Product Overview
Allison Transmission Main Regulator Valve regulates main hydraulic pressure within the transmission. It responds when pressure reaches its control limit so the hydraulic system can maintain the pressure required for consistent clutch operation and gear changes. It is supplied under part number 29563501. Previous part number: 29557295.
Key Features
- Regulates main transmission pressure
- Helps prevent pressure from exceeding the control limit
- Supports consistent hydraulic operation
- Contributes to controlled clutch application
- Supplied as one individual valve
Compatibility / Fitment
Fitment 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, connection 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



