Seller notes

This listing is for a special factory correct nut that attaches the windshield wiper transmission shaft to the wiper control arm that resides in the cowl area. This factory correct nut has the special washered serrated head and comes with the correct fine threads. This nut will fit most 69-92 GM model cars and may fit other years as well. I also have this nut in a kit with the wiper motor rubber bushings and mounting bolts in another listing if you need all of the hardware so be sure to see my o...

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