| Attribute | KTM 125 XC × | KTM 50 SX Factory × |
|---|---|---|
| General | ||
| Production from (year) | 2021 | 2021 |
| Make | KTM | KTM |
| Model | KTM 125 XC | KTM 50 SX Factory |
| Category | Enduro / offroad | Minibike, cross |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Injection | - |
| Displacement (cm³) | 124.8 | 124.8 |
| Power (kw) | 10.9 | - |
| Cooling system | Liquid | - |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 54 | 39.5 |
| Stroke (mm) | 54.5 | 40 |
| Gearbox | 6-speed | Automatic |
| Fuel control | - | Double Overhead Cams/Twin Cam (DOHC) |
| Driveline | 5/8 x 1/4 (520) O Ring. Primary drive: 22:72. | - |
| Ignition | Kokusan EMS | Seletra 2p D36 EMS |
| Clutch | Multi-plate clutch, Brembo hydraulics | Centrifugal |
| Lubrication system | Wet sump | - |
| Exhaust system | - | FMF silencer |
| Chassis | ||
| Front suspension | WP XACT-USD, Ø 48 mm | XACT 35 WP Upside-Down fork, Ø 35 mm |
| Rear suspension | WP XACT Monoshock with linkage | XACT WP mono shock |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 220 | 160 |
| Frame type | Central double-cradle-type 25CrMo4 steel | Central-tube frame with double-cradle |
| Front tyre | 110-17 | - |
| Rear tyre | 150-17 | - |
| Wheels | - | Dunlop Geomax MX 53 tires |
| Front wheel travel (mm) | 310 | 205 |
| Rear wheel travel (mm) | 300 | 185 |
| Rake (fork angle) (degree) | 26.1 | 24 |
| Other | ||
| Starter | Kick | Kick |
| Color options |
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|
| Dimensions | ||
| Dry weight (kg) | 89 | 41 |
| Power/weight ratio | 0.1225 | - |
| Seat height (mm) | 850 | 665 |
| Ground clearance (mm) | 375 | 252 |
| Performance | ||
| Fuel capacity (l) | 7.5 | 2.3 |