Flanged 31 spline axle axles have 3.15" bearings installed. axle housing only is 48" wide from housing end to housing end without axles. axles have three bolt patterns in all axles, 5 x 4.5" small ford, 5 x 4.75" GM and 5 x 5".
53" Track Width Small Web Round Back Ford 9 inch Housing with Big Ford Ends
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