pivot points, proper starter usage, keeping ABS sensors clean.
Heritage:
BMW Motorrad has a long history of producing robust, shaft-driven motorcycles known for their durability and touring capabilities.
Predecessors:
The R850 series was introduced as a more accessible variant of the R1100 series, offering a similar technological platform with a smaller displacement engine.
Key Innovations:
Introduction of the Telelever front suspension and Paralever rear suspension for improved ride and handling characteristics.
Production Years:
1996-2006 (R850R and R850GS variants)
Manufacturing Location:
Berlin, Germany
