The 2025 KTM 250 SX-F is a truly user-friendly package engineered to satisfy all riders, from novice to pro. But don’t for one second think that makes it compromised – it is undisputedly READY TO RACE at any level. Delivering a power punch, and an optional electronic uppercut in reserve, the 2025 KTM 250 SX-F is ready to take on the 250 cc class and deliver a knock-out.
Key Specifications
| Engine Type | 1-cylinder, 4-stroke engine |
| Engine Capacity | 249.92 cc |
| Max Power | n/a |
| Max Torque | n/a |
| Top Speed | n/a |
| Fuel Tank Capacity | 7.2 L / 1.9 US gallons |
| Weight (Wet/Kerb) | ~ 112 kg / 246.91 lbs |
| Seat Height | 958 mm / 38.77 inches |
*n/a – information not provided by manufacturer
All Specifications
Make & Model
| Model | KTM 250 SX-F |
| Year | 2025 |
Engine
| Engine Type | 1-cylinder, 4-stroke engine |
| Displacement | 249.92 cc |
| Bore x Stroke | 81 x 48.5 mm |
| Compression Ratio | 14.5:1 |
| Number of Cylinders | 1 |
| Max Horsepower | n/a |
| Max Torque | n/a |
| Valves per Cylinder | 4 |
| Ø intake / exhaust valve dia | 32.5 mm / 27.5 mm |
| Engine Management System | Keihin EMS |
| Fuel-mixture System | Keihin EFI, throttle body 44 mm |
| Ignition System | Contactless controlled fully electronic ignition with digital ignition system |
| Fuel | Super Unleaded (ROZ 95) |
Performance
| Top Speed | n/a |
| Acceleration (0-100 km/h, 0-60 mph) | n/a |
*n/a – information not provided by manufacturer
Transmission
| Clutch | Multidisc clutch in oil bath, hydraulically activated |
| Gearbox | 5 speed transmission, claw shift |
| Primary Drive Ratio | 24:72 |
| Gear Ratios | 1st gear -13:32 2nd gear – 16:32 3rd gear – 17:28 4th gear – 19:26 5th gear – 21:25 |
| Final Drive | Chain (520 X-Ring) |
| Quick Shifter | Yes (Upshift Quickshifter, 2nd to 5th gear) |
| Traction Control System | Yes |
| Launch Control | Yes |
Electrical & Electronics System
| Battery | 12 V, HJTZ5S-FP-C, Lithium Ion |
| Alternator/Generator | 14v, 70W |
| Starter | Electric starter |
| Headlight Type | LED |
| Taillight Type | LED |
| Riding Modes | 2 Maps (Map 1 & 2) |
| Traction Control System | Yes |
Chassis & Suspension
| Frame Type | Central double-cradle-type 25CrMo4 steel |
| Front Suspension | WP XACT-USD (AER), Ø 48 mm |
| Front Suspension Travel | 310 mm / 12.2 inches |
| Rear Suspension | WP XACT Monoshock with linkage |
| Rear Suspension Travel | 300 mm / 11.8 inches |
| Rear Subframe | Aluminum-reinforced polyamide |
Wheels & Brakes
| Wheels | D.I.D Alloy rims, Orange CNC machined hubs, Black spokes, Orange aluminum nipples |
| Front Tire Size | 80/100 -21 51M TT |
| Rear Tire Size | 110/90 – 19 62 M S TT (EU/US) 110/90 – 19 63 M S TT (BR) |
| Front Brakes | Disc brake 260 mm |
| Rear Brakes | Disc brake 220 mm |
Dimension & Weights
| Seat Height | 958 mm / 38.77 inches |
| Wheelbase | 1493 mm / 58.77 inches |
| Ground Clearance | 343 mm / 13.5 inches |
| Fuel Tank Capacity | 7.2 L / 1.9 US gallons 8.5 L / 2.24 US gallons (US variant) |
| Wet (kerb/curb) Weight | ~ 112 kg / 246.91 lbs |
| Dry Weight | ~ 101 kg / 222.66 lbs |
