Vehicle Segment:
High-performance off-road enduro/cross-country racing motorcycle
Competitors:
Yamaha YZ450F, Honda CRF450X, Suzuki RM-Z450, Kawasaki KX450F (though XCR-W is more purpose-built for enduro)
Offroad Focus:
Designed for extreme off-road conditions, racing, and challenging terrain
Performance Oriented:
Emphasis on power delivery, suspension performance, and durability
Factory Support:
Represents KTM's commitment to providing detailed technical support for their high-performance machines
Engine System:
Complete engine disassembly, assembly, diagnosis, and repair (including top-end, bottom-end, valve train, lubrication, cooling)
Fuel System:
Carburetor (likely Keihin FCR MX) tuning, overhaul, and diagnosis; fuel tank and lines
Ignition System:
Ignition coil, CDI unit, spark plug, timing diagnostics
Exhaust System:
Exhaust pipe and muffler inspection and maintenance
Transmission System:
Clutch operation, gear shifting mechanisms, transmission oil checks and changes
Chassis System:
Frame inspection, steering head bearings, subframe
Suspension System Front:
Front fork (WP Suspension) disassembly, assembly, oil change, seal replacement, damping adjustments
Suspension System Rear:
Rear shock absorber (WP Suspension) service, linkage system maintenance, spring preload adjustment
Braking System Front:
Front brake caliper, master cylinder, brake lines, pads, rotor inspection and replacement
Braking System Rear:
Rear brake caliper, master cylinder, brake lines, pads, rotor inspection and replacement
Wheel And Tire System:
Wheel bearing service, spoke tensioning, tire pressure and mounting
Electrical System:
Wiring diagrams, lighting system, battery maintenance, starter motor operation (if applicable)
Cooling System:
Radiator, fan (if applicable), coolant type, and procedures
Bodywork And Plastics:
Fairing removal, seat, fuel tank cover maintenance
Maintenance Procedures:
Scheduled maintenance, oil changes, filter replacements, chain adjustment, spark plug replacement, valve clearance checks
Repair Procedures:
Detailed step-by-step instructions for component repair and replacement
Troubleshooting Guides:
Diagnostic charts and procedures for common and uncommon issues
Rebuilding Procedures:
Full engine and component rebuild instructions
Torquing Specifications:
Precise torque values for all fasteners
Special Tool Requirements:
Identification of required specialized tools for specific procedures
Diagnostic Capabilities:
Advanced diagnostics for engine performance, electrical faults, and mechanical issues
Rebuild Level:
Complete overhaul and rebuilding of major components
Customization Options:
May include information on basic tuning or setup adjustments for performance
Engine Type:
Single-cylinder, 4-stroke
Displacement:
Approximately 450cc (e.g., 449.3cc)
Bore X Stroke:
Refer to manual for exact specifications (e.g., 95mm x 63.4mm for similar models)
Valve Train:
DOHC, 4 valves
Cooling System:
Liquid-cooled
Compression Ratio:
Refer to manual for exact specifications (typically high for performance engines)
Horsepower:
Estimated 50-55 HP (at crankshaft, typical for this class in 2008)
Torque:
Refer to manual for exact specifications
Carburetor Type:
Keihin FCR MX 39mm (common for this model)
Fuel Type:
Unleaded gasoline, minimum 95 RON (or 91 AKI)
Length:
Refer to manual (typical for enduro bikes)
Width:
Refer to manual (typical for enduro bikes)
Height:
Refer to manual (typical for enduro bikes)
Dry Weight:
Approx. 112-115 kg (247-253 lbs) without fuel (typical for 2008 models)
Wet Weight:
Refer to manual (with all fluids and fuel)
Seat Height:
Refer to manual (typically high for off-road clearance)
Ground Clearance:
Refer to manual (designed for maximum clearance)
Safety Certification:
Not applicable for off-road competition motorcycles (designed for closed courses or off-road use, not street legal in most configurations without modification)
Braking System:
Hydraulic disc brakes (front and rear) for powerful and responsive stopping
Suspension:
Advanced WP suspension components designed to absorb impacts and maintain control
Frame Design:
Robust chromoly steel frame for rigidity and durability
Ergonomics:
Designed for rider control and comfort during demanding riding conditions
Engine Oil Change:
Refer to manual (typically every 10-15 hours of hard use or annually)
Air Filter Cleaning:
Refer to manual (frequently, depending on dust conditions)
Spark Plug Inspection:
Refer to manual (typically every 20-30 hours)
Valve Clearance Check:
Refer to manual (typically every 50-100 hours, crucial for performance)
Chain Lubrication Adjustment:
Refer to manual (frequently, depending on riding conditions)
Suspension Service:
Refer to manual (fork oil changes typically every 40-60 hours, full rebuilds as needed)
Engine Oil Type:
Refer to manual for specific viscosity and API rating (e.g., Motorex Power Synt M5W-40 or similar)
Coolant Type:
Refer to manual (typically a 50/50 mix of distilled water and appropriate motorcycle coolant)
Brake Fluid Type:
DOT 4 (refer to manual for confirmation)
Transmission Oil Type:
Refer to manual (often same as engine oil, but check specifications)
Engine Wear:
With high-mileage or hard use, valve train wear and piston ring wear can occur; regular maintenance is key.
Suspension Seals:
Fork and shock seal leaks can occur with frequent use in harsh conditions.
Carburetor Tuning:
Carburetor tuning may be sensitive to altitude and temperature changes, requiring adjustments.
Electrical Connections:
Off-road vibrations can sometimes loosen electrical connections, requiring periodic inspection.
