The Rock Krawler RKR RRD shock set for 2020–present Jeep Wrangler JLU 4‑door supports the 3.5-inch Adventure‑X Pro long arm suspension. These RRD shocks are the damping component identified for the Pro long arm configuration and are intended to pair with that long arm kit. The description positions them as the shock option matched to the Adventure‑X Pro setup for the JLU 4DR.
Rock Krawler 2020+ Jeep Wrangler JLU 4DR 3.5in Adventure-X (No Limits) Pro Long Arm Suspension