These batteries are a favorite of the rock crawling crowd in our area. I ran one of their 1700 batteries in my CJ7 for many years before I had to replace it. They are pricey. Sears now sells them as their Die Hard line.
2001 34' Alpine Coach
2008 Jeep Rubicon or 2012 Ford F150 4x4 Lariat towds
or a couple of different trailers
Retired in Apple Valley, California