Model Variants:
K 1100 LT, K 1100 RS
Production Years Covered:
1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000
Engine Code:
K75/1100 (typically refers to the 1100cc variants)
Vehicle Segment:
Premium Sport Touring / Touring Motorcycle
Target Audience:
Long-distance riders, touring enthusiasts, and riders seeking sophisticated engineering and performance.
Key Competitors Era:
Honda VFR750/VFR800, Kawasaki GTR1000, Yamaha FJ1200.
Engine Layout:
Inline Four-Cylinder, transversely mounted (unique BMW characteristic for the K series).
Drivetrain Type:
Shaft Drive
Braking System Highlight:
Optional ABS (Anti-lock Braking System) was a significant technological advancement for its time.
Engine Systems:
Engine disassembly and reassembly, cylinder head service, piston and connecting rod inspection, crankshaft and bearing service, valve train maintenance, lubrication system, cooling system (liquid-cooled), fuel injection system (Bosch Motronic), ignition system.
Transmission And Drivetrain:
Clutch service, gearbox disassembly and reassembly, final drive maintenance (shaft drive), universal joint inspection.
Chassis And Suspension:
Frame inspection, front fork (telescopic fork) overhaul and adjustment, rear shock absorber (monolever system) inspection and replacement, wheel and tire service, brake system (front and rear disc brakes, ABS troubleshooting), steering system maintenance.
Electrical System:
Battery and charging system, starter motor, alternator, lighting system (headlights, taillights, indicators), instrumentation, wiring diagrams, ECU (Engine Control Unit) diagnostics, ABS control unit troubleshooting.
Bodywork And Fairings:
Fairing removal and installation, body panel repair and painting guidance, seat service, luggage system components (LT model specific).
Maintenance Procedures:
Routine oil and filter changes, spark plug replacement, air filter service, coolant flushes, brake fluid replacement, drive shaft lubrication, valve clearance adjustment, battery maintenance.
Repair Procedures:
Detailed step-by-step instructions for engine rebuilds, transmission overhauls, suspension component replacement, electrical system diagnostics and repairs, brake caliper rebuilds, fuel injector cleaning and replacement.
Troubleshooting Guides:
Systematic troubleshooting charts for common performance issues, starting problems, electrical faults, braking system anomalies, and ABS errors.
Diagnostic Capabilities:
Advanced diagnostic procedures, including interpretation of fault codes (where applicable), sensor testing, and electronic control unit (ECU) checks.
Special Tool Requirements:
Identification of specific BMW specialty tools required for certain repair procedures (e.g., torque wrenches, specialized pullers, diagnostic interfaces).
Torque Specifications:
Comprehensive list of all critical torque specifications for fasteners throughout the motorcycle.
Engine Type:
Four-stroke inline four-cylinder
Displacement:
1093 cc (1093cc)
Bore X Stroke:
72 mm x 67.5 mm
Compression Ratio:
10.2:1
Valve Train:
DOHC (Dual Overhead Camshafts), 4 valves per cylinder
Cooling System:
Liquid-cooled
Horsepower:
Approx. 100 hp (74 kW) @ 7500 rpm
Torque:
Approx. 101 Nm (74 lb-ft) @ 6000 rpm
Fuel Delivery:
Bosch Motronic electronic fuel injection
Fuel Type:
Unleaded gasoline (95 RON recommended)
Fuel Tank Capacity:
21 liters (5.5 US gal)
Length:
Varies slightly by model (LT longer than RS), approx. 2220 mm (LT), 2170 mm (RS)
Width:
Approx. 880 mm (LT), 760 mm (RS)
Height:
Approx. 1400 mm (LT), 1280 mm (RS)
Dry Weight:
Approx. 230-240 kg (depending on model and equipment)
Gross Vehicle Weight:
Not explicitly stated, but includes rider, passenger, and luggage.
ABS Availability:
Optional BMW Motorrad Integral ABS
Braking System:
Dual 305 mm disc brakes (front), Single 282 mm disc brake (rear)
Suspension Stability:
Stable chassis and adjustable suspension contribute to rider confidence.
Lighting:
Halogen headlight, clear lens turn signals, integrated rear taillight.
Audio System:
Optional radio/cassette player on LT models.
Instrumentation:
Analog speedometer, tachometer, fuel gauge, coolant temperature gauge, warning lights.
ABS:
BMW Integral ABS (optional, first generation)
Diagnostic Ports:
Proprietary diagnostic connectors for BMW diagnostic tools.
Oil Change Interval:
Every 5,000 - 10,000 km or annually (refer to manual for exact interval based on usage).
Valve Clearance Check:
Typically every 20,000 - 30,000 km.
Coolant Change:
Every 2 years.
Engine Oil Type:
SAE 15W-50 or 20W-50 API SG/SH (refer to manual for precise BMW specification).
Engine Oil Capacity:
Approx. 4.5 liters (with filter change).
Coolant Type:
BMW recommended ethylene glycol-based coolant (50% mixture with distilled water).
Transmission Oil Type:
SAE 80W-90 GL-5 hypoid gear oil.
Common Wear Items:
Clutch wear, aging rubber components (hoses, seals), potential for ABS sensor issues, starter motor brushes.
Fuel System Considerations:
Periodic cleaning of fuel injectors and throttle bodies can improve performance.
Electrical System Potential:
Corrosion in connectors, regulator/rectifier issues can occur with age.
Manufacturer Origin:
Germany
Reputation:
Renowned for engineering excellence, build quality, and long-distance touring capability.
Predecessor:
BMW K 100 series
Successor:
BMW K 1100 LT/RS were phased out, with the K 1200 series taking over.
Manufacturing Period:
1992-2000
Key Production Changes:
Introduction of K 1100 LT and K 1100 RS variants, refinements to ABS system over the production run.
