3944525 | Genuine Cummins® Air Brake Compressor

Description and Purpose:

This Single Cylinder Air Brake Compressor (Part Number: 3944525) by Cummins® is a direct OEM replacement designed for use with QSX15, QSB, ISB, and ISX engines. Engineered to meet original manufacturer specifications, it features a water-cooled system, flange mounting, and durable components to ensure consistent air pressure supply for braking systems in heavy-duty applications.

Why Replacement is Important:

Replacing a worn or failing air compressor with a genuine replacement is critical to ensure the safety and functionality of the air brake system. This component is a direct fit, eliminating compatibility concerns and maintaining the reliability of the vehicle’s braking system as per OEM standards.

Impact on Vehicle Performance:

A malfunctioning compressor can lead to inconsistent brake pressure or total failure. Using this OEM-spec unit ensures proper air delivery, supporting stable and efficient brake performance. Its correct dimensions and pressure ratings help maintain the system's balance and responsiveness.

Manufacturer Information:

Cummins® is a leading name in power solutions and diesel technology. Known for its high-quality OEM parts, Cummins products are engineered for durability, precision, and compatibility with original equipment, making them the preferred choice for commercial and industrial vehicle maintenance.

Tags Category: Air Brake Compressor, Compressor, Brake System, Pneumatic System, Air System, Air Compression, Pneumatic Component, Compressed Air, Air Brake System Component, Single Cylinder

Warranty

Parts Finder Q offers a 365-days warranty for all types of parts in any condition. The warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.