Rock Krawler X Factor Pro Aluminum 4.5in Trail Runner system for 2021+ Jeep Wrangler JT (Diesel). The Trail Runner configuration in the Pro Aluminum X Factor family is specified at 4.5 inches and identified for JT diesel models from 2021 onward, supplied as a system-level Trail Runner package for the stated Wrangler JT diesel applications.
Rock Krawler 2021+ Jeep Wrangler JT (Diesel) 4.5in X Factor Pro Aluminum Trail Runner System