Engine
| Displacement | 4.5 L |
|---|---|
| Aspiration | Naturally aspirated |
This engine also powers 2 generator set(s) on Facts About Generators.
Parts
41| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 11-21011 | Gasket, Intake Port | 1 | Gasket | PartsGeek |
| 11-31012 | Gasket | 1 | Gasket | PartsGeek |
| 11-31031 | Gasket, Turbo Oil Return | 1 | Gasket | PartsGeek |
| 11-31094 | Gasket | 1 | Gasket | PartsGeek |
| 11-31099 | Gasket | 1 | Gasket | PartsGeek |
| 11-31401 | Gasket, K26 Turbo Mounting | 1 | Gasket | PartsGeek |
| 11-31615 | Gasket, Turbo/Exhaust Mtg. | 1 | Gasket | PartsGeek |
| 15-09501 | Sealing Washer, Copper M22 | 1 | Gasket | PartsGeek |
| 16-01000 | O-ring | 1 | Seal | PartsGeek |
| 16-09503 | O-ring | 1 | Seal | PartsGeek |
| 16-21001 | O-Ring | 2 | Seal | PartsGeek |
| 18-11003 | Hose, 1-1/4" ID x 2-1/2" 2 Ply | 1 | Hose | PartsGeek |
| 18-11010 | Hose, 3/4" I.D. x 1-1/4" | 1 | Hose | PartsGeek |
| 18-21004 | Hump Hose | 1 | Hose | PartsGeek |
| 18-21014 | Hose, 2" I.D. x 2-3/8" | 1 | Hose | PartsGeek |
| 18-21016 | Hose, 2" I.D. x 1-3/4" 3 Ply Silicone | 1 | Hose | PartsGeek |
| 18-31605 | Hose, 1-1/4 x 32" Wire Reinforced | 1 | Hose | PartsGeek |
| 24-21000 | Air Filter | 1 | Air filter | PartsGeek |
| 24-21003 | Air Filter | 1 | Air filter | PartsGeek |
| 37-11006 | Flow Switch 6 GPM 1 -1/4 NPT (Propulsion Units) | 1 | Sensor | PartsGeek |
| 51M7040 | O-ring | 1 | Seal | PartsGeek |
| R123353 | Gasket, Engine Oil Pan | 1 | Gasket | PartsGeek FridayParts $53.99 |
| R123439 | Drive Belt, LP-MP445D (non-turbo) | 1 | Belt | PartsGeek FridayParts $49.99 |
| R123440 | Drive Belt, LP-M445T-H (with turbo) | 1 | Belt | PartsGeek |
| R123457 | Drive Belt, LP-MP445T-H (with turbo) | 1 | Belt | PartsGeek |
| R123461 | Drive Belt, LP-MP445D (non-turbo) | 1 | Belt | PartsGeek |
| R128799 | O-ring | 1 | Seal | PartsGeek |
| R502076 | O-ring (replaces R89944) | 1 | Seal | PartsGeek |
| R51936 | Tube Seal | 9 | Seal | PartsGeek FridayParts $17.68 |
| RE48786 | Fuel Injector (with turbocharger, includes keys 2-3) | 4 | Injector | PartsGeek FridayParts $149.99 |
| RE502711XD | 12 Volt Standard Ground | 1 | Pump | PartsGeek |
| RE502715XD | 24 Volt Standard Ground | 1 | Pump | PartsGeek |
| RE60062 | Fuel Injector (without turbocharger, includes keys 2-3) | 4 | Injector | PartsGeek |
| RE64133XD | 12 Volt Standard Ground | 1 | Pump | PartsGeek |
| SP10 | Change secondary fuel filter | 1 | Fuel filter | PartsGeek FridayParts $279.00 |
| SP12 | Check fuel injection pump | 1 | Injector | eBay PartsGeek |
| SP13 | Check fuel injection pump | 1 | Fuel injection pump | eBay PartsGeek |
| SP19 | Change impeller in raw water pump | 1 | Impeller | eBay PartsGeek |
| SP23 | Check state of charge of batteries | 1 | Clutch and pto service | eBay $60.00 PartsGeek |
| SP15 | Check and flush cooling system | 1 | Service part / kit | eBay $20.74 PartsGeek |
| SP18 | Check and clean gear oil cooler | 1 | Service part / kit | eBay PartsGeek |
Service & wear parts shared with every machine that uses this engine. Confirm the exact part for your serial number.
Aftermarket parts that fit this tractor
20116-5431 PartsGeek 3176C PartsGeek 3406E PartsGeek 345B PartsGeek FridayParts $94.10 365BL PartsGeek 966G PartsGeek 972G PartsGeek 1W-0613 PartsGeek FridayParts $40.00 1673C PartsGeek 3306C PartsGeek 3306B PartsGeek 3126E PartsGeek 936F PartsGeek 7T-9754 PartsGeek 924F PartsGeek FridayParts $78.60 938F PartsGeek 950F PartsGeek 966F PartsGeek 970F PartsGeek 988F PartsGeek
Parts listed by aftermarket suppliers as fitting this tractor — leads compiled from supplier catalogs; verify the exact part for your serial number.
Common questions
What engine does the Caterpillar Challenger 75D use?
The Caterpillar Challenger 75D tractor is powered by the John Deere Powertech 4045 engine.
About
Caterpillar Challenger 75D — tractor. Specifications and parts compiled from manufacturer documents.