The Spartan Helical LSD’s helical-cut worm gears seamlessly funnel torque to the tire with the best grip. Its 10-pinion design is stronger than 6- or 8-pinion units because it has more points of contact to deliver optimal load distribution.
Fits Dana 30 front differentials
27 spline, 3.73-and-up ratio
Forged 8620 steel alloy case and internals for superior durability