The 450 EXC SIX DAYS, produced in 2009, represents a high-performance off-road motorcycle engineered for demanding enduro competition, trail riding, and adventurous off-road exploration. Building on a renowned 'Ready to Race' ethos, this model features a potent 4-stroke, single-cylinder engine with a displacement of 449.3 cc, delivering over 50 horsepower. Its robust construction includes a lightweight chromoly steel frame and advanced WP suspension, both front and rear, ensuring exceptional handling and control in challenging terrain. The SIX DAYS designation signifies special edition models commemorating success in the International Six Days Enduro, often including unique graphics and upgraded components, reflecting a deep-rooted off-road racing pedigree. This comprehensive factory service repair manual provides complete information for the maintenance, diagnostics, troubleshooting, disassembly, and assembly of the 2009 450 EXC SIX DAYS. Covering all major systems, including the engine, transmission, fuel, ignition, electrical, suspension, brakes, wheels, tires, frame, and bodywork, the manual offers detailed procedures and technical specifications. It is an essential resource for owners, mechanics, and technicians, guiding them through routine maintenance tasks such as oil changes and valve clearance checks, as well as complex repair procedures and fault finding. The manual's high-resolution images, diagrams, and searchable text content ensure accurate and efficient service for this high-performance off-road machine. 🏷️ Basic Information Identification Make: KTM Model: 450 EXC SIX DAYS Year: 2009 Submodel: SIX DAYS Codes Chassis Code: EXC 450 👋 Introduction Market Position Category: High-performance off-road motorcycle Intended Use: Enduro competition, trail riding, off-road adventure Target Audience: Serious off-road riders, racers, mechanics Competitive Analysis Competitors: Yamaha WR450F, Honda CRF450X, Husqvarna TE450 Distinguishing Features: KTM's 'Ready to Race' ethos, potent engine, advanced WP suspension, SIX DAYS specific upgrades Key Features Performance Focus: Engineered for peak off-road performance Reliability: Factory-backed information ensures accurate maintenance and repair Modularity: Designed for extensive customization and tuning 📋 Manual Details Coverage Areas Primary Coverage: Complete factory service and repair Secondary Coverage: Maintenance, diagnostics, troubleshooting, disassembly, assembly, specifications Page Count Estimated Pages: Hundreds of pages Manual Type Type: Factory Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Detailed engine overhaul, top-end, bottom-end, lubrication, cooling Transmission: Gearbox disassembly, assembly, clutch, shift mechanism Fuel System: Carburetor tuning, cleaning, fuel pump, fuel tank Ignition System: Ignition coil, CDI unit, spark plug, timing Electrical System: Wiring diagrams, starter motor, battery, lighting, instrumentation Suspension: Front fork (WP USD), rear shock absorber (WP), linkage system, adjustments Brakes: Front and rear hydraulic disc brakes, caliper service, master cylinder, fluid Wheels And Tires: Wheel bearing maintenance, spoke tension, tire fitment Frame And Bodywork: Frame inspection, body panel removal/installation, seat, handlebars Exhaust System: Exhaust pipe, silencer, maintenance Procedures Included Maintenance: Oil changes, filter replacements, chain lubrication, valve clearance checks Troubleshooting: Diagnostic charts for common problems, fault finding Repair: Step-by-step instructions for component repair and replacement Disassembly Assembly: Detailed procedures for dismantling and reassembling major vehicle components Technical Data Reference: Torque specifications, clearances, fluid capacities, electrical values Technical Depth Depth: Comprehensive, from routine maintenance to full engine rebuilds 📊 Manual Specifications File Format Format: PDF Searchability: Searchable text content for quick information retrieval Print Quality Quality: High-resolution images and diagrams Printability: Printable in its entirety or specific sections Binding Type Type: Digital (PDF) Paper Type Type: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Type: 4-stroke, single-cylinder, OHC, 4 valves Displacement: 449.3 cc Bore X Stroke: 95 mm x 63.4 mm Cooling System: Liquid-cooled Starter: Electric starter and kick starter Lubrication: Forced lubrication with 2 oil pumps Performance Horsepower Approx: 50+ HP (crank) Torque Approx: 45+ Nm (crank) Fuel System Carburetor: Keihin FCR 41 Fuel Type: Unleaded gasoline (95 RON minimum) Fuel Tank Capacity: 9.5 Liters (approx.) 🔧 Transmission Standard Type: 6-speed, constant mesh Clutch: Wet multi-disc clutch (Hydraulic actuation) Features Gear Ratios: Specific ratios for off-road performance (detailed in manual) Final Drive: Chain drive 📐 Dimensions Exterior Wheelbase: Approx. 1475 mm (58.1 in) Seat Height: Approx. 960 mm (37.8 in) Ground Clearance: Approx. 355 mm (14.0 in) Weights Dry Weight: Approx. 111 kg (244.7 lbs) Curb Weight: Approx. 118 kg (260 lbs) (with fluids) 🛡️ Safety Features Ratings Certification: Not applicable for street legal homologation in many regions, designed for off-road use Active Features Brakes: Powerful hydraulic disc brakes front and rear for effective stopping power Suspension: High-quality WP suspension provides stability and control Passive Features Frame: Strong, lightweight chromoly steel frame for chassis rigidity Ergonomics: Designed for optimal rider control and position 💡 Technology Features Infotainment Dashboard: Digital multi-function display showing speed, RPM, trip meter, clock, warning lights. Driver Assistance ABS: Not equipped (standard for this era of competitive off-road bikes) Connectivity Features: N/A (focus on mechanical performance) 🔧 Maintenance Service Intervals Engine Oil Change: Every 10-15 operating hours or annually (refer to manual for exact intervals based on usage) Oil Filter Replacement: Every engine oil change Air Filter...