Product Overview
Allison Transmission 54.6 mm External Retaining Ring is a genuine replacement component supplied under part number 29507871. It is designed to retain compatible transmission components on the applicable shaft or assembly and is supplied as one individual retaining ring.
Key Features
- Genuine Allison Transmission replacement component
- External retaining ring design
- Published internal diameter of 54.6 mm
- Designed for the specified internal transmission assembly
- Supplied as one individual retaining ring
Compatibility / Fitment
Supporting market references associate this retaining ring with selected Allison 3000 and 4000 Series transmissions. Compatibility depends on the transmission model, internal assembly configuration, build specification and serial number. The published diameter should not be used alone to confirm suitability.
Please message us with your engine serial number / Model / Type / Code to check compatibility.
Please also provide the Allison transmission serial number and installation position so the correct retaining ring can be confirmed.
Why Buy Genuine OEM Parts
- Manufactured for the intended Allison Transmission assembly
- Provides the specified profile for the applicable retaining position
- Supports secure retention of compatible transmission components
- Provides a traceable Allison Transmission part number
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