RockJock Geometry Correction Frame Brackets

2007–2018 Jeep Wrangler JK 3.6L V6 / 3.8L V6

Part #: RJ-131100-103

Overview

The RockJock Front Suspension Geometry Correction Frame Brackets are engineered specifically for Jeep Wrangler JK and Unlimited models from 2007 to 2018. Designed to restore the factory suspension geometry after installing a lift, these brackets realign the control arms to their original position relative to the axle. This correction improves caster angle, front driveline angles, and ensures the axle travels in its intended arc, resulting in restored factory drivability and handling characteristics.

Ideal for Jeep enthusiasts who have lifted their JK Wranglers, these brackets help maintain the vehicle’s original road manners and suspension performance. By addressing the common issues caused by lift kits, RockJock brackets enhance both on-road comfort and off-road capability without compromising the vehicle’s structural integrity.

Key Features

RockJock Geometry Correction Frame Brackets offer precise engineering and practical benefits for lifted Jeep JK Wranglers:

• Restores factory control arm positioning relative to the axle for correct suspension geometry
• Corrects caster angle to improve steering stability and handling
• Optimizes front driveline angle, reducing vibrations and driveline wear
• Ensures axle travels in its factory intended arc for consistent suspension performance
• Improves ride quality by restoring original suspension bump absorption characteristics
• Includes additional mounting holes for proper geometry on vehicles with aftermarket 1-ton axles
• Completely bolt-on design for straightforward installation without frame modifications
• Finished in durable semi-gloss black for corrosion resistance and a clean appearance
• Includes all necessary hardware for a complete and secure installation

Construction & Design

Crafted from high-strength steel, RockJock Geometry Correction Frame Brackets are built to withstand the rigors of off-road use and daily driving. The brackets are precision-engineered to fit directly into the factory control arm mounting points on the Jeep JK frame, ensuring a secure and exact fit. The semi-gloss black finish provides excellent corrosion resistance, protecting the brackets from environmental elements and extending their service life.

The design incorporates additional mounting holes to accommodate aftermarket 1-ton axles, offering versatility for Jeep owners who have upgraded their front axles. This thoughtful engineering ensures that suspension geometry is maintained regardless of axle modifications, preserving drivability and component longevity.

Installation & Fitment

Installation of the RockJock Geometry Correction Frame Brackets is straightforward and requires no welding or frame modifications. The brackets bolt directly into the factory control arm mounting locations on the Jeep Wrangler JK frame. This bolt-on design allows for a clean, professional installation that can be completed with basic hand tools.

The kit is compatible with 2007–2011 Jeep Wrangler models equipped with the 3.8L V6 engine, as well as 2012–2017 and 2018 Jeep Wrangler JK models with the 3.6L V6 engine. Additional mounting holes provide proper geometry correction for vehicles fitted with aftermarket 1-ton front axles, ensuring broad compatibility within the JK platform.

What's Included

• RockJock Front Suspension Geometry Correction Frame Brackets (pair)
• All necessary mounting hardware (bolts, nuts, washers)
• Installation instructions

Ideal For

This product is perfect for Jeep Wrangler JK owners who have installed a suspension lift and want to restore their vehicle’s factory suspension geometry. It is especially beneficial for those who have upgraded to heavier-duty front axles or who seek to improve steering stability, driveline angles, and overall ride quality. Whether you use your Jeep for daily driving, trail riding, or off-road adventures, these brackets help maintain optimal suspension performance and vehicle control.

RockJock 4x4 by John Currie develops trail-proven suspension and steering components for Jeeps and modern off-road platforms, including complete lift systems and the well-known AntiRock sway bar setups. Built around durable, articulation-friendly designs, RockJock is a go-to for enthusiasts who want confident road manners and real capability when the terrain gets technical.