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- Description
Description and Purpose:
The Single Cylinder Air Brake Compressor by Cummins® (Part Number: 3687343) is a genuine OEM replacement designed to deliver dependable air supply for vehicle brake systems. Built for QSX15, QSB, ISB, and ISX engines, this unit features water cooling, engine-supplied lubrication, and robust construction. It comes as a full assembly, ensuring a direct fit and consistent performance.
Why Replacement is Important:
Air brake systems rely on stable pressure—replacing a worn compressor with this OEM-equivalent part helps avoid failures that can lead to reduced braking efficiency. A direct replacement ensures proper function without modifications, restoring the system to its original operational standard.
Impact on Vehicle Performance:
A properly functioning air compressor is essential for maintaining braking power, especially under load. This exact-match part delivers consistent air output and supports optimal braking response, ensuring vehicle safety and reducing the risk of air system failure.
Manufacturer Information:
Cummins® is a globally recognized manufacturer of heavy-duty engine components and systems. With a strong focus on quality and OEM compliance, Cummins delivers reliable replacement parts that integrate seamlessly with original vehicle systems, making them a trusted choice for commercial fleets and industrial use.
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.