Segment:
Sport touring motorcycle
Target Audience:
BMW R1100RS owners, independent repair shops, motorcycle enthusiasts.
Competitors Class:
Other European and Japanese sport-touring motorcycles of the era (e.g., Honda VFR, Yamaha FJR, Kawasaki GTR, Ducati ST series).
Vehicle Highlights:
Torquey boxer engine, shaft drive, comfortable ergonomics for long distances, innovative Telelever front suspension.
Purpose:
To provide comprehensive guidance for maintaining, diagnosing, and repairing the BMW R1100RS.
Engine Mechanical:
Complete overhaul, cylinder head, valves, pistons, crankshaft, timing, lubrication system, oil pump, oil cooler.
Engine Management:
Fuel injection (Motronic), ignition system, sensors, actuators, troubleshooting diagnostic codes.
Transmission:
Clutch operation, gearbox disassembly and assembly, gear shifting mechanism, final drive.
Drivetrain:
Driveshaft, universal joints, gearbox output shaft.
Chassis Frame:
Frame inspection, disassembly and reassembly of chassis components.
Suspension Front:
Telelever front suspension, fork seals, oil levels, springs, damping adjustments.
Suspension Rear:
Monolever rear suspension, shock absorber replacement, adjustment, linkage.
Brakes Front:
Brake caliper service, disc replacement, hydraulic system bleeding, ABS (optional).
Brakes Rear:
Brake caliper service, disc replacement, hydraulic system bleeding, ABS (optional).
Electrical System:
Wiring diagrams, battery maintenance, charging system (alternator, regulator), starter motor, lighting, instrumentation.
Fuel System:
Fuel tank, fuel pump, fuel lines, fuel filter replacement, fuel injection system.
Cooling System:
Oil cooling system, oil lines, oil filter, oil capacity and specification.
Exhaust System:
Exhaust header pipes, muffler, catalytic converter (if applicable), gasket replacement.
Bodywork:
Fairing removal and installation, seat, tank cover, panels.
Scheduled Maintenance:
Oil changes, filter replacements, spark plug checks, valve clearance adjustments, drive shaft lubrication.
Troubleshooting:
Diagnostic procedures for engine performance, electrical issues, fuel delivery problems.
Repair Overhaul:
Detailed steps for engine rebuilds, transmission overhauls, suspension component replacement.
Component Replacement:
Step-by-step instructions for replacing common wear items like brake pads, clutch plates, batteries.
Adjustment:
Throttle cable adjustment, clutch lever adjustment, suspension setting adjustments.
Depth Of Coverage:
Comprehensive, covering routine maintenance to complete engine and transmission rebuilds.
Diagnostic Level:
Advanced diagnostics including fault code interpretation and electrical system testing.
Rebuild Procedures:
Detailed instructions for engine component disassembly, cleaning, inspection, and reassembly with specifications.
Engine Type:
Air/oil-cooled, four-stroke, flat-twin (boxer) engine
Displacement:
1085 cc (66.2 cu in)
Bore X Stroke:
99 mm x 70.5 mm
Compression Ratio:
10.7:1
Horsepower:
90 hp (67 kW) @ 7,250 rpm
Torque:
98 Nm (72 lb-ft) @ 5,500 rpm
Fuel Delivery:
Bosch Motronic 2.2 fuel injection
Fuel Type:
Unleaded gasoline, minimum 95 octane (RON)
Ignition Type:
Electronic ignition (digital)
Oil Type:
BMW Special Oil (or equivalent high-quality synthetic motorcycle oil, e.g., SAE 15W-50)
Oil Capacity Filter Change:
Approx. 4.0 liters (4.2 US qt)
Oil Capacity Total Rebuild:
Approx. 4.5 liters (4.8 US qt)
Oil Change Interval:
Every 10,000 km (6,200 miles) or annually
Valve Clearance Interval:
Every 20,000 km (12,400 miles)
Spark Plug Replacement:
Every 20,000 km (12,400 miles)
Driveshaft Lubrication:
Every 20,000 km (12,400 miles) or annually
Transmission Oil Type:
SAE 75W/90 GL-5 Gear Oil
Final Drive Oil Type:
SAE 80W/90 GL-5 Gear Oil
Common Wear Items:
Clutch wear, output shaft seal leaks, rear shock absorber deterioration, starter clutch wear, ignition coil issues.
Common Trouble Points:
ABS sensor failures, fuel pump issues, charging system problems (regulator/rectifier).
