## KTM SX-F 450: A Thoroughbred Motocross Machine

**### Introduction**

The KTM SX-F 450 is the flagship motocross bike of the Austrian manufacturer, KTM. It is renowned for its exceptional performance, agility, and durability, making it a top choice for professional racers and amateur enthusiasts alike.

**### Engine**

The heart of the SX-F 450 is its potent 449.9cc single-cylinder engine. This advanced powerplant features a high-compression ratio, forged crankshaft, and DLC-coated cam followers for increased efficiency and durability. With a peak power output of 63 horsepower, the engine delivers explosive acceleration and unmatched responsiveness throughout the entire rev range.

**### Chassis**

Complementing the powerful engine is a state-of-the-art chassis that provides exceptional handling and stability. The chrome-molybdenum steel frame is lightweight and torsionally rigid, ensuring precise handling and confidence-inspiring cornering. The WP XACT air fork and WP XACT shock absorber offer fully adjustable settings, allowing riders to customize the suspension to suit their riding style and track conditions.

**### Suspension**

The SX-F 450's WP suspension system is a marvel of engineering, providing unparalleled levels of damping and control. The XACT air fork features a closed-cartridge design with a single air chamber, enabling easy adjustability for a wide range of rider weights and preferences. The XACT shock absorber boasts a linkage system designed for progressive damping, offering excellent bottoming resistance and responsiveness.

**### Braking System**

Stopping power is equally impressive, with Brembo brakes providing exceptional bite and feel. The front brake system consists of a 260mm floating disc and four-piston caliper, while the rear features a 220mm floating disc and two-piston caliper. The combination of powerful brakes and responsive chassis results in precise and controlled braking performance.

**### Ergonomics**

The KTM SX-F 450 is designed with ergonomics that prioritize rider comfort and control. The narrow seat and adjustable handlebars allow riders of different sizes to find an optimal riding position. The footpegs are wide and serrated for excellent grip, ensuring stability under aggressive riding conditions.

**### Conclusion**

In conclusion, the KTM SX-F 450 is a pinnacle of motocross engineering, offering an unrivaled combination of power, handling, and durability. With its advanced engine, state-of-the-art chassis, and exceptional suspension system, the SX-F 450 is the perfect weapon for both competitive racing and exhilarating trail adventures.

KTM SX-F 450 repair manual.
Year 2015.
Pages 284
This is the complete factory repair manual for the KTM 450 SX-F.
This manual covers the chassis, front forks, rear shock and
engine. It has easy-to-read text sections with top quality
diagrams, pictures and illustrations. The step by step
instructions show you how to fault find or complete any
repair or overhaul, correctly and efficiently, saving time
and avoiding costly mistakes. All specifications and
tolerances are listed. Functions of components and systems
are also explained.