Speedmaster PCE204.1067 LSD Helical Gear Diff 40 SPL for Ford 9" 4" Case

Ford 9" 40 Spline TorqueWorm Limited Slip Differential for 4" Case The TorqueWorm is a torque biasing 6 pinion gear type limited-slip unit. This is a preloaded unit allowing for a faster-reacting unit. The use of 6 pinion gears means the stress on gears is spread over a greater surface area, reducing the load on all internal components. The internal components are made from EN36 Material as used in racing. The outer cases made from 8620 Chrome-Nickel-Moly steel and the case hardened for long life and improved strength. Carrier Bearing:PCE203.1006Pinion Bearing:PCE207.1008PCE207.1009Pilot Bearing:PCE468. 6 pinion gear type limited slip unit Preloaded unit allowing for a faster reacting unit Internal components are made from EN36 Material Outer case made from hardened 8620 Chrome-Nickel-Moly steel for long life and improved strength