
KTM 250 SX
Key specifications
Overview
Introducing the 2005 KTM 250 SX, a cross-motocross motorcycle that stands as a testament to KTM's commitment to performance and precision engineering. Renowned for its agility and ability to tackle challenging terrains, the 250 SX is designed for competitive riders who demand reliability and power. With its lightweight frame and cutting-edge technology, this bike is perfect for both seasoned racers and those looking to elevate their off-road experience. It’s a machine that not only thrives on the track but also captures the hearts of motocross enthusiasts seeking an adrenaline-fueled ride. At the heart of the KTM 250 SX is a robust 249cc single-cylinder, two-stroke engine that delivers exhilarating performance. Thanks to its precise bore and stroke dimensions of 66.4 x 72.0 mm, the engine provides a thrilling rush of power. The liquid-cooled design ensures optimal performance under pressure, while the Keihin PWK 38 S AG carburetor guarantees efficient fuel delivery, allowing for quick throttle response and smooth acceleration. Coupled with a 5-speed gearbox and a hydraulically operated wet multi-disc clutch, this motorcycle offers seamless shifting and control, making it a thrilling ride on any motocross track. With a lightweight frame weighing in at just 97.7 kg (215.4 pounds), the 250 SX is incredibly nimble, allowing riders to maneuver with confidence and precision. The 2005 KTM 250 SX is equipped with high-end features that enhance its performance and rider experience. The chromium molybdenum frame is not only durable but also contributes to the bike's excellent handling characteristics, while the WP-USD 48 mm front suspension and WP-PDS rear shock absorber provide outstanding stability and comfort over rough terrain. With a front brake diameter of 216 mm and a rear brake diameter of 260 mm, the braking system offers powerful stopping capability, essential for aggressive riding. The bike's impressive ground clearance of 385 mm (15.2 inches) allows riders to tackle obstacles with ease, ensuring that no trail is too challenging. **
Pros
- Lightweight and agile: Weighing just 97.7 kg, the 250 SX is incredibly nimble, providing excellent handling on the track.
- Powerful two-stroke engine: The 249cc engine delivers thrilling acceleration and responsiveness, ideal for competitive racing.
- High-quality suspension: The WP suspension components enhance comfort and control, allowing riders to tackle rough terrains with confidence.
Cons
- Kick starter only: While some riders appreciate the simplicity, the absence of an electric start can be a drawback for others.
- Height may be challenging: With a seat height of 925 mm (36.4 inches), it may not be ideal for shorter riders.
- Limited fuel capacity: The 7.50 liters (1.98 gallons) fuel tank may require more frequent refueling during long rides or races.
Technical details
Source specification data
- Make
- KTM
- Model
- 250 SX
- Category
- Cross-motocross
- Starter
- Kick
- Clutch
- Wet multi-disc clutch, operated hydraulically
- Gearbox
- 5-speed
- Ignition
- Kokusan digital 2K-1
- Fuel System
- Carburettor. Keihin PWK 38 S AG
- Bore X Stroke
- 66.4 x 72.0 mm (2.6 x 2.8 inches)
- Displacement
- 249.00 ccm (15.19 cubic inches)
- Cooling System
- Liquid
- Engine Details
- Single cylinder, two-stroke
- Lubrication System
- Mixture oil lubrication 1:60
- Transmission Type Final Drive
- Chain
- Dry Weight
- 97.7 kg (215.4 pounds)
- Seat Height
- 925 mm (36.4 inches) If adjustable, lowest setting.
- Fuel Capacity
- 7.50 litres (1.98 gallons)
- Ground Clearance
- 385 mm (15.2 inches)
- Rake
- 27.0°
- Trail
- 116 mm (4.6 inches)
- Frame Type
- chromium molybdenum
- Rear Brakes
- Single disc
- Front Brakes
- Single disc
- Rear Suspension
- WP-PDS shock absorber
- Front Suspension
- WP-USD 48 mm (1.89´)
- Rear Wheel Travel
- 335 mm (13.2 inches)
- Rear Brakes Diameter
- 260 mm (10.2 inches)
- Front Brakes Diameter
- 216 mm (8.5 inches)