6c/o 2 ea ring part no. 1501653 2 ea ring assembly part no. 1501652 1 ea clutch part no. 1270988 1 ea gear part no. 1270987 federal supply code for mfr 12204, 2.554 in. Min 2.590 in. Max o/a lg, designed for use on truck 3/4 '''' ton 4x4 snl g741 all models