The Rock Krawler RRD shock for the 2021+ Jeep Wrangler JT (diesel) X Factor 3in system is supplied as the Stage 1 option matched to that package. Intended for use with the X Factor 3-inch suspension kit, this RRD Stage 1 shock is the damping component paired with the system as part of the Stage 1 configuration.
Rock Krawler 2021+ Jeep Wrangler JT (Diesel) 3in X Factor System - Stage 1