The KTM 450 SXS-F, produced in 2007, is a high-performance motocross motorcycle engineered for competitive racing. As a semi-factory designation, it signifies a superior level of specification and tuning compared to standard production models, embodying KTM's "Ready to Race" philosophy. This machine emphasizes raw power, a lightweight design, and advanced suspension systems, making it a formidable competitor in the professional motocross arena. Its heritage is rooted in KTM's extensive experience in off-road motorcycling, with the 450 SX-F line representing a crucial element of their motocross development. This workshop service repair manual provides comprehensive guidance for the KTM 450 SXS-F (2007). It covers all essential systems, including the engine mechanicals, fuel and ignition systems, cooling, exhaust, transmission, clutch, chassis, suspension, brakes, wheels, tires, and the electrical system with wiring diagrams. The manual details routine maintenance procedures, component overhauls, troubleshooting guides, and crucial technical specifications. It is designed to assist owners, mechanics, and technicians in maintaining, diagnosing, and repairing the motorcycle to factory standards, ensuring optimal performance and longevity.