
Illustrative photo — the delivered item may differ in appearance. Orders are fulfilled by catalog part number (SKU).
Air Compressor Repair Kit Cummins 4936226 | 4309439, 4089207, 3800821, 9111539202
Restore your engine’s pneumatic system performance with this high-quality air compressor repair kit. Designed for reliable sealing and optimal pressure maintenance, it prevents costly air leaks.
Description
High-Performance Air Compressor Repair Kit for Cummins Engines
The Cummins 4936226 air compressor repair kit is designed to restore the efficiency and reliability of your heavy-duty engine’s pneumatic system. This comprehensive kit features a single-cylinder air compressor head assembly, engineered to withstand extreme pressures and high operating temperatures. By replacing worn components with this premium kit, you can prevent air leaks, maintain proper system pressure, and ensure the safe operation of critical air-assisted systems like brakes and suspension.
This part is also available under the numbers: 4309439, 4089207, 3800821, and 9111539202.
Reliable Sealing and Durable Construction
Built to meet rigorous industry standards, this repair kit includes the cylinder head and essential sealing components required for a complete overhaul. It is compatible with a wide range of Cummins engines, including ISX, 6CT, ISCE, QSC, and ISLE series. Regular maintenance with this kit helps avoid costly downtime and protects your air brake compressor from premature failure.
Product Specifications
- Application: 1-Cylinder Air Compressor
- Compatible Engines: Cummins ISX, 6CT, ISCE, QSC, ISLE, and others (verify fitment before ordering)
- Kit Components: Cylinder head, gasket, and mounting hardware
Cross-Reference / Interchange Part Numbers
This part replaces / is interchangeable with the following part numbers:
- 4936226
- 4309439
- 4309439RX
- 4089207
- 3800821
- 9111539202
- 3936810
- 3944525
- 3966333
- 3969104
- 3969124
- 4089206
- 4936212
- 4936216
- 4937462
- 4946265
- 4946295
- 5287078



