Positioning:
A premium sport-touring motorcycle known for its robust performance, comfort, and advanced engineering for its era.
Competitors:
Honda ST1100, Kawasaki GTR1000, Yamaha FJ1200, Moto Guzzi California.
Distinctive Features:
K-series engine, shaft drive, integrated luggage, comfortable ergonomics, available ABS.
Primary Coverage:
Repair, maintenance, diagnostics, and specifications for the BMW K1100LT-RS 1999 model.
Secondary Coverage:
Troubleshooting guides, component disassembly and reassembly, electrical diagrams, torque specifications, fluid recommendations.
Estimated Page Count:
500+
Type:
Factory Service Repair Manual
Intended Audience:
Professional Mechanics and DIY Enthusiasts
Engine:
Engine disassembly, assembly, tuning, lubrication, cooling system, fuel injection, ignition system, exhaust system.
Transmission:
Gearbox removal and installation, clutch operation, shift mechanism, transmission fluid specifications and procedures.
Drivetrain:
Final drive assembly (bevel gear, driveshaft), hub components, maintenance and inspection.
Chassis Frame:
Frame construction, disassembly and reassembly of chassis components, mounting points.
Suspension:
Front fork (including ABS components if equipped), rear shock absorber, linkage, adjustments, and rebuild procedures.
Brakes:
Hydraulic system, ABS (if applicable), brake pad replacement, caliper service, bleeding procedures, master cylinder overhaul, disc inspection.
Electrical System:
Battery, charging system (alternator, regulator), starting system, lighting, ignition, instrumentation, wiring diagrams, diagnostic codes.
Fuel System:
Fuel tank, fuel pump, fuel injectors, fuel pressure regulator, idle control valve, fuel filter replacement.
Exhaust System:
Muffler, catalytic converter (if applicable), exhaust headers, gasket replacement.
Bodywork Fairings:
Fairing removal and installation, seat removal, tank cover, aerodynamic components, accessory mounting.
Controls:
Handlebars, levers, throttle control, clutch cable, brake lines, control cable adjustments.
Wheels Tires:
Wheel bearing inspection and replacement, tire mounting and balancing, wheel rim specifications.
Maintenance:
Routine inspections, oil changes, filter replacements, spark plug replacement, valve clearance checks.
Diagnostics:
Troubleshooting common problems, reading diagnostic trouble codes (DTCs), systematic fault finding.
Repair:
Detailed step-by-step instructions for overhauling components, replacing worn parts, and correcting malfunctions.
Disassembly Assembly:
Comprehensive instructions for removing and reinstalling major assemblies and individual components.
Adjustments:
Carburetor/throttle body synchronization, idle speed adjustment, clutch lever free play, brake lever adjustment.
Special Tools:
Identification and usage of specialized tools required for specific repair or maintenance tasks.
Depth:
Comprehensive, covering all aspects from basic checks to complete engine and transmission rebuilds.
Detail Level:
Includes detailed diagrams, exploded views, and step-by-step instructions with torque values and specifications.
Engine Type:
Inline four-cylinder, four-stroke
Bore X Stroke:
72 mm x 67.5 mm
Compression Ratio:
10.5:1
Valve Train:
DOHC, 4 valves per cylinder
Cooling System:
Liquid-cooled
Horsepower:
Approx. 90 hp @ 7,500 rpm
Torque:
Approx. 95 Nm @ 5,500 rpm
Fuel Delivery:
Bosch Motronic MA 2.2 fuel injection
Fuel Type:
Unleaded gasoline, minimum 95 RON
Fuel Capacity:
22 Liters (5.8 US gal)
Instrumentation:
Analog tachometer and speedometer, LCD multi-function display for fuel level, engine temperature, clock, odometer, trip meters.
Audio System:
Integrated radio/cassette player (on some LT models) with handlebar controls.
ABS System:
Optional BMW Integral ABS, a sophisticated anti-lock braking system for enhanced safety.
Wiring Harness:
Comprehensive wiring diagrams for diagnostics and accessory installation are included in the manual.
Oil Change Interval:
Every 10,000 km (6,000 miles) or annually.
Major Service Interval:
Refer to manual for valve clearance checks (typically every 20,000 km or 12,000 miles) and other major service items.
Engine Oil Type:
API SG/SH or higher, SAE 20W-40 or 15W-50 (check manual for specific recommendations based on climate).
Engine Oil Capacity:
Approx. 3.5 Liters (3.7 US qt) with filter change.
Coolant Type:
BMW Motorrad coolant or equivalent (ethylene glycol-based with corrosion inhibitors).
Brake Fluid Type:
DOT 4 (especially important for ABS models).
Transmission Fluid Type:
Refer to manual for specific gear oil (e.g., SAE 75W-90 GL-5).
Fuel Pump Reliability:
Early models might experience fuel pump wear or failure; manual provides testing and replacement procedures.
ABS System Maintenance:
Requires specific bleeding procedures and periodic checks; manual details this.
Electrical Connectors:
Corrosion can occur on older connectors; manual helps identify and clean them.
Fuel Injector Clogging:
Can occur with poor fuel quality; manual outlines cleaning and testing.
Clutch Actuator Leaks:
Seal failure can lead to hydraulic leaks; manual provides seal replacement instructions.
Brand Focus:
BMW Motorrad has a long history of producing high-quality, technologically advanced motorcycles, particularly known for touring and sport-touring segments.
K Series Introduction:
The K-series was introduced in 1983 with the K100, featuring a transversely mounted, fuel-injected inline-four engine. The K1100LT and K1100RS were evolutions of this platform.
K1100 Development:
The K1100 series, introduced in 1989, featured a larger 1093cc engine, improved aerodynamics, and refined touring capabilities. The LT (Luxus Tourer) emphasized comfort and luggage, while the RS (Rennsport) offered a sportier riding position.
Production Years:
K1100LT/RS: 1989-1999.
Manufacturing Location:
Berlin, Germany
