Ford 9'' center section. One piece 1/8'' thick triangulated design offers increased strength and weight reduction compared to pieced-together housings. Features 3'' o.d. x 60.75'' wide steel axle tube, drain plug, filler plug, and 1/4'' thick faceplate designed for press-in studs, item #247-9006. TIG welded throughout with the exterior welds ground smooth to eliminate stress risers.