I also run Duratracs and haven't had any issues with the sidewalls. I'm very happy with their performance both on and offroad. Mine are an "E" load rating.
Originally Posted by Jeepmudder
2008 JK Rubicon Unlimited - 33" Duratracs, 16" Black Rock 942D Steelies, Custom TeraFlex 2" Coil Spring Lift, Modified Mopar Off-Road Bumper, TeraFlex D-Rings & Mounts, XRC-8 Winch, Hella 500 Windshield Lights on Rugged Ridge Mounts, XHD Snorkel.
Previous Jeeps: 3 TJs (03 Rubi, 00 Sahara, 97 Sport) 2 XJs (99 Sport, 96 Classic) and 1 CJ-7 (79 Rust-egade).