Oil Pump Cummins 4309500 | 5532492, 2881757, 3681293, 3685865

High-Performance Oil Pump for Cummins ISX15 & QSX15 Engines

Maintain optimal engine health and prevent costly downtime with this premium replacement oil pump, part number 4309500. Designed specifically for heavy-duty Cummins ISX15 and QSX15 diesel engines, this oil pump plays a critical role in drawing oil from the oil pan and distributing it to vital engine components, including main bearings, rod bearings, and the valvetrain. This part is also available under the numbers: 5532492, 2881757, 3681293, and 3685865.

Constructed with a high-strength aluminum housing, this oil pump is engineered to withstand extreme thermal and mechanical stress, ensuring consistent oil pressure and flow even under the most demanding operating conditions. Proper lubrication is essential to reducing friction, dissipating heat, and extending the service life of your heavy-duty engine.

Key Features & Benefits

• Durable Aluminum Housing: Offers excellent heat dissipation and resistance to wear and corrosion.
• Precise Fitment: Engineered to meet or exceed standard specifications for seamless integration with Cummins ISX15 and QSX15 engines.
• Reliable Lubrication: Delivers steady oil flow to critical internal components, preventing premature engine wear.

Engine Compatibility

• Cummins ISX 15
• Cummins QSX 15

Cross-Reference / Interchange Part Numbers

This part replaces / is interchangeable with the following part numbers:

• 4309500
• 5532492
• 2881757
• 3681293
• 3685865
• 3686938
• 3800753
• 4024814
• 4024935
• 4026691
• 2864072
• 3680688
• 553249200
• 288175700
• 368129300
• 368586500
• 368693800
• 380075300
• 402481400
• 402493500
• 402669100
• 286407200
• 368068800
• 430950000
• CU5532492
• CU2881757
• CU3681293
• CU3685865
• CU3686938
• CU3800753
• CU4024814
• CU4024935
• CU4026691
• CU2864072
• CU3680688
• CU4309500