Loading... Please wait...Yukon Trac-Loc Street posi for Ford 8" with 28 spline axles and with light springs. Requires Trac-Loc bolts and Yukon Master Overhaul kit. The Yukon-Trac Loc uses a nodular case, billet side hat, and forged internals for higher strength than stock Trac-Locs. The units use composite clutches for high performance and long life. All units are Rebuildable. Yukon offers a one year warranty against manufacturing defects.