converting 3/4 ton 74 k20 from full time 4x4 to part time 4x4 but my mile marker 423s don't fit. pickup is stock

Asked by May 06, 2017 at 04:15 PM about the 1974 Chevrolet C/K 20

Question type: Car Customization

2 Answers


Maybe you have the wrong part number locking hubs for your front axle.


Look for an ID tag on the front axle.

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