4008009 Piston, Brake Caliper Pin

The 4008009 piston is a vital component within the braking system of heavy commercial vehicles, ensuring precise movement and pressure within the brake caliper assembly. Manufactured with heavy-duty grade materials, this part provides the necessary durability to withstand intense mechanical stress during operation. Its precise engineering helps maintain consistent braking performance and system stability.

This specific piston is designed to be compatible with WABCO (1300 V-G) systems. The 4008009 is the OE-equivalent piston used in the WABCO 1300 V-G air disc brake caliper system. By utilizing high-strength components, this part ensures seamless integration with existing braking hardware to maintain safety standards in heavy-duty applications.

For workshop technicians, ensuring correct installation of this piston is critical for optimal brake caliper function. During routine maintenance or repair, it is essential to check the surrounding seals and the condition of the brake caliper pin to prevent any system irregularities. This part is designed for professional assembly in heavy commercial vehicle service environments where reliability and precision are paramount.