7420741660 Compatible DXi Exhaust Brake Valve — Renault Trucks

This exhaust brake valve functions as a vital part of the engine braking system, specifically designed to manage exhaust gas flow during deceleration. By restricting the flow of exhaust gases, the valve helps engage engine compression braking, which reduces the load on the service brakes and provides enhanced safety for heavy-duty operations.

This component is specifically fitted to Renault Trucks models, including the K series (such as 460T, 520T, and 480T) and the P series (such as 520P, 380P, and 480P) equipped with DXi engines. It is engineered to meet the rigorous demands of heavy commercial vehicle service environments.

For optimal performance and system longevity, technicians should inspect the valve and its pneumatic actuator during routine engine maintenance. Ensuring a proper seal at the manifold outlet or downstream of the turbocharger is essential to prevent pressure leaks and maintain consistent braking force.

Consult your authorized distributor for fitment verification.

OE cross-reference

303.11.0057 (Exhaust Brake Valve) is the equivalent of the Renault Trucks OE number. This part directly replaces Renault Trucks OE number 7420741660.