
KTM 450 SX
Key specifications
Overview
Unleashing the Beast: The 2006 KTM 450 SX Introducing the 2006 KTM 450 SX, a fierce competitor in the cross-motocross category that embodies the spirit of racing and rugged terrain domination. Designed for serious enthusiasts and professional riders alike, the KTM 450 SX delivers an exhilarating riding experience with its potent powertrain and race-ready ergonomics. This motorcycle is not just a machine; it’s a testament to KTM's commitment to performance and innovation, making it a top pick for those who crave victory on the track and the thrill of off-road exploration. At the heart of the 450 SX is a robust 449.39 ccm single-cylinder, four-stroke engine that unleashes a thrilling performance. With a compression ratio of 12.0:1 and a precise bore and stroke measurement of 95.0 x 63.4 mm, this powerhouse is capable of delivering explosive acceleration and torque. The engine is fed by a Keihin MX FCR 41 carburettor, ensuring optimal fuel delivery for maximum responsiveness. Coupled with a 4-speed gearbox and a hydraulic wet multi-disc clutch, the KTM 450 SX offers seamless gear transitions, allowing riders to stay in control when tackling the toughest trails. The liquid cooling system keeps the engine at optimal temperatures, enabling riders to push their limits without fear of overheating. The 2006 KTM 450 SX is engineered with cutting-edge technology and features that enhance its performance and rider comfort. Its central double-cradle frame, crafted from durable 25 CrMo4 steel, provides exceptional rigidity and stability, while the WP-USD 48 mm front suspension and WP-PDS rear shock absorber deliver 300 mm and 335 mm of travel, respectively, ensuring a smooth ride over rugged terrains. The motorcycle's lightweight design at just 105.2 kg (231.9 pounds) allows for agile maneuverability, complemented by a ground clearance of 380 mm (15.0 inches) that enables confident handling over obstacles. With a seat height of 925 mm (36.4 inches), riders can find a commanding position to navigate through challenging courses. **
Pros
- Powerful Engine Performance: The 450 SX's single-cylinder engine provides impressive torque and acceleration, making it ideal for both competitive racing and off-road adventures.
- Advanced Suspension Setup: With top-tier WP suspension components, riders can expect superior handling and comfort, even on the roughest terrains.
- Lightweight and Agile: Weighing just over 231 pounds, this bike offers nimble handling, making it easy to maneuver in tight corners and during aggressive riding.
Cons
- Kick Start Only: The absence of an electric start can be a drawback for some riders, especially in challenging conditions where quick restarts are essential.
- High Seat Height: The seat height may not be suitable for shorter riders, potentially leading to difficulty in reaching the ground when stopped.
- Fuel Capacity: With a 7-liter fuel tank, riders may find themselves needing to refuel more frequently during long rides or races, compared to competitors with larger tanks.
Technical details
Source specification data
- Make
- KTM
- Model
- 450 SX
- Category
- Cross-motocross
- Starter
- Kick
- Clutch
- Wet multi-disc clutch, operated hydraulically
- Gearbox
- 4-speed
- Ignition
- Kokusan digital 4K-3A
- Fuel System
- Carburettor. Keihin MX FCR 41
- Bore X Stroke
- 95.0 x 63.4 mm (3.7 x 2.5 inches)
- Compression
- 12.0:1
- Displacement
- 449.39 ccm (27.42 cubic inches)
- Cooling System
- Liquid
- Engine Details
- Single cylinder, four-stroke
- Exhaust System
- Aluminum
- Lubrication System
- Pressure lubrication with 2 Eaton pumps
- Valves Per Cylinder
- 4
- Dry Weight
- 105.2 kg (231.9 pounds)
- Seat Height
- 925 mm (36.4 inches) If adjustable, lowest setting.
- Fuel Capacity
- 7.00 litres (1.85 gallons)
- Overall Width
- 450 mm (17.7 inches)
- Ground Clearance
- 380 mm (15.0 inches)
- Rake
- 26.5°
- Trail
- 112 mm (4.4 inches)
- Rear Tyre
- 110/90-19
- Frame Type
- Central double-cradle-type 25 CrMo4
- Front Tyre
- 80/100-21
- Rear Brakes
- Single disc
- Front Brakes
- Single disc
- Rear Suspension
- WP-PDS shock absorber
- Front Suspension
- WP-USD 48 mm (1.89 inches)
- 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)