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KTM 450 SX Racing
2003Off-road

KTM 450 SX Racing

Key specifications

Engine
449 cc
Weight
104 kg
Fuel type
petrol
Fuel capacity
1.9 L
Transmission
4-speed
Seat height
36 mm
Front brakes
Single disc
Rear brakes
Single disc

Overview

### Unleash the Beast: 2003 KTM 450 SX Racing The 2003 KTM 450 SX Racing motorcycle stands as a testament to KTM's commitment to producing high-performance machines that dominate the cross-motocross scene. This model is tailored for both seasoned racers and enthusiastic amateurs who crave the thrill of competitive riding. With a robust design and a weight of just 104.1 kg (229.5 pounds), the 450 SX Racing offers a powerful yet agile experience that can navigate the toughest terrains with ease. Its combination of advanced engineering and race-ready components positions it as a frontrunner in the motocross category, making it a must-have for any serious off-road rider. At the heart of the 450 SX Racing lies a potent 449.39 cc single-cylinder four-stroke engine. This beast of an engine delivers exhilarating power and torque, translating into a thrilling riding experience on the track or trails. With a bore of 95.0 mm and a stroke of 63.4 mm, the engine's configuration is optimized for both responsiveness and top-end performance, ensuring that riders can tackle any challenge with confidence. The liquid cooling system keeps the engine operating at peak performance, while the 4-speed gearbox allows for quick shifts and smooth acceleration. Whether you're blasting down straightaways or navigating tight corners, the 450 SX provides an agile ride that keeps you in control. The 2003 KTM 450 SX Racing comes packed with features that enhance both performance and rider comfort. The suspension setup offers an impressive front travel of 300 mm and rear travel of 335 mm, ensuring that riders can absorb rough terrain and maintain stability even at high speeds. The single disc brakes—260 mm in the front and 220 mm in the rear—deliver strong stopping power, allowing for precise control during aggressive riding. With a generous ground clearance of 380 mm and a seat height of 925 mm, this bike is designed for off-road dominance, making it adaptable for riders of varying heights and skill levels. ####

Pros

    Cons

    • Powerful Engine Performance: The single-cylinder, four-stroke engine provides exhilarating acceleration and response, perfect for racing and trail riding.
    • Advanced Suspension System: With a well-tuned suspension that offers substantial travel, riders can tackle rough terrains with confidence and comfort.
    • Lightweight Design: Weighing in at just 104.1 kg, this bike offers exceptional agility and maneuverability, making it ideal for competitive motocross events.
    • Limited Fuel Capacity: With a fuel tank holding only 7.00 liters (1.85 gallons), riders may find themselves refueling more frequently during longer rides.
    • Seat Height: At 925 mm (36.4 inches), the seat height may be challenging for shorter riders, limiting accessibility for some enthusiasts.
    • Carbureted Fuel System: The carburettor setup requires more maintenance compared to modern fuel-injected systems, which could be a consideration for those seeking low-maintenance options.

    Technical details

    Source specification data

    Make
    KTM
    Model
    450 SX Racing
    Category
    Cross-motocross
    Gearbox
    4-speed
    Fuel System
    Carburettor
    Bore X Stroke
    95.0 x 63.4 mm (3.7 x 2.5 inches)
    Displacement
    449.39 ccm (27.42 cubic inches)
    Cooling System
    Liquid
    Engine Details
    Single cylinder, four-stroke
    Transmission Type Final Drive
    Chain
    Dry Weight
    104.1 kg (229.5 pounds)
    Seat Height
    925 mm (36.4 inches) If adjustable, lowest setting.
    Fuel Capacity
    7.00 litres (1.85 gallons)
    Ground Clearance
    380 mm (15.0 inches)
    Rear Tyre
    110/90-19
    Front Tyre
    80/100-21
    Rear Brakes
    Single disc
    Front Brakes
    Single disc
    Rear Wheel Travel
    335 mm (13.2 inches)
    Front Wheel Travel
    300 mm (11.8 inches)
    Rear Brakes Diameter
    220 mm (8.7 inches)
    Front Brakes Diameter
    260 mm (10.2 inches)