Skyjacker 3.5-6in Coil-Over Component Box (F&R)

2021–2024 Jeep Wrangler 6.4L 392, 2021–2023 Jeep Wrangler 3.6L V6, 2021–2023 Jeep Wrangler 3.0L EcoDiesel, 2021–2023 Jeep Wrangler 2.0L Turbo

Part #: JL36CBR3

Overview

The Skyjacker 3.5-6in Coil-Over Component Box is a comprehensive suspension upgrade designed specifically for Jeep Wrangler JL models from 2021 through 2024, including the powerful 6.4L 392, 3.6L V6, 3.0L EcoDiesel, and 2.0L Turbo engines. This kit is engineered to enhance suspension geometry and articulation, ensuring optimal vehicle control and stability after lift installation. It is ideal for Jeep enthusiasts seeking improved off-road capability, ride quality, and safety without compromising factory electronic systems.

By addressing critical suspension components such as track bars, bump stop spacers, sway bar end links, and mounting brackets, this component box maintains proper axle alignment and suspension travel. It is an essential upgrade for those installing a 3.5 to 6-inch coil-over lift on their Jeep Wrangler JL, preserving the vehicle’s handling characteristics and Electronic Stability Control (ESC) functionality.

Key Features

This component box includes a selection of heavy-duty parts designed to work together seamlessly for enhanced suspension performance and durability:

• Replacement Front Adjustable Track Bar with Skyjacker-installed pressed-in heavy-duty OEM style rubber bushings for durability and noise reduction
• Adjustable 3/4-inch Heavy-Duty Rod End with jam nut and alignment bushings for precise suspension tuning
• Front and Rear Bump Stop Spacers that bolt onto axle bump pads to safely limit suspension travel and prevent damage
• Extended Length Front and Rear Sway Bar End Links featuring pressed-in heavy-duty OEM style rubber bushings to allow full articulation during suspension droop
• Heavy Duty Rear Track Bar Upper Mount Bracket engineered to center the axle under the vehicle, maintaining proper roll center and ride height
• Designed to maintain factory suspension geometry and ensure Electronic Stability Control (ESC) systems operate within original parameters

Construction & Design

Skyjacker’s coil-over component box is built with rugged, high-quality materials engineered to withstand the rigors of off-road use. The track bars and sway bar end links incorporate pressed-in heavy-duty OEM style rubber bushings that provide a balance of durability and vibration dampening. The adjustable rod ends and jam nuts allow for fine-tuning of suspension alignment, ensuring precise control and handling.

The bump stop spacers and rear track bar mount bracket are fabricated to exacting standards, providing secure mounting points that maintain suspension travel limits and axle positioning. This attention to design detail preserves the Jeep’s factory ride characteristics while accommodating lifted suspension setups.

Installation & Fitment

This component box is designed for direct fitment on 2021–2024 Jeep Wrangler JL models equipped with 6.4L 392, 3.6L V6, 3.0L EcoDiesel, or 2.0L Turbo engines. Installation requires moderate mechanical skill and standard suspension tools. The kit bolts directly onto existing suspension mounting points with no need for frame modifications, making it a straightforward upgrade for experienced DIYers or professional installers.

Proper installation ensures the axle remains centered under the vehicle, suspension travel is safely controlled, and factory electronic stability systems continue to function as intended.

What's Included

• Front Adjustable Track Bar with pressed-in HD OEM style rubber bushings
• Adjustable 3/4-inch Heavy-Duty Rod End with jam nut and alignment bushings
• Front and Rear Bump Stop Spacers
• Front and Rear Extended Length Sway Bar End Links with pressed-in HD OEM style rubber bushings
• Heavy Duty Rear Track Bar Upper Mount Bracket

Ideal For

This Skyjacker coil-over component box is ideal for Jeep Wrangler JL owners who have installed or plan to install a 3.5 to 6-inch coil-over lift and want to maintain proper suspension geometry, improve articulation, and preserve factory electronic stability control. It is perfect for off-road enthusiasts seeking enhanced suspension performance and durability without sacrificing on-road safety and handling.

Skyjacker is a long-running off-road suspension brand offering lift kits, shocks, steering stabilizers, and related components for trucks, SUVs, and Jeeps. Built to increase clearance for larger tires and improve trail capability, Skyjacker systems are popular for enthusiasts who want a tougher stance and more off-road confidence with proven application coverage.