Product Category:
Premium Touring/Sport Touring Motorcycle
Target Audience:
Owners and independent repair shops specializing in BMW motorcycles
Competitors:
Honda ST1100, Kawasaki GTR1000, Yamaha FJR1300 (later models)
Vehicle Usp:
Inline-four engine, shaft drive, advanced (for its time) integrated ABS and electronics, comfortable touring ergonomics (LT)
Customer Focus:
Commitment to customer satisfaction, post-purchase support mentioned
Engine:
Engine disassembly, assembly, lubrication, cooling, fuel injection (Bosch Motronic), ignition system, exhaust system
Transmission:
Clutch, gearbox (5-speed sequential), final drive (shaft drive), troubleshooting
Chassis And Suspension:
Frame, front fork (telescopic), rear suspension (monoshock, Paralever system), steering assembly
Brakes:
Front and rear brake systems (likely BMW Integral ABS or non-ABS variants), hydraulic components, disc replacement, pad replacement, bleeding procedures
Electrical System:
Wiring diagrams, battery, charging system (alternator, regulator), starter motor, lighting, instrumentation, fuses, relays, ECU diagnostics
Fuel System:
Fuel tank, fuel pump, fuel filter, injectors, fuel lines, idle control
Bodywork And Fairings:
Fairing removal and installation, seat, luggage systems (LT specific), trim components
Maintenance:
Routine checks, oil changes, filter replacements, spark plug replacement, valve clearance adjustment, brake fluid changes, coolant checks, drive shaft lubrication
Troubleshooting:
Diagnostic procedures for common mechanical and electrical faults, fault codes (if applicable for Motronic system)
Repair:
Detailed step-by-step instructions for component disassembly, repair, and reassembly
Diagnostics:
Identification of potential issues and systematic approaches to diagnose them
Depth:
Comprehensive, covering routine maintenance to major overhauls and component-level repairs
Detail Level:
Detailed specifications, torque values, clearances, and procedures suitable for professional mechanics and experienced DIY enthusiasts
Searchability:
Likely searchable text if a well-produced PDF
Printability:
Printable pages for workshop use
Physical Format If Applicable:
N/A (assuming digital)
Physical Format If Applicable:
N/A (assuming digital)
Diagrams And Illustrations:
Expected to contain clear diagrams, exploded views, and illustrations
Engine Type:
Inline-four cylinder, four-stroke
Displacement:
1097 cc (1.1 Liters)
Bore X Stroke:
72.0 mm x 67.5 mm
Compression Ratio:
10.0:1
Valve Train:
DOHC (Dual Overhead Camshafts), 4 valves per cylinder
Cooling System:
Liquid-cooled
Fuel System:
Bosch Motronic electronic fuel injection (EFI) with digital engine management
Ignition System:
Electronic ignition with dual spark plugs per cylinder
Horsepower:
Approx. 100-100 HP (73-75 kW) at 7500 rpm
Torque:
Approx. 74-77 lb-ft (100-105 Nm) at 5500 rpm
Oil Type:
SAE 20W-40 or 20W-50 motorcycle specific oil (refer to manual for precise specification and API classification)
Oil Capacity:
Approx. 4.5 Liters (with filter change)
Length:
K1100LT: ~2250 mm (88.6 in); K1100RS: ~2180 mm (85.8 in)
Width:
K1100LT: ~960 mm (37.8 in); K1100RS: ~730 mm (28.7 in)
Height:
K1100LT: ~1450 mm (57.1 in); K1100RS: ~1270 mm (50.0 in)
Wheelbase:
Approx. 1495 mm (58.9 in)
Dry Weight:
K1100LT: ~245 kg (540 lbs); K1100RS: ~224 kg (494 lbs)
Gross Vehicle Weight Rating:
Refer to VIN plate/manual
Fuel Capacity:
21 Liters (5.5 US gal)
ABS:
Optional Integral ABS available on some models
Brakes:
Dual front disc brakes, single rear disc brake. Advanced ABS system provides enhanced stability during braking.
Suspension:
Paralever rear suspension for reduced drivetrain lash and improved stability. Telescopic front fork.
Lighting:
Halogen headlight, LED taillight, turn signals
Chassis Design:
Robust frame construction providing stability and handling characteristics
Instrument Panel:
Analog tachometer, speedometer, fuel gauge, coolant temperature gauge, gear indicator, warning lights
ABS:
BMW Integral Anti-lock Braking System (optional, first generation)
Cruise Control:
Optional on some LT models
Diagnostics:
On-board diagnostics via BMW's proprietary system (requires specific diagnostic tools mentioned in the manual)
Engine Management:
Bosch Motronic 2.2 (or similar variant) with features like idle speed control, ignition timing advance/retard.
Oil Change Interval:
Every 10,000 km (6,000 miles) or annually, whichever comes first (refer to manual)
Filter Replacement:
Oil filter with every oil change
Spark Plug Replacement:
Check at 10,000 km, replace as needed. Consult manual for specific interval (typically 20,000-30,000 km)
Valve Clearance Check:
Every 20,000 km (12,000 miles)
Brake Fluid Change:
Every 2 years (DOT 4)
Coolant:
BMW recommended ethylene glycol-based coolant, 50% mixture with distilled water (check manual for specific part number/type)
Brake Fluid:
DOT 4 (refer to manual for specific DOT rating and BMW part number)
Gearbox Oil:
SAE 75W-90 synthetic gear oil (check manual for specific API GL rating and BMW part number)
Final Drive Oil:
SAE 80W-90 gear oil (check manual for specific API GL rating and BMW part number)
Fuel Pump:
Potential for fuel pump failure over time, especially with age and fuel quality variations.
Electrical Connections:
Corrosion or degradation of electrical connectors can lead to intermittent faults.
ABS System:
Early ABS systems can be complex; sensor issues or hydraulic modulator problems may arise.
Rubber Components:
Aging rubber parts (hoses, seals, mounts) may degrade, requiring replacement.
Manufacturer:
Bayerische Motoren Werke AG (BMW)
Heritage Focus:
Known for engineering excellence, sophisticated technology, and durable motorcycles
Predecessor:
BMW K100 series
Introduction Year:
K1100LT introduced in 1992, K1100RS in 1993
Engine Development:
Evolution of the K100's four-valve per cylinder, transverse inline-four engine, increasing displacement and performance
Production Period:
Approximately 1992-1999 (exact end years may vary by market)
Manufacturing Location:
Berlin, Germany (BMW Motorrad Plant)
Market Reputation:
Generally well-regarded for comfort, stability, and long-distance touring capabilities, though heavier than some competitors.
Design Accolades:
N/A (No specific awards publicly prominent for these models, but recognized for engineering)
