KTM 250 SX-F - 2006 Specifications and Reviews
The 2006 KTM 250 SX-F is a lightweight four-stroke motocross machine designed for intermediate to advanced riders seeking competitive performance on the track. Its compact 249cc single-cylinder engine delivers responsive power delivery with excellent fuel efficiency, while the liquid-cooled architecture and six-speed transmission provide reliable operation in demanding race conditions. Known for its nimble handling and aggressive styling, this model established KTM's reputation for producing class-leading four-stroke motocrossers.
General information | |
| Category | Cross / motocross |
| Year | 2006 |
| Model | KTM 250 SX-F |
Engine and Transmission Specifications | |
| Exhaust system | Aluminum |
| Clutch | Wet multi-disc clutch, operated hydraulically |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | Pressure lubrication with 2 Eaton pumps |
| Ignition | Kokusan digital 4K-3A |
| Fuel control | DOHC |
| Fuel system | Carburettor. Keihin MX FCR 39 |
| Valves per cylinder | 4 |
| Bore x stroke | 66.4 x 72.0 mm (2.6 x 2.8 inches) |
| Compression | 12.8:1 |
| Engine type | Single cylinder, four-stroke |
| Capacity: | 249.50 ccm (15.22 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| 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 | 100/90-19 |
| Front tyre dimensions | 80/100-21 |
| Rear suspension travel | 335 mm (13.2 inches) |
| Rear suspension | WP-PDS shock absorber |
| Front suspension travel | 300 mm (11.8 inches) |
| Front suspension | WP-USD 48 mm (1.89 inches) |
| Rake (fork angle) | 26.5° |
| Frame type | Central double-cradle-type 25 CrMo4 |
| | |
Physical measures and capacities | |
| Fuel capacity | 7.00 litres (1.85 gallons) |
| Wheelbase | 1,481 mm (58.3 inches) |
| Ground clearance | 380 mm (15.0 inches) |
| Seat height | 925 mm (36.4 inches) If adjustable, lowest setting. |
| Dry weight | 98.5 kg (217.2 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Starter | Kick |
Performance Profile & Rider Fit
Best For
Track90%
City10%
Cornering85%
Daily Riding10%
Touring12%
Passenger5%
Rider Profile
| Best For | This is a full-size 250cc motocross machine best suited to intermediate through expert off-road riders, not newcomers to dirt biking. |
| Purpose | Built purely as a motocross competition bike for closed circuits and tracks, with sharp handling and high-performance suspension rather than everyday usability. |
| Rider Fit | The tall 958 mm seat height, firm suspension, and lack of creature comforts demand good rider fitness, leg length, and off-road riding technique. |
| Character | A lightweight, race-bred single-cylinder machine defined by aggressive acceleration, precise cornering, and razor-sharp responsiveness over rough terrain. |
| Not Ideal For | This bike is not suitable for riders wanting a comfortable commuter, a passenger-friendly machine, or a long-distance touring companion. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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