Comparison of KTM 125 SX 2021 and KTM 125 XC [S]ave
| Attribute |  KTM 125 SX 2021 × |  KTM 125 XC × |
|---|---|---|
| General | ||
| Production from (year) | 2021 | 2021 |
| Make | KTM | KTM |
| Model | KTM 125 SX | KTM 125 XC |
| Category | Enduro / offroad | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Injection | Injection |
| Displacement (cm³) | 124.8 | 124.8 |
| Power (kw) | 10.9 | 10.9 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 54 | 54 |
| Stroke (mm) | 54.5 | 54.5 |
| Gearbox | 6-speed | 6-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | - |
| Driveline | 5/8 x 1/4 (520) O Ring. Primary drive: 22:72. | 5/8 x 1/4 (520) O Ring. Primary drive: 22:72. |
| Ignition | Kokusan EMS | Kokusan EMS |
| Clutch | Multi-plate clutch, Brembo hydraulics | Multi-plate clutch, Brembo hydraulics |
| Lubrication system | Wet sump | Wet sump |
| 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 |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 220 | 220 |
| Frame type | Central double-cradle-type 25CrMo4 steel | Central double-cradle-type 25CrMo4 steel |
| Front tyre | 110-17 | 110-17 |
| Rear tyre | 150-17 | 150-17 |
| Front wheel travel (mm) | 310 | 310 |
| Rear wheel travel (mm) | 300 | 300 |
| Rake (fork angle) (degree) | 26.1 | 26.1 |
| Other | ||
| Starter | Kick | Kick |
| Color options |
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| Dimensions | ||
| Dry weight (kg) | 87 | 89 |
| Power/weight ratio | 0.1246 | 0.1225 |
| Seat height (mm) | 850 | 850 |
| Ground clearance (mm) | 375 | 375 |
| Performance | ||
| Fuel capacity (l) | 7.5 | 7.5 |
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