22 June. Monday 2026
KTM 250 SX - 2003 Specifications and Reviews
The 2003 KTM 250 SX is a lightweight motocross machine designed for intermediate riders seeking competitive performance in the 250cc class. Known for its nimble handling and responsive liquid-cooled engine, this bike excels in technical terrain and racing applications. Its compact dimensions and 97 kg weight make it accessible for developing riders transitioning to serious off-road competition.
General information | |
| Category | Cross / motocross |
| Year | 2003 |
| Model | KTM 250 SX |
| | |
Engine and Transmission Specifications | |
| Transmission typefinal drive | Chain |
| Gearbox | 5-speed |
| Cooling system | Liquid |
| Fuel system | Carburettor |
| Bore x stroke | 66.4 x 72.0 mm (2.6 x 2.8 inches) |
| Stroke | 2 |
| Engine type | Single cylinder |
| Capacity: | 249.00 ccm (15.19 cubic inches) |
Physical measures and capacities | |
| Wheelbase | 1,475 mm (58.1 inches) |
| Ground clearance | 385 mm (15.2 inches) |
| Seat height | 925 mm (36.4 inches) If adjustable, lowest setting. |
| Dry weight | 97.2 kg (214.3 pounds) |
| | |
KTM 250 SX dimensions and frame | |
| Rear brakes diameter | 220 mm (8.7 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 260 mm (10.2 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 110/90-19 |
| Front tyre dimensions | 80/100-21 |
| Rear suspension travel | 335 mm (13.2 inches) |
| Front suspension travel | 300 mm (11.8 inches) |
Speed and acceleration | |
| Fuel capacity | 7.50 litres (1.98 gallons) |
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