The Caterpillar C4.4 engine line groups 2 variant designations. Parts and fitment are pooled here so a cross-reference found on one variant surfaces for the whole family.
| Part # | Description | Category |
|---|---|---|
| 110-6326 | Air Primary | Air filter |
| 123-2367 | Air Primary | Air filter |
| 130-4678 | Air Primary Filter | Air filter |
| 130-4679 | Air Secondary Filter | Air filter |
| 160-7163 | Air Filter | Air filter |
| 1M7250 | Air filter housing | Air filter |
| 206-5234 | Air Primary Filter | Air filter |
| 211-2660 | Air filter assy | Air filter |
| 247-1380 | Air Filter | Air filter |
| 263-0544 | Air filter | Air filter |
| 270-7361 | Air filter | Air filter |
| 270-7362 | Air filter | Air filter |
| 270-7368 | Air filter | Air filter |
| 321-2411 | Air Primary Filter | Air filter |
| 321-2413 | Air Filter | Air filter |
| 375-2606 | Twin Turbocharger Alignment Tool | Alignment tool |
| 339-7767 | Alternator | Alternator |
| AN500T0093 | ALTERNATOR | Alternator |
| 033-7854 | Filter fuel | Fuel filter |
| 1R-1804 | Fuel/Water Separator | Fuel filter |
| 1R1804 | Filter fuel | Fuel filter |
| 252-6338 | Filter water separator | Fuel filter |
| 258-8538 | Fuel | Fuel filter |
| 276-1804 | Fuel | Fuel filter |
| 276-1806 | Fuel Filter | Fuel filter |
| 287-6052 | Fuel | Fuel filter |
| 288-4572 | Fuel | Fuel filter |
| 299-8229 | Filter fuel | Fuel filter |
| 308-7298 | Filter water separator | Fuel filter |
| 232-6662 | Glow plug | Glow plug |
| 093-7521 | Filter hydraulic | Hydraulic filter |
| 119-4740 | Hydraulic filter | Hydraulic filter |
| 230-8999 | Fuel injector | Injector |
| AEXQ3237-00 | Keyless push-to-start engine control | Keyless push-to-start engine control |
| 220-1523 | Engine Oil | Oil filter |
| 7W-2326 | Engine Oil | Oil filter |
| 7W2326 | Filter oil | Oil filter |
| 20382-3Zaz | Time delay relay No. 6 | Service part / kit |
| 2255441 | Connecting rod (Grade L) | Service part / kit |
| 2255453 | Connecting rod (Grade J) | Service part / kit |
| 2255454 | Connecting rod (Grade H) | Service part / kit |
| 230-6368 | Battery | Service part / kit |
| 24aOeLa | Time delay relay No. 8 | Service part / kit |
| 32RELAYS | Relay No. 4 | Service part / kit |
| 3590719 | Special connecting rod (Grade R, beam length 6.5247-6.5260 inch) | Service part / kit |
| 3590720 | Special connecting rod (Grade O, beam length 6.5229-6.5242 inch) | Service part / kit |
| 3590721 | Special connecting rod (Grade W, beam length 6.5211-6.5224 inch) | Service part / kit |
| 3590722 | Special connecting rod (Grade G, beam length 6.5193-6.5206 inch) | Service part / kit |
| 3590723 | Special connecting rod (Grade P, beam length 6.5175-6.5188 inch) | Service part / kit |
| 3590724 | Special connecting rod (Grade B, beam length 6.5157-6.4961 inch) | Service part / kit |
| 877202-2 | Ignition kit | Service part / kit |
| CHARGEPRO5i5 | GUEST battery charger | Service part / kit |
| 276166 | repair kit oil pump | Pump |
| 299-9265 | Lift/transfer pump | Pump |
| KM-BD-909002 | Hydraulic Track Adjuster Seal Kit | Seal |
| KM-BD-909005 | Hydraulic Track Adjuster Seal Kit | Seal |
| KM-BD-909006 | Hydraulic Track Adjuster Seal Kit | Seal |
| KM-BD-909007 | Hydraulic Track Adjuster Seal Kit | Seal |
| KM-BD-909016 | Hydraulic Track Adjuster Seal Kit | Seal |
| 225-3150 | Starter motor | Starter |
| AN500T0010 | STARTER MOTOR | Starter |
| 254-2269 | Thermostat | Thermostat |
| 234-2988-RK | Turbocharger repair kit | Turbocharger |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Leads compiled from supplier catalogs across the family’s variants; verify the exact part for your variant and serial number.