Allison Transmission 29537370 PWM Regulator Solenoid

Allison Transmission PWM Regulator Solenoid, part number 29537370, also listed as 29507452, is an OEM C6 PWM regulator solenoid used in FMTV transmissions. This solenoid controls hydraulic pressure through pulse-width modulation, enabling precise modulation of transmission response in compatible Allison units. The listing ties the part to the FMTV family and provides the two identifiers for accurate matching with service literature, catalogs, and replacement parts. Buyers should verify that their transmission model requires 29537370 or its cross-reference 29507452 to ensure proper fitment. As a dedicated regulator solenoid, it plays a critical role in the electronic control of hydraulic circuits within the transmission, contributing to predictable shifting behavior and overall performance in heavy-duty or military applications where Allison transmissions are deployed. With these exact part numbers, technicians can locate the correct component in maintenance schedules or parts inventories.