The Rock Krawler Stage 1 shock for the 3.5in X Factor System is specified for 2021+ Jeep Wrangler (JLU) 4-door 4XE models and serves as the Stage 1 damper in that package. It is intended to be installed with the X Factor system components to achieve the kit’s designed ride height and damping characteristics, maintaining the suspension tuning called for by the upgrade.
Rock Krawler 2021+ Jeep Wrangler JLU 4DR (4XE) 3.5in X Factor System - Stage 1