| Specifications | HR 3004 | HR 3504 | HR 4004 | HR 4504 |
| Working width (m) | 3 | 3.5 | 4 | 4.5 |
| PTO speed (rpm) | 1000 | 1000 | 1000 | 1000 |
| Gearbox | Duplex | Duplex | Duplex | Duplex |
| Minimum power requirement for PTO (kW) | 59 | 66 | 73 | 81 |
| Minimum power requirement for PTO (hp) | 80 | 90 | 100 | 110 |
| Maximum authorised tractor power (kW) | 184 | 184 | 184 | 184 |
| Maximum authorised tractor power (hp) | 250 | 250 | 250 | 250 |
| Weight with Maxicrumbler roller (kg) | 1195 | 1400 | 1580 | 1730 |
| Weight with Packer PK2 roller (kg) | 1390 | 1635 | 1850 | 2020 |
| Weight with Maxipacker roller (kg) | 1420 | 1685 | 1900 | 2075 |
| Transmission | With cam type cut-out clutch | With cam type cut-out clutch | With cam type cut-out clutch | With cam type cut-out clutch |