Product Description
3558212X Air Compressor - QE338 Cummins Replacement Compressor
The 3558212X air compressor is a heavy-duty replacement compressor designed for Cummins B-Series engine applications using the QE338 platform. Engineered for dependable air brake performance, this compressor is built to meet demanding commercial truck and fleet requirements while delivering reliable air system pressure for safe brake operation.
This QE338 style compressor features a flange mount configuration and a proven gear-driven 11-tooth spline design commonly used in medium and heavy-duty truck applications. Built to OEM standards, this unit is thoroughly cleaned, inspected, and tested to help ensure dependable operation in demanding environments.
Compressor Features
- Replacement QE338 Cummins air compressor
- Designed for Cummins B-Series engine applications
- 15 CFM air delivery
- Engine/flange mount configuration
- 11-tooth spline gear-driven design
- Heavy-duty commercial truck application
- Built to OEM specifications
- Thoroughly cleaned, inspected, and tested
- Supports dependable air brake system operation
- Approximately 40-48 lbs shipping weight
- In stock and ready to ship
Technical Specifications
| Part Number | 3558212X |
| Compressor Model | QE338 |
| Application | Cummins B-Series Engines |
| CFM Rating | 15 CFM |
| Mounting Type | Engine / Flange Mount |
| Drive Type | 11 Tooth Spline Gear Drive |
| Condition | Replacement Compressor |
| Estimated Weight | 40-48 lbs |
Common Applications
The QE338 Cummins compressor is commonly used in heavy-duty trucks, semi trucks, commercial vehicles, vocational trucks, and other air brake equipped vehicles powered by Cummins B-Series engines. These compressors are designed to maintain proper air pressure for brake system operation and other air-operated vehicle systems.
Signs of Compressor Failure
- Slow air pressure build-up
- Air system unable to maintain pressure
- Excessive oil carryover into air system
- Compressor noise or vibration
- Frequent air dryer cycling
- Brake warning lights or low air pressure alarms
Cross Reference Numbers
3558132RX, QE338, 3558074, BEN3558074X, 3558212X
Important Verification Information
Please verify your original compressor part number, mounting style, gear configuration, cooling setup, and engine application before ordering. Air compressors can vary depending on engine family, mounting arrangement, and vehicle manufacturer specifications.
If you need assistance confirming fitment for your application, contact us before ordering and we will be happy to help verify compatibility.
