SKU: RAT5102
MPN: 5102
The RATECH Pinion O-Ring for Ford 9-inch rear ends is a crucial component for enthusiasts working on Ford 9-inch differentials in various applications, including street, strip, and off-road vehicles. This small yet vital seal is positioned at the base of the pinion shaft, effectively preventing gear oil from leaking past the pinion bearing and ensuring optimal differential performance.
Designed to meet Ford 9-inch OEM specifications, this precision-molded elastomer ring creates a reliable seal between the pinion shaft and its housing. It withstands continuous pressure cycling as the differential experiences load and unload phases. Over time, worn seals can lead to oil loss, resulting in premature wear of bearings and gears, making this o-ring an essential item for maintenance and rebuilds.
Ideal for builders and mechanics, the RATECH Pinion O-Ring is necessary for full differential rebuilds, pinion bearing replacements, or preventive maintenance on aging 9-inch assemblies. Installation requires the removal of the pinion shaft and bearing cone, making it an opportune time to replace this critical seal.
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