The Yukon Gear pinion support bolt is a 7/16-14 thread fastener made for 14-tooth GM pinion setups, intended to serve as a direct replacement in affected GM differentials. Yukon supplies a wide selection of differential small parts for rebuilds and maintenance; this long 7/16-14 bolt provides the proper thread and length for pinion support installation where that specification is required.
Yukon Gear GM 10.5in 14 Bolt Pinion Support Bolt