Engine Mechanical:
Detailed disassembly, inspection, assembly, and troubleshooting of the inline-four engine, including cylinder head, pistons, crankshaft, timing system.
Fuel System:
EFI system diagnostics, fuel injectors, throttle bodies, fuel pump, pressure regulator, fuel tank.
Ignition System:
Ignition coils, spark plugs, ECU (engine control unit) diagnostics.
Transmission Drivetrain:
Clutch operation and maintenance, gearbox disassembly and reassembly, final drive inspection and maintenance.
Cooling System:
Radiator, coolant pump, hoses, thermostat replacement and bleeding procedures.
Electrical System:
Wiring diagrams, battery, alternator, starter motor, lighting, fuses, relays, ECU functions.
Brake System:
Hydraulic system, ABS components (if equipped), caliper maintenance, disc inspection, fluid bleeding.
Suspension Steering:
Front fork disassembly, seal replacement, fluid changes; rear shock absorber inspection and adjustment; steering head bearing maintenance.
Chassis Bodywork:
Frame inspection, fairing removal and installation, seat assembly, mounting points.
Routine Maintenance:
Oil changes, filter replacement, fluid level checks, chain adjustment (if applicable, though shaft drive), tire pressure checks.
Troubleshooting:
Systematic diagnostic guides for common problems, error code interpretation (if applicable).
Component Overhaul:
Complete disassembly, cleaning, inspection, repair, and reassembly instructions for major components.
Special Tools:
Lists and descriptions of specialized tools required for specific procedures.
Torque Specifications:
Precise torque values for all critical fasteners.
Diagnostic Capability:
Advanced diagnostics for EFI and electrical systems, including component testing procedures.
Rebuild Instructions:
Comprehensive guidance for complete engine and transmission rebuilds.
Factory Specifications:
Contains original factory specifications and tolerances used by BMW technicians.
Engine Type:
Liquid-cooled, four-stroke, inline four-cylinder
Bore X Stroke:
77.6 mm x 64 mm
Compression Ratio:
12.0:1
Horsepower:
130 hp (96 kW) @ 8,750 rpm (approx.)
Torque:
110 Nm (81 lb-ft) @ 6,750 rpm (approx.)
Fuel Delivery:
Electronic Fuel Injection (EFI) with dual throttle bodies
Fuel Type:
Unleaded premium gasoline, minimum 95 RON
Oil Type:
BMW Motorrad Advanced 4-stroke SAE 15W-50 (or equivalent API SG/SH/SJ/SL/SM, JASO MA)
Cooling Method:
Liquid-cooled
Coolant Type:
BMW Engine Coolant (or equivalent ethylene glycol-based coolant with corrosion inhibitors)
Ignition Type:
Digital Electronic Ignition (Kokusan Denki)
Emission Control:
Catalytic converter, secondary air injection system (SAI)
Type:
Six-speed, constant mesh gearbox
Clutch Type:
Hydraulically operated, multi-plate wet clutch
Final Drive:
Shaft drive with single-sided swingarm
Gearbox Oil Type:
SAE 75W-90 API GL-4 or GL-5 transmission oil
Length:
2,210 mm (87.0 in)
Width:
930 mm (36.6 in) (incl. mirrors)
Height:
1,350 mm (53.1 in) (seat height adjustable)
Dry Weight:
244 kg (538 lbs) (approx.)
Gross Vehicle Weight Rating:
465 kg (1,025 lbs) (approx.)
Front Tire Size:
120/70 ZR 17
Rear Tire Size:
180/55 ZR 17
Wheel Bolt Pattern:
N/A (Cast alloy wheels)
Braking System Front:
Dual 320 mm discs with four-piston calipers
Braking System Rear:
Single 265 mm disc with two-piston caliper
ABS:
BMW Motorrad ABS (Integral ABS II, optional for some markets)
Suspension Front:
Telescopic fork, 46mm diameter, with adjustable preload and rebound damping (Duolever optional)
Suspension Rear:
Monolever swingarm with adjustable preload and rebound damping
Oil Change Interval:
Every 10,000 km or annually (whichever comes first)
Major Service Interval:
Every 20,000 km (includes valve clearance check, spark plug replacement)
Engine Oil Capacity:
4.0 liters (with filter change)
Coolant Capacity:
2.5 liters (approx.)
Common Complaints:
Potential for minor electrical gremlins, clutch slave cylinder leaks (though improved from previous generations), swingarm bearing wear.
Oil Filter Oem:
11 42 7 673 541 (or equivalent aftermarket)
Air Filter Oem:
13 72 7 704 203 (or equivalent aftermarket)
Spark Plug Oem:
NGK CR9EK (or equivalent aftermarket)
