Product Overview
Allison Transmission Normally Closed PWM Control Valve Solenoid is a normally closed pulse width modulated solenoid used within the transmission hydraulic control system. It controls transmission fluid flow in response to electronic commands to support accurate shifting. It is supplied under part number 29537371.
Key Features
- Normally closed PWM solenoid
- Electromechanical hydraulic control component
- Controls transmission fluid flow
- Exact circuit and fitted position must be confirmed
- Supplied as one solenoid assembly
Compatibility / Fitment
Compatibility depends on the Allison transmission model, serial number, control generation and build specification. Please provide the transmission serial number before ordering so the part number and application can be checked.
Please message us with your engine serial number / Model / Type / Code to check compatibility.
Why Buy Genuine OEM Parts
- Designed for the intended Allison transmission application
- Supports correct fit and operating function
- Provides traceable OEM part identification
- Helps maintain the transmission to the specified component standard
Why Buy From Mitchell Powersystems
- Genuine OEM parts supplied with technical support
- UK based parts supply for professional workshops and operators
- Help available to confirm the correct part using your equipment details
- Trusted supplier for diesel engine, transmission and drivetrain parts



