Clutch operation, gearbox disassembly and reassembly, final drive (shaft drive) maintenance.
Electrical System:
Wiring diagrams, charging system (alternator, regulator), starting system (starter motor), lighting, instrumentation, ECU diagnostics.
Chassis And Suspension:
Front fork (BMW Telelever or standard telescopic fork depending on exact sub-model/year, though K100 RS typically had conventional forks), rear monoshock absorber, swingarm, wheel bearings, steering head bearings.
Braking System:
Front and rear brake system maintenance, ABS diagnostics and troubleshooting (if equipped, ABS II was available on some later models), brake pad replacement, fluid bleeding.
Fuel System:
Fuel pump, injectors, fuel filter replacement, fuel tank service.
Bodywork And Fairings:
Fairing removal and installation, seat, fuel tank mounting, minor bodywork repairs.
Identification of BMW-specific tools required for certain procedures.
Technical Depth
Depth:
Comprehensive, covering everything from routine maintenance to complete engine and transmission overhauls, suitable for professional mechanics and experienced DIY enthusiasts.
📊 Manual Specifications
File Format
File Type:
PDF
Searchability:
Likely text-searchable, enabling quick navigation to specific topics.
Print Quality
Quality:
Assumed high quality for professional use, with clear diagrams and text.
Binding Type
Binding:
Not applicable (PDF Download)
Paper Type
Paper:
Not applicable (PDF Download)
⚙️ Engine Specifications
Primary Engine
Type:
Four-stroke, air-cooled inline-four-cylinder
Displacement:
987 cc
Bore X Stroke:
67 mm x 68 mm
Compression Ratio:
9.2:1
Valve Train:
2 valves per cylinder, SOHC (Single Overhead Camshaft)
Performance
Horsepower Est:
90 hp @ 7500 rpm (approximate, varies slightly by region/spec)
Torque Est:
93 Nm (68 lb-ft) @ 5200 rpm (approximate)
Fuel System
Induction:
Bosch LE-Jetronic or Motronic electronic fuel injection
Fuel Type:
Unleaded gasoline, premium octane recommended
Cooling System
Type:
Liquid-cooled
Lubrication
Type:
Wet sump
🔧 Transmission
Standard
Type:
5-speed manual
Clutch:
Hydraulically operated, multi-plate wet clutch
Features
Final Drive:
Shaft drive with universal joint
Fluid Type
Gearbox Oil:
Typically SAE 75W/90 or SAE 80W/90 gear oil (specific grade to be confirmed in manual)
Fluid Capacity
Gearbox Oil Capacity:
Approx. 1.5 Liters (check manual for exact quantity)
📐 Dimensions
Exterior
Length Est:
Approx. 2180 mm (85.8 in)
Width Est:
Approx. 760 mm (29.9 in)
Height Est:
Approx. 1340 mm (52.8 in)
Weights
Dry Weight Est:
Approx. 230 kg (507 lbs)
Wet Weight Est:
Approx. 245 kg (540 lbs)
Fuel Capacity
Fuel Tank Capacity:
21 Liters (5.5 US gal)
🛡️ Safety Features
Ratings
Safety Features:
Full fairing for weather protection, powerful braking system. ABS II available on some later models for enhanced braking safety.
Active Features
Braking System:
Dual disc front brakes, single disc rear brake. Optional ABS II.
Passive Features
Fairing:
Wind protection for rider reduces fatigue on long rides.
💡 Technology Features
Infotainment
Infotainment System:
Not applicable for this era of motorcycle; basic analog instrumentation.
Driver Assistance
ABS:
Optional ABS II available on later models (1991-1996) for enhanced braking safety.
Connectivity
Connectivity Features:
Not applicable.
Engine Management
ECU:
Bosch Motronic engine management system controls fuel injection and ignition timing, offering precise control and diagnostics capabilities.
🔧 Maintenance
Service Intervals
Oil Change:
Typically every 10,000 km (6,000 miles) or annually, whichever comes first. (Verify in manual for exact interval).
Valve Check:
Every 20,000 km (12,000 miles). (Verify in manual).
Fuel Filter Replacement:
As needed or per manual recommendation, often tied to major service intervals.
Spark Plug Replacement:
Every 10,000 km (6,000 miles). (Verify in manual).
Fluid Specifications
Engine Oil Type:
API SG or higher, SAE 20W-40 or 10W-40 synthetic or mineral oil (specific recommendation crucial, check manual).
Engine Oil Capacity:
Approx. 4.0 Liters (4.2 US qt) with filter change. (Verify in manual).
Coolant Type:
Ethylene glycol-based coolant with corrosion inhibitors. BMW recommends specific coolant. (Verify in manual).
Brake Fluid Type:
DOT 4 brake fluid.
Known Issues
Fuel Pump:
Early models could experience fuel pump failures; replacement with upgraded units is common.
Voltage Regulator:
Overheating or failure of the voltage regulator can occur, impacting battery charging. Heat dissipation is key.
Starter Solenoid:
Some instances of starter solenoid issues have been reported.
Fuel Injector Seals:
Degradation of injector seals can lead to fuel leaks or running issues.
📚 Vehicle History
Brand Heritage
Bmw Motorcycles:
BMW has a long-standing reputation for engineering excellence, quality, and innovation in motorcycle manufacturing, dating back to 1923.
Model Evolution
K Series Introduction:
The K series, introduced in 1983 with the K100, represented BMW's move to a modern, fuel-injected, water-cooled engine, breaking from their tradition of boxer-twin engines. The K100 RS (Reihe Sport) was a sport-oriented variant of the original K100.
Production
K100 Production Years:
1983-1992 (K100 RS specifically until around 1992, with successors like K1100 RS taking over).
Manufacturing Location:
Berlin, Germany (BMW Motorrad's primary production facility).
🏆 Awards & Recognition
Recognitions
Awards And Reputation:
The K100 series, including the RS, was generally well-regarded for its robust engineering, comfortable ride, and innovative shaft drive system, establishing BMW's presence in the sport-touring segment.
Al seleccionar una opción, se actualiza toda la página.