The USA Standard Steel Spool for Dana 44 with 30-spline axles provides full-time lockup for off-road and racing applications. Built from heat-treated 8620 steel, the spool installs in place of the carrier to deliver 100% traction to both wheels. Intended for dedicated use and not recommended for street-driven vehicles, this unit fits Dana Spicer 44 housings for 3.92 and up final drive ratios.
USA Standard Steel Spool For Dana 44 w/ 30 Spline Axles / 3.92+