🏷️ Basic Information Identification Make: KTM Model: 400 SX, 450 SX, 400 MXC, 450 MXC, 400 XC, 450 XC Production Years Covered: 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Vehicle Type: Motocross/Off-Road Motorcycle Generation Code Name: Not explicitly stated, but refers to a specific platform evolution for these model years 👋 Introduction Market Position Target Audience: Owners and technicians of KTM 400/450 SX, MXC, and XC models from 2000-2007. Competitive Analysis Value Proposition: Provides the same comprehensive information as factory service manuals used by professional shops, enabling DIY repairs and maintenance, saving significant costs. Key Features Features: Authoritative factory information, detailed diagrams, step-by-step procedures, troubleshooting guides, and electrical schematics. Format Advantage: Digital PDF format allows for easy searching, printing of specific sections, and protection from workshop dirt. 📋 Manual Details Coverage Areas Engine: Yes Transmission: Yes Chassis: Yes Suspension: Yes Brakes: Yes Electrical System: Yes Fuel System: Yes Cooling System: Yes Clutch: Yes Lubrication System: Yes Final Drive: Yes Steering: Yes Frame: Yes Bodywork: Yes Wiring Diagrams: Yes Troubleshooting: Yes Maintenance: Yes General Information: Yes Appendix: Yes Page Count Estimated Pages: Hundreds (Exact count not specified but implied to be comprehensive) Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: PDF (Downloadable) 📖 Manual Coverage Systems Covered Engine Top End: Detailed coverage of cylinder head, valves, camshaft, piston, rings, and cylinder. Crankshaft Transmission: In-depth information on crankshaft assembly, connecting rod, transmission gears, shift mechanism, and bearings. Wheels Tires Final Drive: Covers wheel hub maintenance, spoke tensioning, tire selection and mounting, chain adjustment and lubrication, and sprocket replacement. Brakes Suspension Steering: Comprehensive data on brake caliper service, pad replacement, hydraulic systems, fork disassembly and assembly, shock absorber service, steering head bearing maintenance, and handlebar setup. Procedures Included Disassembly Assembly: Step-by-step instructions for component disassembly and reassembly, including torque specifications. Cleaning Reinstalling: Detailed guidance on cleaning parts and proper reinstallation techniques. Diagnostics: Includes diagnostic procedures for identifying common problems and fault finding. Repair: Covers repair procedures for all major components and systems. Technical Depth Depth: Professional-level repair and maintenance, suitable for both experienced mechanics and dedicated enthusiasts. Detail Level: Hundreds of pages with detailed diagrams, illustrations, photos, and numbered instructions. 📊 Manual Specifications File Format Format: PDF Requirements: Adobe PDF Reader, WinZip Compatibility: All Versions of Windows & Mac Print Quality Printability: Full Printable Zoom Functionality: YES (Zoom IN/OUT) Binding Type Binding: Not Applicable (Digital Download) Paper Type Paper Type: Not Applicable (Digital Download) Delivery Delivery Method: Instant Download Shipping Cost: None ⚙️ Engine Specifications Primary Engine Engine Type: Single-cylinder, 4-stroke (specific engine variants may differ, but manual covers both 400 and 450 displacements) Bore Stroke 400: Specific values detailed in the manual (e.g., typical 400cc class would be around 95mm x 57.5mm, but requires manual confirmation) Bore Stroke 450: Specific values detailed in the manual (e.g., typical 450cc class would be around 95mm x 63.4mm, but requires manual confirmation) Cooling: Liquid-cooled Performance Horsepower Range: Information on power output for both 400 and 450cc models available in the manual. Torque Range: Information on torque output for both 400 and 450cc models available in the manual. Fuel System Carburetor Type: Likely Keihin MX carburetor (specific model numbers, jetting, and settings detailed in manual). Fuel Delivery: Carbureted (manual covers fuel tank, petcock, and carburetor service). 🔧 Transmission Standard Type: 5-speed manual transmission Optional Optional Transmissions: Not applicable for these models; all feature a 5-speed manual. Features Gear Ratios: Detailed gear ratios for all 5 speeds are provided in the manual. Clutch Type: Hydraulically actuated multi-plate wet clutch. Transmission Oil: Specifications for transmission oil type and capacity are included. 📐 Dimensions Exterior General Dimensions: Wheelbase, seat height, ground clearance, and overall dimensions specific to SX, MXC, and XC variants are detailed within the manual. Weights Dry Weight: Approximate dry weights for the 400 and 450 models are available for reference in the manual. 🛡️ Safety Features Ratings Safety Ratings: Not applicable in the traditional automotive sense; designed for off-road competition and recreation. Active Features Braking System: Hydraulic disc brakes front and rear. Manual provides detailed service procedures. Passive Features Frame Construction: Chromoly steel trellis frame for rigidity and rider feedback, as described in the manual. 💡 Technology Features Infotainment Infotainment System: N/A (Focus on performance and off-road capability, not road-going amenities) Driver Assistance Driver Assistance Features: N/A (Focus on rider control and feedback, not electronic aids) Connectivity Connectivity Features: N/A (No integrated electronic connectivity) Electrical System Ignition System: Details on the CDI ignition system, stator, and coil are covered. Lighting: Information on headlight, taillight, and brake light circuits and troubleshooting. 🔧 Maintenance Service Intervals Oil Change Interval: Recommended engine oil and filter change intervals are specified in the manual based on operating hours or mileage. Air Filter Cleaning: Instructions for regular air filter inspection and cleaning/replacement are provided. Spark Plug Maintenance:...