Product Overview
Allison Transmission Internal Control Valve Wiring Harness is an internal control valve harness that connects the transmission solenoids to the TCM. It carries electrical power and command signals through the valve body so hydraulic clutch pressure can be controlled. It is supplied under part number 29541371.
Key Features
- Internal control valve wiring harness
- Connects supported solenoids to the TCM
- Carries power and command signals
- Used with an application specific connector and solenoid arrangement
- Supplied as one complete harness
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


