Yukon Trac-Loc for Ford 8" with 28-spline axles features an aggressive design with four preload springs in a four-pinion layout for assertive limited-slip behavior. The rebuildable Trac-Loc installs in 8" Ford housings with 28 splines and is intended where a more aggressive torque-biasing action is desired across the supported gear ratios.
Yukon Gear Trac-Loc For Ford 8in w/ 28 Spline Axles. Aggressive Design