Product Overview
Allison Transmission 23.5 mm O Ring is a 23.5 mm O ring used at an application specific transmission joint. It provides a flexible fluid seal within the mating groove, although the exact installation point depends on the transmission build. It is supplied under part number 23015806.
Key Features
- 23.5 mm internal diameter
- Flexible transmission sealing O ring
- Fits an application specific sealing groove
- Helps prevent transmission fluid leakage
- 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


