21991157 S1 Volvo FH II Exhaust Brake Valve Kit Replacement

What does an exhaust brake valve repair kit do?

This exhaust brake valve repair kit is essential for maintaining the integrity of the engine braking system. It provides a reliable solution for restoring the precise movement and sealing capabilities required during deceleration, helping to manage vehicle speed effectively in heavy commercial vehicle applications.

Compatible Volvo FH and FH II engines

The kit is specifically designed for use in Volvo FH and FH II series engines, including models such as the 440, 460, 540, 400, 480, 500, 420, and 520. It is also compatible with various FH II variants like the 380 and LNG versions. This ensures that workshop technicians can restore engine performance across a wide range of heavy-duty truck configurations.

Maintenance and installation guidance

When performing maintenance, it is vital to inspect the valve housing for any signs of wear or debris. Using high-strength components during the overhaul process helps prevent future leaks and ensures the exhaust gas flap operates smoothly under high thermal loads. Consult your authorized distributor for fitment verification.

System performance and reliability

Regular inspection of the exhaust brake system can prevent unexpected downtime and ensure consistent braking assistance during downhill descents.

OE cross-reference

303.11.0056.01 (Exhaust Brake Valve Repair Kit) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21991157S1.