OE axles are typically made from a low cost material and designed for average use.
94 Overall Length;Left Hand Application;For Use In 66-75 Bronco;Large Bearing;California Residents: WARNING Ten Factory Ford 9 Inch Replacement Rear Axle - MG25222 This allows us to back them with a TEN-Year Replacement Warranty.0;28 Spline;5-Lug;26.. TEN Factory Replacement Axles are made from High Manganese 1541H material, allowing a deeper and harder heat treatment.