Comparison of KTM 250 SX-F and KTM 250 SX 2020 [S]ave
| Attribute |  KTM 250 SX-F × |  KTM 250 SX 2020 × |
|---|---|---|
| General | ||
| Production from (year) | 2021 | 2020 |
| Make | KTM | KTM |
| Model | KTM 250 SX-F | KTM 250 SX |
| Category | Cross / motocross | Cross / motocross |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Fuel system | - | Carburettor. Mikuni TMX. Kokusan EMS. |
| Engine details | Reed intake | Reed intake |
| Displacement (cm³) | 249.9 | 249 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 78 | 66.4 |
| Stroke (mm) | 52.3 | 72 |
| Gearbox | 5-speed | 5-speed |
| Driveline | 13:48. Primary drive: 26:72. 520 X-ring chain. | 13:48. Primary drive: 26:72. 520 X-ring chain. |
| Ignition | Keihin EMS | Contactless, controlled, fully electronic ignition system with digital ignition timing adjustment, type Kokusan |
| Clutch | Wet multi-disc clutch, Brembo hydraulics | Wet, DDS multi-disc clutch, Brembo hydraulics |
| Chassis | ||
| Front suspension | WP XACT-USD, Ø 48 mm | WP XACT-USD, Ø 48 mm |
| Rear suspension | WP XACT Monoshock with linkage | WP XACT Monoshock with linkage |
| Front brakes | Single disc | Single disc. Four-piston calipers. |
| Rear brakes | Single disc | Single disc. Two-piston calipers. |
| Diameter (mm) | 220 | 220 |
| Frame type | Central double-cradle-type 25CrMo4 steel | Chrome-molybdenum steel central-tube |
| Front tyre | 80/100-21 | 80/100-21 |
| Rear tyre | 110/90-19 | 110/90-19 |
| Wheels | Wire spoked. | CNC machined hubs. Excel rims. Wire spoked. Dunlop Geomax MX 3S tires. |
| Front wheel travel (mm) | 310 | 310 |
| Rear wheel travel (mm) | 300 | 300 |
| Rake (fork angle) (degree) | 26.5 | 26.5 |
| Other | ||
| Starter | Electric | Kick |
| Color options |
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|
| Dimensions | ||
| Wheelbase (mm) | 1,495 | 1,495 |
| Dry weight (kg) | 99 | 95 |
| Seat height (mm) | 950 | 950 |
| Ground clearance (mm) | 370 | 375 |
| Performance | ||
| Fuel capacity (l) | 7 | 7.5 |
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