Production Years Covered:
1993, 1994, 1995, 1996, 1997, 1998, 1999
Chassis Code:
K100 (4-valve variant)
Segment:
Sport Touring Motorcycle
Target Audience:
Touring riders, sport riders seeking comfort and performance
Key Competitors:
Honda ST1100 Pan European, Kawasaki GTR1000, Yamaha FJ1200
Engine Layout:
Inline four-cylinder, longitudinal crankshaft
Braking System:
Standard ABS II (Anti-lock Braking System II)
Bodywork:
Full fairing for wind protection and aerodynamics
Engine Mechanical:
Full engine disassembly, assembly, tuning, and troubleshooting
Fuel System:
Fuel injection system (Bosch Motronic), fuel pump, injectors, fuel tank, lines
Ignition System:
Ignition coils, spark plugs, ECU control
Transmission:
Clutch, gearbox (5-speed), final drive, driveshaft, maintenance
Suspension:
Front telescopic forks (BMW Duolever/Monolever options depending on specific sub-model year nuances, but primarily Monolever for RS), rear Monolever swingarm, shock absorbers, linkages
Brakes:
Front and rear disc brakes (ABS II system included), brake calipers, master cylinders, lines, fluid maintenance
Electrical System:
Wiring diagrams, starter motor, alternator, battery, lighting, instrumentation, ABS II control unit
Bodywork And Frame:
Fairing removal and installation, body panels, seat, frame inspection
Scheduled Maintenance:
Oil changes, filter replacements, spark plug checks, fluid level checks, brake pad inspection
Troubleshooting:
Diagnostic procedures for engine performance, electrical faults, braking system issues
Repair And Overhaul:
Step-by-step instructions for component removal, repair, and reassembly
Adjustments:
Carburetor (if applicable to variant, though K1100RS is FI), throttle cable, clutch cable, valve clearances
Depth:
Comprehensive: Covers routine maintenance to complete engine and transmission rebuilds, including detailed diagnostic procedures and specifications.
Type:
DOHC, 16-valve, inline-four cylinder
Displacement:
1093 cc (1.1 Liters)
Bore X Stroke:
77.0 mm x 58.0 mm
Compression Ratio:
10.0:1
Cooling System:
Liquid-cooled
Horsepower:
100 hp @ 7500 rpm (approx.)
Torque:
100 Nm (73.8 lb-ft) @ 5500 rpm (approx.)
Fuel Delivery:
Electronic Fuel Injection (EFI) - Bosch Motronic 2.2
Fuel Type:
Unleaded gasoline (95 RON recommended)
Oil Capacity:
4.5 Liters (with filter change)
Recommended Oil:
SAE 20W-50 or 15W-50 API SG/SH
Type:
5-speed manual gearbox
Clutch:
Hydraulically operated, multi-plate wet clutch
Final Drive:
Shaft drive with universal joint
Gear Ratios:
Refer to manual for specific gear ratios (typical close-ratio sport touring setup)
Final Drive Ratio:
Refer to manual for specific final drive ratio (typically around 3.0:1)
Transmission Oil:
SAE 75W/90 API GL-5
Final Drive Oil:
SAE 75W/90 API GL-5
Length:
Approx. 2230 mm (87.8 in)
Width:
Approx. 880 mm (34.6 in) at handlebars
Height:
Approx. 1370 mm (53.9 in) at handlebars
Wheelbase:
Approx. 1505 mm (59.3 in)
Dry Weight:
Approx. 234 kg (516 lbs)
Wet Weight:
Approx. 256 kg (564 lbs)
Fuel Tank Capacity:
21 Liters (5.5 US gal), including 3 Liters reserve
Instrumentation:
Analog speedometer and tachometer, fuel gauge, engine temperature gauge, warning lights, clock
ABS System Ii:
Advanced dual-channel ABS system providing enhanced braking safety and stability in various conditions.
Diagnostic Ports:
BMW's proprietary diagnostic connectors allowing for detailed system analysis with appropriate tools (covered in manual).
Oil Change:
Every 10,000 km (6,000 miles) or annually
Filter Replacement:
Every 20,000 km (12,000 miles) or with every second oil change
Spark Plugs:
Inspect every 20,000 km (12,000 miles), replace as needed
Valve Clearances:
Inspect every 20,000 km (12,000 miles)
Coolant:
BMW coolant or equivalent ethylene glycol-based antifreeze mixed 50/50 with distilled water
Fuel Pump Reliability:
Early models could experience fuel pump issues; refer to manual for diagnosis.
ABS Ii Diagnostics:
While robust, the ABS II system can develop faults; the manual is crucial for troubleshooting.
Clutch Slave Cylinder:
Potential for leaks; refer to manual for maintenance and seal replacement.
Wiring Harness Wear:
As with many bikes of this era, inspect wiring harnesses for wear and corrosion, especially around stress points.
