RockJock Rear Upper Bump Stop Spacer

2018–2026 Jeep Gladiator

RJ-157500-101

Overview:

The RockJock Rear Upper Bump Stop Spacer is a precision-engineered solution designed specifically for Jeep Gladiator models from 2018 through 2026. This spacer is an essential component for owners running the RockJock 1 1/2 inch JT Mojave Suspension System who want to maintain the factory-installed air bump stops on their Mojave models. By allowing the retention of the soft factory jounce bumpers, these spacers ensure that your suspension system continues to perform optimally after lift installation.

Ideal for off-road enthusiasts and Jeep Gladiator owners looking to enhance their vehicle’s suspension travel and durability, the RockJock Rear Upper Bump Stop Spacer provides a simple yet effective upgrade that preserves ride quality and suspension protection.

Key Features:

Designed with precision and durability in mind, the RockJock Rear Upper Bump Stop Spacer offers the following key benefits:

• Compatible with RockJock’s 1 1/2 inch JT Mojave Suspension System lift
• Allows retention of factory-installed soft air bump stops for consistent suspension performance
• Easy installation by removing factory jounce bumpers, bolting spacers, and reinstalling bumpers
• CNC machined from high-grade 6061-T6 aluminum for strength and lightweight durability
• Clear anodized finish for corrosion resistance and long-lasting appearance
• Includes all necessary hardware for a complete installation
• Precision fitment for a wide range of Jeep Gladiator trims and model years

Construction & Design:

The bump stop spacers are crafted from 6061-T6 aluminum, a premium aerospace-grade material known for its excellent strength-to-weight ratio and corrosion resistance. CNC machining ensures tight tolerances and a perfect fit, while the clear anodized finish protects the aluminum from environmental wear and enhances durability. This robust construction guarantees that the spacers will withstand the rigors of off-road use while maintaining a lightweight profile that does not add unnecessary mass to your suspension components.

Installation & Fitment:

Installation is straightforward and designed to integrate seamlessly with your existing suspension setup. To install, simply remove the factory soft jounce bumpers from the frame cup, bolt the RockJock bump stop spacers into place, and then press the factory bumpers into the bottom of the spacers. This process requires no permanent modifications and preserves the original bump stop functionality while accommodating the 1 1/2 inch lift.

The RockJock Rear Upper Bump Stop Spacer fits a comprehensive range of Jeep Gladiator models, including but not limited to the 80th Anniversary, Altitude, Freedom, High Altitude, Launch Edition, Mojave, Mojave X, Overland, Rubicon, Rubicon X, Sport, Sport S, Texas Trail, Willys, and Willys Sport trims from model years 2018 through 2026.

What's Included:

• Rear Upper Bump Stop Spacers (CNC machined 6061-T6 aluminum)
• All necessary mounting hardware
• Installation instructions

Ideal For:

This product is perfect for Jeep Gladiator owners who have installed or plan to install the RockJock 1 1/2 inch JT Mojave Suspension System lift and want to maintain the factory air bump stops for optimal suspension performance. It is especially suited for off-road enthusiasts who demand reliable suspension travel and protection without sacrificing the comfort and functionality of the original bump stop system.

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.