Product Overview
Allison Transmission Oil Cooler Cover O Ring seals the oil cooler element to the cooler housing. Its flexible section fits the machined groove and responds to fluid pressure to maintain sealing between the cooler circuit and housing. It is supplied under part number 29545963. Previous part number: 29545021.
Key Features
- Oil cooler cover sealing O ring
- Separates the cooler fluid passages at the housing joint
- Flexible material conforms to the sealing groove
- Helps prevent leakage and cross contamination
- Supplied as one individual O ring
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



