The Meritor 3278A79 is a genuine OEM differential spider designed for drive axle applications. This spider is the internal component that supports the differential side and pinion gears, distributing torque across the axle ends. Sourced directly as a Meritor OEM part, the 3278A79 is catalogued under drive axle product information and cross-references to a wide range of interchange numbers including 361SP33, 461424, 56026R1, and S2342, among others. If you are rebuilding or replacing components in a Meritor drive axle differential, the 3278A79 is the correct Meritor-sourced spider for that assembly. Available from Pro Gear and Transmission. Call us to confirm this is the right part for your axle configuration.
Features
Genuine Meritor OEM differential spider, part number 3278A79
Catalogued as a drive axle product by Meritor
Cross-references to interchange numbers including 361SP33, 461424, 56026R1, S2342, and others
Also referenced as 3278A79RI, ATI3278A79, ER3278A79, HR3278A79, SAS3278A79, and TDA3278A79
Sold by Pro Gear and Transmission
