Skyjacker 4.5in Jeep Wrangler Rubicon 392 | JL (JL45R3ELT)

The Skyjacker 21-23 Jeep Wrangler Unl. Rubicon 392 4.5-inch Component Box is a comprehensive suspension upgrade kit designed to enhance off-road performance and ride height. It includes front and rear shock extension relocation brackets that reposition factory tuned performance shocks for increased articulation and clearance. The kit features a replacement front adjustable track bar with Skyjacker-installed pressed-in OEM-style rubber bushings, a heavy-duty 3/4-inch rod end, jam nut, and alignment bushings for precise steering and stability. Additionally, bump stop spacers bolt onto axle bump pads to maintain safe suspension travel, while extended length sway bar end links allow full articulation during suspension droop. A heavy-duty rear track bar upper mount bracket is also included to center the axle and preserve factory roll center, ensuring proper suspension geometry and electronic stability control function.

This kit is designed for 2021–2023 Jeep Wrangler models, including the Unlimited Rubicon 392 with a 4.5-inch lift height. It is a bolt-on upgrade intended for off-road enthusiasts seeking increased suspension travel and durability. The components are compatible with factory mounting points and are suitable for aggressive off-road use, maintaining factory stability and handling characteristics. The kit includes all necessary brackets, spacers, and end links for a complete installation, addressing the vehicle’s new ride height and ensuring optimal suspension geometry. It is ideal for off-road adventures, trail riding, and enhancing overall vehicle capability while preserving factory safety systems.