The Timken 513105 is a hub unit bearing assembly supplied preset, pre-greased, and pre-sealed from the factory. The preset design eliminates manual bearing adjustment at installation, and the factory grease fill means no additional lubrication is required before mounting. The sealed construction keeps contamination out over the service life of the unit. Dimensions are 4.44 in. height by 5.94 in. width by 5.94 in. length. Sold individually. Pro Gear and Transmission carries this as a genuine Timken part. Call us to confirm proper fit for your specific application before ordering.FeaturesGenuine Timken hub unit bearing assembly, part number 513105Preset design – no manual bearing adjustment required at installationFactory pre-greased – no additional lubrication needed before mountingPre-sealed construction to resist contamination in serviceDimensions: 4.44 in. height x 5.94 in. width x 5.94 in. lengthSold as individual unitTech SpecsHeight: 4.44 in.Width: 5.94 in.Length: 5.94 in.Unit of Measure: EachUPC: 053893435909