This manual covers the 2004 250 EXC, 450 SX, 450 MXC, 450 EXC, 525 SX, 525 MXC, and 525 EXC models. These high-performance off-road motorcycles are engineered with a "Ready to Race" philosophy, emphasizing lightweight design, robust components, and powerful engines, often utilizing the renowned LC4 platform. Known for their success in motorsports, these bikes are built for enthusiast riders engaged in motocross, enduro, and cross-country riding, offering a competitive edge through advanced suspension and strong chassis designs. This comprehensive owner's manual provides essential guidance for operating, maintaining, and performing basic adjustments on your 2004 motorcycle. It details coverage of key systems including the engine, transmission, chassis, brakes, and electrical components. Within its approximately 150-250 pages, you will find information on routine maintenance procedures, inspections, adjustments, basic troubleshooting, and important safety guidelines. This manual serves as a vital resource for owners and technicians to ensure the optimal performance and longevity of the vehicle. 🏷️ Basic Information Identification Make: KTM Model: 250 EXC, 450 SX, 450 MXC, 450 EXC, 525 SX, 525 MXC, 525 EXC Year: 2004 Codes Platform Code: Varies by specific model variant (e.g., EXC platform, SX platform) Engine Code 250: Likely LC4 or similar single-cylinder designation for EXC models Engine Code 450 525: Likely LC4 V-twin or large single-cylinder designation for SX/MXC/EXC models 👋 Introduction Market Position Vehicle Class: High-performance off-road motorcycles (Enduro, Motocross, Supermoto variants). Target Audience: Enthusiast riders focused on off-road competition, trail riding, and extreme sports. Competitive Analysis Key Competitors: Yamaha WR series, Honda CR-FX series, Suzuki RMX series, Husqvarna TE series. Key Features Kتم Brand Philosophy: Ready to Race - focus on performance, lightweight design, and robust components. Model Variations: The manual covers a range of displacements and intended uses (EXC for Enduro, SX/MXC for Motocross/Cross-Country). 📋 Manual Details Coverage Areas Manual Coverage Scope: Comprehensive owner's manual covering operation, maintenance, and basic adjustments for multiple 2004 KTM models. Page Count Estimated Page Count: Approximately 150-250 pages (estimated for comprehensive owner's manuals of this era). Manual Type Manual Type: Owner's Manual Language Language: English (assumed, typical for international sales) Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Systems: Cooling system, lubrication system, fuel system (carburetor), ignition system, starting system. Transmission Drivetrain: Clutch operation, gearbox function, final drive chain maintenance. Chassis Suspension: Front fork operation and basic adjustments, rear shock absorber operation, frame, swingarm, and linkage maintenance. Brakes: Hydraulic brake system operation (front and rear), brake fluid checks and replacement procedures. Electrical: Lighting system, battery maintenance, basic electrical component identification. Controls Instruments: Handlebar controls, dashboard indicators, instrument cluster functions. Procedures Included Routine Maintenance: Oil changes, filter replacements (oil, air), spark plug inspection, chain adjustment, lubrication points. Inspections Adjustments: Pre-ride checks, brake lever and pedal adjustments, clutch lever adjustment, suspension sag adjustment (basic). Troubleshooting: Basic troubleshooting guides for common operational issues. Safety Information: Safe riding practices, protective gear recommendations, general warning notices. Technical Depth Depth Of Coverage: Owner-level maintenance and basic operational guidance. Does not include detailed engine teardown or complex electronic diagnostics. 📊 Manual Specifications File Format File Format Type: PDF (Portable Document Format) Searchability: Typically searchable text within PDF format, allowing for quick information retrieval. Print Quality Print Quality Recommendation: High resolution for clear diagrams and text, suitable for printing. Binding Type Binding Type If Printed: Not applicable (digital format), but original manuals were typically saddle-stitched or perfect bound. Paper Type Paper Type If Printed: Not applicable (digital format), but original manuals often used durable, gloss paper. ⚙️ Engine Specifications Primary Engine 250 Engine Type 250: Likely a 249cc (approx.) single-cylinder, four-stroke engine. Primary Engine 450 525 Engine Type 450 525: Likely a 449cc (for 450 models) or 510cc (for 525 models) single-cylinder, four-stroke engine (LC4 platform). Performance 250 Horsepower 250 Estimated: Approximately 30-40 HP (estimated, specific output varies by tuning and model). Performance 450 525 Horsepower 450 Estimated: Approximately 45-55 HP (estimated, specific output varies by tuning and model). Horsepower 525 Estimated: Approximately 50-60 HP (estimated, specific output varies by tuning and model). Fuel System Fuel Delivery: Carburetor (e.g., Keihin FCR series). Fuel Type: Unleaded gasoline (RON 91 or higher). Cooling System Cooling Method: Liquid-cooled. Lubrication Oil Type: High-quality motorcycle specific 4-stroke engine oil (e.g., SAE 10W-40 or 10W-50, JASO MA rated). Oil Capacity 250 Oil Capacity Engine 250: Approximately 1.0 - 1.2 liters (check manual for exact specification). Oil Capacity 450 525 Oil Capacity Engine 450 525: Approximately 1.2 - 1.5 liters (check manual for exact specification). Spark Plug Spark Plug Type: NGK (e.g., CR9E, CR10E) or equivalent, specific type to be confirmed in manual. 🔧 Transmission Standard Transmission Type: 6-speed manual transmission. Optional Optional Gearbox: Not applicable (standard 6-speed). Features Clutch Type: Hydraulic actuated, multi-plate wet clutch. Gearbox Oil Type: Separate gearbox oil may be specified, or shared with engine oil depending on exact design (check manual). 📐 Dimensions Exterior...