When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Well no r/t's came with an 8.25 and I would assume the QC's that came with the 5.9 had 9's as well. The motors make good torque so they would want a beefier rear end.