Segment:
High-performance touring motorcycle segment (LT) and sport-touring (RS).
Competitors:
Competed with other premium touring and sport-touring motorcycles from manufacturers like Honda (ST1100), Yamaha (Venture), Kawasaki (GTR series).
Engine Layout:
Inline four-cylinder, longitudinal orientation, a hallmark of BMW's K-series.
Shaft Drive:
Reliable and low-maintenance shaft drive system, freeing owners from chain adjustments and lubrication.
Touring Comfort Lt:
The LT variant was designed for long-distance comfort with full fairings, ample storage, and ergonomic seating.
Sport Touring Rs:
The RS variant offered a more aggressive, sportier riding position while retaining touring capabilities.
User Benefit:
Provides DIY mechanics and owners with the necessary information to maintain and repair their K1100LT/RS, saving on dealership costs.
Engine Mechanical:
Complete engine overhaul, including cylinder head, pistons, crankshaft, camshafts, timing, lubrication system, cooling system.
Fuel System:
Fuel injection system (Bosch Motronic), fuel pump, injectors, fuel lines, throttle body, fuel pressure regulator.
Ignition System:
Ignition coils, spark plugs, ECU control, sensors.
Transmission:
Gearbox operation, clutch service, gear shift mechanism, lubrication.
Drivetrain:
Final drive (shaft drive), driveshaft, universal joints, rear axle assembly.
Brakes:
Hydraulic brake system, ABS (Anti-lock Braking System), brake calipers, master cylinders, brake fluid bleeding, rotor and pad replacement.
Suspension:
Front forks (telescopic), rear shock absorber, linkage systems, adjustment, rebuilding.
Electrical System:
Wiring diagrams, battery, starter motor, alternator, lighting (headlight, taillight, indicators), horn, fuses, relays, ECU, sensors.
Bodywork And Chassis:
Frame inspection, body panel removal and installation, fairings, seating, storage compartments, ergonomics.
Instrumentation:
Instrument cluster (speedometer, tachometer, fuel gauge, warning lights), diagnostic indicators.
Comfort Features:
LT specific features like climate control (if applicable), audio systems, heated grips (if factory equipped).
Routine Maintenance:
Oil changes, filter replacements, spark plug checks, chain/shaft drive lubrication, brake fluid changes, coolant checks.
Troubleshooting:
Diagnostic procedures for common issues, fault code interpretation (if applicable).
Component Overhaul:
Detailed steps for disassembling, inspecting, repairing, and reassembling major components.
Electrical Diagnostics:
Wiring tracing, component testing, multimeter usage, troubleshooting electrical faults.
Safety System Service:
ABS system diagnostics and bleeding procedures.
Depth:
Comprehensive; covers from basic maintenance to full engine and transmission rebuilds, including advanced diagnostics.
Engine Type:
16-valve DOHC Inline Four-Cylinder
Displacement:
1093 cc (1.1 Liters)
Bore X Stroke:
74.5 mm x 62.6 mm
Compression Ratio:
10.2:1
Horsepower:
Approx. 100 hp (74 kW) at 7500 rpm
Torque:
Approx. 101 Nm (74 lb-ft) at 6000 rpm
Fuel Delivery:
Bosch Motronic Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded gasoline, minimum 95 RON
Oil Capacity:
Approx. 4.0 Liters (4.2 US Quarts) with filter change
Oil Type:
SAE 20W-50 or 15W-50 motorcycle specific engine oil meeting API SG or higher.
Cooling Method:
Liquid-cooled
Coolant Capacity:
Approx. 2.5 Liters (2.6 US Quarts)
Coolant Type:
Ethylene glycol based coolant, 50% mixture with distilled water.
Oil Change:
Every 10,000 km (6,000 miles) or annually, whichever comes first.
Valve Clearance Check:
Every 20,000 km (12,000 miles)
Brake Fluid Change:
Every 2 years
Coolant Change:
Every 2 years or 30,000 km (18,000 miles)
Fuel Pump:
Occasional fuel pump failures reported, especially with age.
ABS Sensors:
ABS sensors can be prone to dirt ingress or failure, affecting ABS performance.
Electrical Connections:
Corrosion on electrical connectors, particularly in high-moisture areas.
Rear Shock ABSorber:
Wear or leakage in the rear shock absorber, especially on high-mileage bikes.
Bmw Motorcycles:
BMW has a long and storied history in motorcycle manufacturing, known for engineering prowess, reliability, and innovation, particularly in touring and sport-touring segments.
K Series:
The K1100LT/RS is part of the K-series, which debuted in the early 1980s. The K1100 was an evolution of the K100, featuring a four-valve per cylinder engine and increased displacement for improved performance.
Production Years:
The K1100 series (including LT and RS) was produced from 1992 to 1999.
Manufacturing Location:
Berlin-Spandau, Germany
