Good question. And while we're waiting for an answer... I would think one could make it fit?

_________________
2004 TJ Rubicon.

I put two of the big Optima Red Tops in my Diesel. I am going to see if the Diesels stock battery fits in the KK's spot. The Optimas are tiny compared to the stock Cummins batteries, but they are heavier.

_________________
Wife-2008, 4x4 KK North Edition- sunroof, THULE crossbars, kayak folding J's & fairing, WeatherTech mats front, rear & cargo, 6000K HID Hi/Low & Fogs, Rock Krawler X-factor lift, BDS shocks, 255/70-16 BFG ATs, 16x8 Eagle Alloys 137's(4.625"BS)
Mine-2007.5, Dodge 6.7L Cummins 2500 4x4 LARAMIE- Too many mods to list. CumminsForum.com