The Dana Spicer oil seal, part number 10103743, is a genuine Spicer axle seal designed for on-highway axle applications. Measured at 7.6 in. wide and 7.5 in. in length with a 2.1 in. height, this seal is sold individually. Pro Gear and Transmission carries genuine Dana Spicer parts to help you source the correct component for your axle service work. Call us to confirm proper fit for your specific axle configuration.Interchanges:A1-1205-Y-2729EH10103743FeaturesGenuine Dana Spicer oil seal for on-highway axle applicationsPart number 10103743Dimensions: 7.6 in. wide x 7.5 in. length x 2.1 in. heightSold individually (unit of measure: each)Available from Pro Gear and TransmissionTech SpecsPart Number: 10103743Width: 7.6 in.Length: 7.5 in.Height: 2.1 in.Application: On-Highway AxleSold As: Each