This Yukon Gear square pinion flange fits 2003-and-up Chrysler 10.5" and 11.5" differentials and uses a 4-bolt square flange design with a 30-spline interface. Manufactured as a replacement flange for later Chrysler applications, it’s intended for use where a square 4-bolt pinion flange is required and is offered as part of Yukon’s general replacement and performance series.
Yukon Gear Square Pinion Flange For 03+ Chrysler 10.5in & 11.5in. 4 Bolt Design