EA4720504334
Rocker Arm - Engine Brake
Detroit Diesel

The exhaust brake rocker arm is engineered to withstand high thermal and mechanical stresses, ensuring reliable operation in demanding engine conditions. With a width of approximately 51 mm and an inner diameter close to 36 mm, it plays a crucial role in modulating exhaust flow to assist in engine braking. This component interfaces with the exhaust valve and the actuator mechanism, enabling controlled deceleration of the vehicle without additional brake wear. Its precise dimensions and robust construction ensure smooth, consistent operation, which is vital for safety and control in heavy-duty vehicles. Proper maintenance and correct installation are necessary to optimize braking performance and engine longevity. When sourced from a trusted parts center, this rocker arm guarantees quality, durability, and compatibility, supporting effective engine braking functions in rigorous applications.