9439-13740S1503
Transmission Shift Control Rod Assembly
Mack

This assembly is a key component in the transmission system, responsible for engaging and shifting gears smoothly. Its precise construction ensures accurate movement and reliable operation of the gear selection mechanism. Proper functioning of this part is essential for optimal transmission performance, affecting vehicle drivability and efficiency. It is designed to withstand the stresses of frequent shifting and high torque loads, maintaining durability over time. Installation of this assembly can significantly improve shifting accuracy and reduce transmission-related issues. Source One Parts Center supplies this assembly as a quality replacement part, supporting the smooth operation of your heavy-duty truck’s transmission system.