Motorcycle Segment:
Sport touring / Luxury touring motorcycle
Key Competitors:
Honda ST1100 Pan-European, Kawasaki GTR1000 Concours, Yamaha FJ1200
Engine Layout:
Inline four-cylinder, transverse-mounted, liquid-cooled
Drivetrain:
Shaft drive, a hallmark of BMW's larger motorcycles for reliability and low maintenance
Variant Differences:
LT (Luxus Tourer) typically featured a full fairing, integrated luggage, and touring amenities; RS (Rennsport) focused on a sportier, partially faired design
Engine:
Detailed diagnostics, repair, overhaul, performance tuning, fuel injection, ignition, cooling, lubrication systems
Transmission:
Clutch, gearbox, final drive (shaft drive) inspection, repair, and overhaul
Chassis And Suspension:
Frame inspection, front fork (telescopic, possibly BMW's EVO Telelever system on later models), rear shock absorber (Monolever swingarm), wheel bearings, steering head bearings
Brakes:
Front and rear brake systems (likely ABS II), hydraulic lines, caliper overhaul, disc inspection, brake fluid replacement
Electrical System:
Wiring diagrams, battery, charging system (alternator, regulator), starter motor, lighting, instrumentation, ECU diagnostics, fuel pump, ABS system components
Bodywork And Fittings:
Fairing removal and installation, seat, fuel tank, body panels, luggage systems (LT model) disassembly and reassembly
Routine Maintenance:
Oil changes, filter replacements, spark plug servicing, air filter cleaning/replacement, valve clearance adjustment, coolant flush, brake bleeding, lubrication points
Diagnostic Procedures:
Troubleshooting guides for common symptoms, electrical system diagnostics using multimeters and diagnostic tools (if applicable), engine performance analysis
Repair And Overhaul:
Complete engine disassembly and reassembly, transmission rebuild, suspension component replacement, brake system overhaul, electrical component testing and replacement
Adjustment Procedures:
Throttle cable adjustment, clutch cable adjustment, idle speed adjustment, ignition timing (if adjustable), suspension sag adjustment
Diagnostic Capabilities:
Advanced, including specific fault codes and their meanings, component testing procedures with expected values
Rebuild Capabilities:
Complete, detailing torque specifications, clearances, and assembly sequences for all major components
Wiring Diagrams:
Comprehensive, often color-coded, illustrating all circuits and components
Engine Type:
Inline-four, four-stroke, liquid-cooled
Displacement:
1093 cc (1.1 Liters)
Bore X Stroke:
72.0 mm x 67.5 mm
Compression Ratio:
10.2:1
Horsepower:
Approx. 100-102 hp @ 7500 rpm (claimed)
Torque:
Approx. 103 Nm (76 lb-ft) @ 6000 rpm (claimed)
Fuel Delivery:
Bosch Motronic electronic fuel injection (EFI)
Fuel Type:
Unleaded gasoline (minimum 91 octane recommended)
Ignition Type:
Digital electronic ignition (BMW Twin Spark ignition system)
Cooling Method:
Liquid-cooled
Oil Capacity:
Approx. 4.5 liters (4.8 US quarts) with filter change
Oil Type Specification:
API SG or higher, SAE 20W-40 or 20W-50 (refer to manual for specific temperature ranges)
Crash Safety Features:
Designed with rider safety in mind, robust frame construction
Braking System:
BMW Motorrad ABS II (Anti-lock Braking System) was a significant safety feature, available as an option or standard on later models.
Lighting:
Halogen headlight for improved visibility
Frame Design:
Integral frame concept for stability and rider protection
Fairing Design:
Aerodynamic fairings on both models provide wind protection for the rider, enhancing comfort and reducing fatigue.
Instrument Cluster:
Comprehensive analog and digital instrument cluster including speedometer, tachometer, fuel gauge, coolant temperature, gear indicator, and warning lights.
Audio System:
Optional integrated stereo system was available on the K1100LT model.
ABS:
BMW Motorrad ABS II provides advanced braking control and stability.
Cruise Control:
Available as an option on some models, enhancing long-distance comfort.
Diagnostic Ports:
The manual will cover diagnostic port access and procedures for the Motronic system and potentially ABS diagnostics.
Oil Change Interval:
Every 10,000 km (6,000 miles) or annually, whichever comes first
Filter Replacement Interval:
With every oil change
Valve Clearance Check:
Every 20,000 km (12,000 miles)
Spark Plug Replacement:
Every 20,000 km (12,000 miles)
Coolant Change:
Every 2 years
Engine Oil:
API SG or higher, SAE 20W-40 or 20W-50 (refer to manual for temperature guidance)
Coolant:
BMW's recommended ethylene glycol-based coolant (e.g., BMW 8319 2211 191 or equivalent with appropriate corrosion inhibitors)
Fuel Pump Reliability:
Early models could experience fuel pump issues; later revisions improved reliability. The manual will detail testing procedures.
ABS System Wear:
ABS sensors or hydraulic units can wear over time. The manual provides diagnostic steps for these systems.
Final Drive Seals:
Regular inspection of the final drive seals for leaks is recommended. The manual covers seal replacement.
Starter Clutch Wear:
While less common than on some other BMW models, starter clutch wear can occur. The manual details diagnosis and replacement.
Bmw Motorcycle Division:
BMW Motorrad has a long and distinguished history dating back to 1923, known for engineering excellence, innovation, and reliable motorcycles.
K Series Development:
The K1100 series built upon the foundation of the earlier K100 series, which introduced BMW's groundbreaking transverse inline-four engine concept.
K1100 Introduction:
Introduced in the early 1990s, the K1100 represented an evolution of BMW's large-displacement touring motorcycles, offering more power and refinement.
Transition To K1200:
The K1100 series was eventually succeeded by the K1200 series, marking further advancements in engine technology and chassis design.
Manufacturing Location:
Berlin, Germany
Motorcycle Press Reviews:
The K1100 series generally received positive reviews from the motorcycle press for its comfort, performance, and build quality, particularly for touring.
Customer Satisfaction:
Highly regarded by owners for its reliability and touring capability, contributing to strong resale value.
Engineering Standards:
Adheres to BMW's stringent engineering and quality standards.
