I will give buick crew first shot at this before ebaying it. 3.42 third member from 63 64 65 buick 30 spline axle unit eaton posi all cleaned and reconditioned original condition unit was disassembled and cleaned out all reassembled with original parts as it was a road worthy unit as is. Pattern is great ring and pinion very low mileage... very tough to find in this nice of condition...or at all anymore. 950.00 is the price
