This SPC replacement lower front control arm bushing is specified for 2018‑on Jeep Wrangler (JL) and Gladiator (JT) applications and is sold individually; two are used per control arm. It restores the original bushing interface for the control arm and can be fitted during suspension service. The listing notes that up to four bushings may be required per vehicle and suggests related parts for caster or pinion angle adjustment if needed.
SPC Performance Jeep Control Arm Replacement Bushing