| 44-9630 | BOX (complete, URD-III 25DG) | 1 | |
| 1 | 91-4308 | BRACKET - box | 1 | |
| 2 | 55-6611 | SCREW - bracket | 4 | |
| 3 | 55-2996 | LOCKWASHER | 4 | |
| 4 | 55-3842 | SCREW - box | 2 | |
| 5 | 91-1824 | BOX - cab control | 1 | |
| 6 | 55-6613 | NUT - weld | 4 | |
| 7 | 99-5966 | STRIP (neoprene, 50 ft) | A/R | |
| 8 | 33-2050 | GASKET - box | 1 | |
| 9 | 91-1876 | BRACKET - box (internal) | 1 | |
| 10 | 91-4080 | NAMEPLATE - box (URD-III 25DG) | 1 | |
| 11 | 55-6550 | FACENUT - knurled | 3 | |
| 12 | 44-8498 | BOARD - circuit (URD-III 25DG) | 1 | |
| 13 | 44-8079 | SWITCH - on/off (slow/normal) | 2 | |
| 14 | 44-8080 | SWITCH - defrost | 1 | |
| 15 | 55-6549 | SCREW - connector | 6 | |
| 16 | 55-6612 | SCREW - thermometer | 2 | |
| 17 | 44-8466 | SENSOR - thermometer (digital) | 1 | |
| 44-8900 | SENSOR - digital thermometer (C) | 1 | |
| 18 | 44-9735 | HARNESS - remote box to harness | 1 | |
| 19 | 44-9736 | HARNESS - cab box harness to unit | 1 | |
| 44-8475 | HARNESS - auto start | 1 | |