The Rock Krawler RRD Stage 1 shock for 2020–present Jeep Wrangler (JLU) 4-door diesel applications is specified as the Stage 1 option in the Adventure‑X Pro (No Limits) long arm suspension kit. As the Stage 1 damper within that Pro No Limits package, it is the intended shock component to pair with the Adventure‑X Pro long-arm hardware on those Jeep models.
Rock Krawler 2020+ Jeep Wrangler JLU 4DR 4.5in Adventure-X Pro (No Limits) Long Arm Suspension