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Outer Axle Shafts

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The early ’Cruiser outer axle shafts (right) are about 1.11 inches in diameter and have six coarse splines that mate with the locking hub. Newer ’Cruiser, or 1979-to-1985 mini-truck outers (left), were swapped in and are about 1.24 inches in diameter with 30 mating splines at the hub.