The Rock Krawler RRD shock for 2020–present Jeep Wrangler JLU four‑door diesel models is the Stage 1 unit specified for the 2.5in X Factor Pro (No Limits) Aluminum System. Supplied as the Stage 1 damping element in that Pro No Limits setup, it pairs with the kit’s other components for use on 2020+ JLU 4DR diesel configurations and follows the system’s staged arrangement.
Rock Krawler 2020+ Jeep Wrangler JLU 4DR (Diesel) 2.5in X Factor Pro (No Limits) Al System - Stage 1