| Attribute | KTM 640 LC4 Supermoto 2003 × | KTM 660 Supermoto Factory Replica × |
|---|---|---|
| General | ||
| Production from (year) | 2003 | 2003 |
| Make | KTM | KTM |
| Model | KTM 640 LC4 Supermoto | KTM 660 Supermoto Factory Replica |
| Category | Super motard | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 4 | 4 |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 625 | 654 |
| Power (kw) | 40 | 52.6 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 55 | - |
| Bore (mm) | 102 | 102 |
| Stroke (mm) | 80 | 80 |
| Gearbox | 5-speed | 5-speed |
| Compression | 11.5:1 | 12.5:1 |
| Chassis | ||
| Front suspension | WP-USD 48 MA | WP-USD 48 Multi Adjuster |
| Rear suspension | WP - Monoshock | WP - Monoshock Super Moto Spezial |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 220 | 220 |
| Front tyre | 120/70-17 | 120/60-17 |
| Rear tyre | 160/60-17 | 165/55-17 |
| Front wheel travel (mm) | 265 | 280 |
| Rear wheel travel (mm) | 310 | 290 |
| Dimensions | ||
| Wheelbase (mm) | 1,510 | 1,510 |
| Dry weight (kg) | 149 | 114 |
| Power/weight ratio | 0.2685 | 0.4614 |
| Seat height (mm) | 910 | 915 |
| Ground clearance (mm) | 290 | 290 |
| Performance | ||
| Reserve fuel capacity (l) | 2.5 | - |
| Fuel capacity (l) | 12 | 5.5 |