Originally Posted by
RubberCtyRauder
For some reason, marauders had their own spider gears. They are discontinued, possible options, swap entire rear end with a crown Vic p71 2003-2011 that has 3.55 gear ratio. Can also change yours to 31 spline and buy the needed parts, axles, . Info is in the other post you commented in. The poster never bought the Yukon stuff.
Yukon gears will not work. The entire carrier has to be changed to mustang with mustang spider gears
03 black 300A # 2827 stock setup 275,000 on car. 65,000 on engine from a 04. 03 engine died at 273,000 . Rear cat delete with magnaflow 11256 mufflers.