The Yukon 12T 5-lug conversion axle is a replacement unit designed to adapt early 30-spline, 12-bolt GM trucks to a 5x5 bolt pattern while offering alloy strength via heat-treated construction. It supports restoration and upgrade projects for older trucks. This conversion axle fits 1965–1969 GM 12-bolt trucks with four-wheel drive, measures 30 3/4" long and provides a 30-spline shaft.
Yukon Gear 12T 5 Lug Conversion Axle / 65-69 30in Early 30-Spline 5X5 Bolt Pattern