The Yukon full spool for Dana 44 housings with 30-spline axles converts the differential to 100% lockup, delivering traction to both wheels. Heat-treated 8620 steel construction replaces the carrier for strong drivetrain performance in off-road or racing uses. This spool is intended for Dana 44 30-spline applications with 3.92 and down gear ratios and is not recommended for street driving.
Yukon Gear Steel Spool For Dana 44 w/ 30 Spline Axles / 3.92+