JKS Manufacturing Adjustable Rear Lower Control Arm Kit

2018–2026 Jeep Wrangler / Gladiator

JKS1638

Overview:

The JKS Manufacturing Adjustable Rear Lower Control Arm Kit is engineered to enhance the off-road capability and ride quality of your 2018–2026 Jeep Wrangler or Gladiator. Designed for enthusiasts seeking precise suspension tuning and improved durability, this kit features fully adjustable control arms that allow you to fine-tune your vehicle’s suspension geometry and alignment. With premium factory-style rubber bushings pre-installed, these control arms deliver a quieter, smoother ride by effectively reducing noise, vibration, and harshness (NVH) without sacrificing rugged performance.

Whether you’re tackling challenging trails or cruising on the highway, this kit ensures reliable, maintenance-free operation and superior handling characteristics tailored to your Jeep’s specific needs.

Key Features:

Built to provide strength, adjustability, and comfort, the JKS Adjustable Rear Lower Control Arm Kit includes the following key features:

• Premium factory-style rubber bushings at both ends for quiet, smooth, and maintenance-free operation
• Fully adjustable design with forged adjustable flex ends and jam nuts for precise suspension tuning
• Heavy-duty 1-1/4"-12 threaded rods and hex-shaped weld-in bungs for secure and easy adjustments
• CNC-bent from durable DOM steel tubing for optimal strength and proper clearance around tires, frame, and axle mounts
• Powder-coated finish for long-lasting corrosion resistance and rugged durability
• Bushing durometer specifically engineered to dampen noise, vibration, and harshness (NVH) for a controlled ride
• Sold in pairs to ensure balanced suspension performance on both sides

Construction & Design:

The control arms are meticulously crafted from stout DOM (Drawn Over Mandrel) steel tubing, providing exceptional strength and rigidity required for demanding off-road conditions. The CNC bending process ensures precise shaping for ideal clearance and fitment, preventing interference with tires, frame components, or axle mounts. Each arm features a forged adjustable flex end that enhances durability while allowing fine adjustments to suspension geometry.

Pre-installed premium rubber bushings replicate factory-style performance but with improved NVH reduction, delivering a quieter and more comfortable ride. The arms are finished with a durable powder coat to resist corrosion and wear, ensuring long-term reliability in harsh environments.

Installation & Fitment:

This kit is designed for direct fitment on 2018 through 2026 Jeep Wrangler and Gladiator models, requiring no modifications for installation. The fully adjustable arms allow you to dial in your suspension alignment and geometry with ease using the included jam nuts and threaded rods. Installation can be completed with common hand tools and basic mechanical knowledge, making it accessible for both professional installers and experienced DIY enthusiasts.

What's Included:

• Pair of adjustable rear lower control arms with pre-installed premium rubber bushings
• Jam nuts for secure adjustment locking
• Installation hardware and instructions (where applicable)

Ideal For:

This adjustable rear lower control arm kit is ideal for Jeep Wrangler and Gladiator owners who demand enhanced off-road performance, improved suspension tuning capability, and reduced cabin noise and vibration. It suits those upgrading their suspension for lifted setups, heavy-duty trail use, or anyone seeking a more refined and controlled ride without sacrificing durability or ease of maintenance.

JKS Manufacturing builds Jeep and off-road suspension parts—lift systems, control arms, track bars, disconnects, and supporting hardware—engineered for articulation and durability. It’s a popular choice for Wrangler and Gladiator owners looking to improve clearance, ride quality, and capability for real trail use.