Yukon Gear Steel Spool For Ford 9in w/ 33 Spline Axles

Yukon Full Spools are a cost-effective way to convert a diff to 100% lockup. Installation is easy as they install in place of your differential carrier assembly. Each Yukon spool is made from high-quality 8620 steel and heat treated for additional strength. A spool is an outstanding choice for dedicated off-road and drag racing vehicles only. Fits Ford 9'', 33 spline. Yukon spools provide 100% traction to both wheels for off road, racing and performance applications. This spool is double drilled for 7/16in./1/2in. ring gear bolts. 9in. FORD 33spl STEEL SPOOL;2-1/4in.DECK;1.785in.JRNL 45degree

• Fits Ford 9" with 33 spline axles; Provides 100% traction to both wheels at all times; Not recommended for street driven vehicles; This spool is double drilled for 7/16" & 1/2" ring gear bolts.
• Not Recommended For Street Driven Vehicles