Yukon steel spool for AMC Model 20 with 29-spline axles converts the differential to full-time lockup and provides constant traction to both wheels for off-road or racing applications. The spool installs into the carrier assembly and is intended for setups using specified gear ranges. Built for strength and long life in performance use; not recommended for regular street-driven vehicles.
Yukon Gear Steel Spool For Model 20 w/ 29 Spline Axles / 3.08+