17 May. Sunday 2026
250 SX F - 2026 Specifications and Reviews
The KTM 250 SX-F is a lightweight motocross machine designed for intermediate to advanced riders seeking competitive performance on the track. Powered by a potent 250cc four-stroke engine with fuel injection, it delivers sharp throttle response and reliable power delivery. The bike is renowned for its agile handling, nimble acceleration, and class-leading competition credentials in the 250F motocross category.
2026
General information | |
| Color Options | Orange/white/grey/red/yellow |
| Category | Cross / motocross |
| Model | KTM 250 SX-F |
| | |
Engine and Transmission Specifications | |
| Starting | Electric |
| Clutch | Wet multi-disc clutch, Brembo hydraulics |
| Final Drive | Chain (final drive) |
| Gearbox | 5-speed |
| Cooling System | Liquid |
| Ignition | Keihin EMS |
| Induction | Injection. Keihin EFI, throttle body 44 mm |
| Bore x Stroke | 81.0 x 48.5 mm (3.2 x 1.9 inches) |
| Compression Ratio | 14.5:1 |
| Capacity | 249.9 ccm (15.25 cubic inches) |
Physical measures and capacities | |
| Fuel Capacity | 7.20 litres (1.90 US gallons) |
| Wheelbase | 1493 mm (58.8 inches) |
| Ground Clearance | 343 mm (13.5 inches) |
| Seat Height | 958 mm (37.7 inches) If adjustable, lowest setting. |
| Dry Weight | 101.0 kg (222.7 pounds) |
| | |
250 SX F dimensions and frame | |
| Wheels | Spoked wheels with aluminium rims. |
| Rear Brakes | Single disc |
| Brake Disc Diameter | 220 mm (8.7 inches) |
| Front Brakes | Single disc |
| Rear Tyre | 110/90-19 |
| Front Tyre | 80/100-21 |
| Rear Wheel Travel | 300 mm (11.8 inches) |
| Rear Suspension | WP XACT Monoshock with linkage |
| Front Wheel Travel | 310 mm (12.2 inches) |
| Front Suspension | WP XACT-USD (AER), Ø 48 mm |
| Frame | Central double-cradle-type 25CrMo4 steel. Aluminum-reinforced polyamide subframe. |
Other specs | |
| (59.1 out of 100)Click here for complete rating. | Â |
| Related bikes | List related bikes for comparison of specs. |
| Ask questions | Join the 25 KTM 250 SX-F discussion group or the general KTM discussion group. |
| Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. |
| Insurance costs | Compare US insurance quotes from the nation's top providers. |
| Update specs | Report missing specs or required updates. |
| Comments | Connectivity. |
| Electrical | 2 Ah lithium-ion battery |
| Rake (fork angle) | 26.1° |
| Exhaust system | Aluminum |
| Driveline | 520, Non-sealed chain. |
| Engine type | Single cylinder, four-stroke |
| Year | 2025 |
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