| Name | Brand | Type |
|---|---|---|
| Aftercooler | VOL | assembly |
| Connecting Components for Bob Tail | VOL | assembly |
| Heat Exchanger | VOL | assembly |
| Oil Cooler for IRM280A2-E/ZF 280A-EB, IRM280PL. Earlier Production.: IRM 280A2-E | VOL | assembly |
| Oil Cooler for IRM280A2-E/ZF 280A-EB, IRM280PL. Earlier Production.: IRM 280PL | VOL | assembly |
| Oil Cooler for IRM280A2-E/ZF 280A-EB, IRM280PL. Later Production.: IRM 280A2-E | VOL | assembly |
| Oil Cooler for IRM280A2-E/ZF 280A-EB, IRM280PL. Later Production.: IRM 280PL | VOL | assembly |