Chrysler 8.75in. Lock Right Locker For Use With 30 Spline Axles;For Open Differential Only; With Removable Carrier;No Need To Set Up Gears Reuses Existing Carrier;Arrgesive Traction DODGE W100 PICKUP W300 SERIES BASE 1967 1968 1969 1970 1971 1972 1973 1974 3.7L (225) 5.2L Small Block (318) 5.9L Small Block (360) 6.3L Big Block (383) 6.6L Big Block (400) 7.2L (440) GAS Power Trax Power Trax Chrysler 8.75 Inch Lock Right Locker - 1240-LR 1240-LR Differentials