The Eaton Fuller Ball Bearing, part number 81557, is a genuine Eaton Fuller manual transmission component. This bearing is sold individually and falls within the manual transmission gear category, serving as an internal transmission part. Pro Gear and Transmission carries this Eaton Fuller part for buyers sourcing drivetrain components for heavy-duty truck applications. If you need to confirm this is the correct bearing for your transmission build or repair, give us a call before ordering.FeaturesGenuine Eaton Fuller part number 81557Ball bearing for manual transmission applicationsSold as individual unit (each)Categorized under manual transmission components and gearsCompatible with Eaton Fuller heavy-duty transmission assembliesUsed in these Eaton Fuller modelsRTX-12515RTXF-12515