3521423 | Genuine OEM Cummins Single Cylinder Air Brake Compressor

The 3521423 Genuine OEM Cummins Single Cylinder Air Brake Compressor is a replacement air compressor designed for vehicle air brake systems. It supplies compressed air required for proper operation of pneumatic brake system components.

PRODUCT INFORMATION

Part Number: 3521423
Brand: Cummins
Condition: New
Component: Single Cylinder Air Brake Compressor
Fuel Type: Diesel
Engine Applications: Not specified
Other important specifications: Single cylinder configuration; air brake compressor

APPLICATIONS

The 3521423 Single Cylinder Air Brake Compressor is intended for use in vehicle air brake systems. Specific vehicle and engine applications are not specified in the available product information. Verify the original part number and vehicle configuration before purchase.

FUNCTION

The 3521423 air brake compressor generates compressed air for the vehicle's pneumatic air brake system. Proper compressor operation helps provide the compressed air required by air-operated brake system components.

A worn, damaged, or failing Single Cylinder Air Brake Compressor may cause symptoms such as:

• Low or insufficient air pressure
• Slow air pressure buildup
• Reduced air brake system performance
• Air system warning indicators
• Abnormal compressor operation
• Increased need for air system service

WHY REPLACE A SINGLE CYLINDER AIR BRAKE COMPRESSOR?

A damaged or failing compressor can affect the ability of the pneumatic brake system to build and maintain the required air pressure. Replacing a faulty 3521423 with the correct Genuine OEM Cummins component helps restore proper compressor operation and support reliable air brake system function.

FITMENT INFORMATION

Before purchasing, verify the Part Number, VIN, vehicle model, engine, and configuration to confirm compatibility.

If you are unsure whether this part is correct for your vehicle, please contact us with your VIN and original part number. We are happy to help verify compatibility before purchase.

GENUINE CUMMINS PART

Part Number: 3521423