Re: 2013 Wrangler Unlimited Performance upgrades?
Originally Posted by Scottina06
Mine has the 4.10s and I thought it was an option
4.10s are only an option on Rubicon models (3.73s are standard). Otherwise, 3.21 gearing is standard and 3.73s are an option.
Current: 2015 Jeep Grand Cherokee Summit 4x4 -- Granite/Dark Sienna, 5.7L HEMI V8, Platinum Series Group, Skid Plate Group
Past: 2014 Jeep Grand Cherokee Overland 4x4 -- Granite/Beige, 5.7L HEMI V8, Quadra-Drive II, Advanced Technology Group