KTM 640 Duke II specifications — approved in Switzerland
54 HP
Max power
60 Nm
Max torque
165 km/h
Top speed
236 kg
Curb weight
6KB178
| Power | 54.4 HP (40.0 kW) @ 7’000 rpm |
| Torque | 60 Nm @ 5’500 rpm |
| Top speed |
| 165 km/h |
| Weight/power ratio | 4.34 kg/HP |
| Displacement | 625 cm³ |
| Fuel | Petrol |
| Engine layout | 4-temp / 1 / monobloc |
| Transmission | Manuelle 5 vitesses |
| Engine | 584 |
| Curb weight | 236 kg |
| Gross weight | 350 kg |
| Width | 2’100 mm |
| Height | 1’170 mm |
| Doors | latéral |
| Tires | AV= 120/70-17 54S: 3.50x17 |
| Tires (option) | AR= 150/60-17 65S, 160/60-17 65S: 4.25x17, 4.50x17, 5.00x17 |
| Manufacturer | KTM AG, A-5230 MATTIGHOFEN |
| Approval date | 18/03/2005 |
| Type approval no. | 6KB178 |
6KB165
| Power | 54.4 HP (40.0 kW) @ 7’000 rpm |
| Torque | 60 Nm @ 5’500 rpm |
| Top speed | 165 km/h |
| Weight/power ratio | 4.34 kg/HP |
| Displacement | 625 cm³ |
| Fuel | Petrol |
| Engine layout | 4-temp / 1 / monobloc |
| Transmission | Manuelle 5 vitesses |
| Engine | 584 |
| Curb weight | 236 kg |
| Gross weight | 350 kg |
| Width | 2’100 mm |
| Height | 1’170 mm |
| Doors | latéral |
| Tires | AV= 120/70-17 54S: 3.50x17 |
| Tires (option) | AR= 150/60-17 65S, 160/60-17 65S: 4.25x17, 4.50x17, 5.00x17 |
| Manufacturer | KTM AG, A-5230 MATTIGHOFEN |
| Approval date | 06/11/2003 |
| Type approval no. | 6KB165 |
6KB166
| Power | 34.0 HP (25.0 kW) @ 6’000 rpm |
| Torque | 46 Nm @ 5’000 rpm |
| Top speed | 144 km/h |
| Weight/power ratio | 6.94 kg/HP |
| Displacement | 625 cm³ |
| Fuel | Petrol |
| Engine layout | 4-temp / 1 / monobloc |
| Transmission | Manuelle 5 vitesses |
| Engine | 584 |
| Curb weight | 236 kg |
| Gross weight | 350 kg |
| Width | 2’100 mm |
| Height | 1’170 mm |
| Doors | latéral |
| Tires | AV= 120/70-17 54S: 3.50x17 |
| Tires (option) | AR= 150/60-17 65S, 160/60-17 65S: 4.25x17, 4.50x17, 5.00x17 |
| Manufacturer | KTM AG, A-5230 MATTIGHOFEN |
| Approval date | 06/11/2003 |
| Type approval no. | 6KB166 |
6KB179
| Power | 32.6 HP (24.0 kW) @ 6’000 rpm |
| Torque | 41 Nm @ 5’000 rpm |
| Top speed | 144 km/h |
| Weight/power ratio | 7.24 kg/HP |
| Displacement | 625 cm³ |
| Fuel | Petrol |
| Engine layout | 4-temp / 1 / monobloc |
| Transmission | Manuelle 5 vitesses |
| Engine | 584 |
| Curb weight | 236 kg |
| Gross weight | 350 kg |
| Width | 2’100 mm |
| Height | 1’170 mm |
| Doors | latéral |
| Tires | AV= 120/70-17 54S: 3.50x17 |
| Tires (option) | AR= 150/60-17 65S, 160/60-17 65S: 4.25x17, 4.50x17, 5.00x17 |
| Manufacturer | KTM AG, A-5230 MATTIGHOFEN |
| Approval date | 18/03/2005 |
| Type approval no. | 6KB179 |
