🏷️ Basic Information

Make:

BMW

Model:

K1100LT-RS

Year:

1999

Vehicle Type:

Motorcycle

Motorcycle Type:

Sport Touring / Luxury Touring

Product Name:

BMW K1100LT-RS 1999 Factory Service Repair Manual

👋 Introduction

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.

📋 Manual Details

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

Language:

English

Format:

Digital (PDF)

📖 Manual Coverage

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.

📊 Manual Specifications

Format:

PDF

Searchability:

Searchable text for quick information retrieval.

Print Quality:

High-resolution, suitable for printing individual pages or the entire manual.

Binding:

N/A (Digital Format)

Paper Type:

N/A (Digital Format)

⚙️ Engine Specifications

Engine Type:

Inline four-cylinder, four-stroke

Displacement:

1093 cc

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)

🔧 Transmission

Transmission Type:

5-speed manual

Clutch Type:

Wet multi-plate

Final Drive:

Shaft drive

Gear Ratios:

Refer to manual for specific ratios

Transmission Fluid:

BMW recommends specific gear oil, refer to manual for part number and capacity (e.g., SAE 75W-90 GL-5).

📐 Dimensions

Length:

Approx. 2,275 mm (89.6 in)

Width:

Approx. 900 mm (35.4 in) at handlebars

Height:

Approx. 1,430 mm (56.3 in) at seat

Dry Weight:

Approx. 238 kg (525 lbs)

Wet Weight:

Approx. 260 kg (573 lbs)

Load Capacity:

Refer to manual for specific rider and luggage capacity.

🛡️ Safety Features

ABS:

Optional BMW Integral ABS (Anti-lock Braking System) available on some models.

Braking System:

Dual front disc brakes, single rear disc brake.

Lighting:

Halogen headlight, LED taillight, turn signals.

Chassis Design:

Robust frame designed for stability and rider comfort.

💡 Technology Features

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.

🔧 Maintenance

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.

📚 Vehicle History

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

🏆 Awards & Recognition

Model Accolades:

While specific 'awards' are hard to pinpoint for individual model years, the K1100LT and RS were highly regarded in their time for build quality, comfort, and long-distance touring capabilities.

Reliability:

Generally considered a reliable platform with proper maintenance, as detailed in this manual.

Manual Quality:

Factory certified, providing the most accurate and comprehensive repair information.