Comparison of KTM 450 EXC Racing 2003 and KTM 450 SX Racing 2003 [S]ave
| Attribute |  KTM 450 EXC Racing 2003 × |  KTM 450 SX Racing 2003 × |
|---|---|---|
| General | ||
| Production from (year) | 2003 | 2003 |
| Make | KTM | KTM |
| Model | KTM 450 EXC Racing | KTM 450 SX Racing |
| Category | Enduro / offroad | Cross / motocross |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 447.9 | 449.4 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 89 | 95 |
| Stroke (mm) | 72 | 63.4 |
| Gearbox | 6-speed | 4-speed |
| Compression | 11.0:1 | - |
| Chassis | ||
| Front suspension | WP-USD 48 MA | - |
| Rear suspension | WP-PDS-shock absorber | - |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 220 | 220 |
| Front tyre | 90/90-21 | 80/100-21 |
| Rear tyre | 140/80-18 | 110/90-19 |
| Front wheel travel (mm) | 300 | 300 |
| Rear wheel travel (mm) | 335 | 335 |
| Dimensions | ||
| Wheelbase (mm) | 1,481 | 1,481 |
| Dry weight (kg) | 118 | 104 |
| Seat height (mm) | 925 | 925 |
| Ground clearance (mm) | 385 | 380 |
| Performance | ||
| Fuel capacity (l) | 8.5 | 7 |
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