JKS Manufacturing Rear Coil Spring Retainers

2005–2010 Jeep Grand Cherokee, 2007–2018 Jeep Wrangler JK

Part #: JKS1600

Overview

The JKS Manufacturing Rear Coil Spring Retainer is a critical safety upgrade engineered for Jeep Wrangler JK models from 2007 to 2018 and Jeep Grand Cherokee models from 2005 to 2010. Designed to address the common issue of coil springs becoming unseated when longer shocks are installed, this retainer ensures your coil springs remain securely seated on their axle perches. This prevents potential damage or injury caused by dislodged springs during both on-road and off-road driving.

Ideal for Jeep enthusiasts who have upgraded their suspension or plan to extend their shock absorbers, the JKS Rear Coil Spring Retainer delivers enhanced safety and peace of mind without compromising suspension performance. Its straightforward bolt-on design allows for quick installation, making it a practical and essential addition to any suspension upgrade.

Key Features

Engineered for reliable coil spring retention and compatibility with extended suspension setups, the JKS Rear Coil Spring Retainer offers the following benefits:

• Prevents coil spring dislodgement during full suspension articulation for safer driving on rough terrain
• Contoured design acts as a landing pad for bump stops fitted inside the coil spring, improving suspension travel control
• Retention disc securely captures the bottom of the coil spring to maintain proper seating
• Enables the use of extended-length shock absorbers for increased suspension articulation and enhanced ride quality
• Easy bolt-on installation requiring only basic hand tools and no permanent modifications
• Compatible with right-hand drive Jeep Wrangler JK models and select Jeep Grand Cherokee models
• Durable construction built to withstand harsh off-road conditions and long-term use
• Cost-effective solution that enhances suspension safety without adding complexity

Construction & Design

The JKS Rear Coil Spring Retainer is manufactured from high-quality materials designed for strength and longevity. Its precision-contoured shape ensures a perfect fit on the coil spring perch, providing a secure landing surface for both the coil spring and the internal bump stop. The robust retention disc design prevents the coil spring from shifting or becoming dislodged, even under extreme suspension articulation or challenging off-road conditions.

Produced by JKS Manufacturing, a trusted leader in Jeep suspension components, this retainer reflects meticulous engineering and strict quality control standards to maintain the integrity and safety of your vehicle’s suspension system.

Installation & Fitment

Installation of the JKS Rear Coil Spring Retainer is straightforward and requires no permanent modifications to your Jeep. The retainer bolts directly onto the existing coil spring perch, allowing for a quick upgrade that can be completed in just minutes using common hand tools. This ease of installation makes it accessible for both professional mechanics and DIY enthusiasts.

This product fits a wide range of Jeep Wrangler JK models from 2007 through 2018, including Rubicon, Sahara, Sport, Sport S, and Unlimited variants. It also fits Jeep Grand Cherokee models from 2005 to 2010, ensuring broad compatibility across popular Jeep platforms.

What's Included

• Rear Coil Spring Retainer assembly
• Mounting hardware for bolt-on installation
• Installation instructions

Ideal For

The JKS Rear Coil Spring Retainer is perfect for Jeep owners who have upgraded to longer shocks or extended suspension travel and want to ensure their coil springs remain securely seated. It is especially beneficial for off-road enthusiasts, trail riders, and anyone seeking enhanced suspension safety and reliability during demanding driving conditions.

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.