Rancho Front and Rear Suspension System

2007–2017 Jeep Wrangler / 2018 Jeep Wrangler JK

RS66118BR5

Overview:

The Rancho Front and Rear Suspension System is engineered to enhance the off-road capability and on-road comfort of your 2-door Jeep Wrangler JK. Designed specifically for Jeep models from 2007 through 2017 and the 2018 Wrangler JK, this premium 2-inch progressive sport suspension kit provides additional ground clearance and improved handling for trail enthusiasts and daily drivers alike. Featuring Rancho’s RS5000®X shocks and progressive rate coil springs, this system reduces body roll, improves control, and delivers a balanced ride quality whether you’re navigating rugged terrain or cruising city streets.

Built to accommodate up to 33-inch tires with 17-inch wheels, the suspension system offers the versatility needed for serious trail riding while maintaining compatibility with Jeep’s factory electronic stability system. This makes it an ideal upgrade for Jeep owners seeking enhanced performance without sacrificing safety or drivability.

Key Features:

This Rancho suspension system combines advanced technology and thoughtful design to deliver superior performance and durability:

• Includes four Rancho RS5000®X front and rear shocks for improved damping and control
• Front and rear progressive rate coil springs tuned for a smooth ride and enhanced off-road capability
• Provides 2 inches of suspension lift, increasing ground clearance for up to 33-inch tires (35-inch tires possible with trimming)
• Compatible with Jeep’s factory electronic stability control system, preserving original safety features
• Allows use of original equipment wheels and tires with 17-inch wheels and 4.5-inch backspacing
• Includes front bump stops and rear brake line relocation brackets for proper fitment and safety
• Bolt-on installation with no major modifications required
• Complies with NHTSA FMVSS126 standards for vehicle stability
• Backed by Rancho’s limited lifetime warranty for peace of mind

Construction & Design:

The Rancho suspension system is crafted with high-quality materials and precision engineering to withstand the rigors of off-road use. The RS5000®X shocks feature durable construction with advanced valving technology that controls body movement and prevents shock rod overextension. The progressive rate coil springs are specifically designed to provide a comfortable ride on pavement while progressively stiffening under heavier loads or rough terrain, ensuring optimal performance in diverse driving conditions.

All components are engineered to integrate seamlessly with Jeep’s factory systems, maintaining vehicle stability and safety. The included hardware and brackets are designed for secure mounting and long-lasting durability, ensuring your suspension upgrade performs reliably mile after mile.

Installation & Fitment:

The Rancho suspension system offers a straightforward bolt-on installation process that can be completed with basic hand tools and mechanical knowledge. It is designed to fit 2-door Jeep Wrangler models from 2007 to 2017 and the 2018 Wrangler JK, including popular trims such as Rubicon, Sahara, Sport, Sport S, X, and special editions like the 70th and 75th Anniversary models.

While the kit accommodates 33-inch tires on 17-inch wheels with 4.5-inch backspacing, fitting 35-inch tires may require trimming of bumpers, sliders, or other accessories. The system is fully compatible with Jeep’s electronic stability control, allowing you to retain factory safety features without compromise.

What's Included:

• Four Rancho RS5000®X front and rear shocks
• Front and rear progressive rate coil springs
• Front bump stops
• Rear brake line relocation brackets
• All necessary mounting hardware

Ideal For:

This suspension system is perfect for Jeep Wrangler owners who want to improve their vehicle’s off-road capability and ground clearance without sacrificing on-road comfort or safety. Whether you’re an avid trail rider, weekend adventurer, or daily driver looking to upgrade your Jeep’s suspension, the Rancho RS66118BR5 kit delivers a balanced and reliable solution tailored to your needs.

Rancho is a performance suspension and shock brand for trucks, SUVs, and Jeeps, offering shocks/struts, steering stabilizers, leveling kits, and lift systems built for trail and daily use. Their products are aimed at improving control and stability on rough terrain while maintaining everyday drivability—ideal for rigs that tow, haul, and still see dirt on the weekends.