Rancho Suspension System Component (Front and Rear)
2018–2023 Jeep Wrangler Unlimited 4-Door
RS66124BR5-2
Overview:
The Rancho Suspension System Component (Front and Rear) is engineered specifically for the 2018 to 2023 Jeep Wrangler Unlimited 4-door models. This suspension upgrade is designed to enhance your Jeep’s off-road capability and on-road comfort by providing a lift of 2 to 3.5 inches, allowing for larger tires and improved ground clearance. Ideal for trail enthusiasts and daily drivers alike, this system combines advanced shock technology with progressive rate coil springs to deliver superior control, reduced body roll, and a balanced ride under heavy loads.
Whether you’re tackling rocky terrain, navigating trails, or cruising on pavement, this Rancho suspension component ensures your Jeep Wrangler maintains a stable stance and responsive handling. It is compatible with the factory electronic stability system and allows the use of original equipment wheels and tires, making it a seamless upgrade for your vehicle.
Key Features:
This suspension system offers a comprehensive set of features designed to improve your Jeep’s performance and durability:
- Includes four Rancho RS5000®X shocks with Dynamic Rebound Spring (DRS) technology for enhanced control and reduced body roll.
- Front and rear corner-specific progressive rate coil springs maintain level stance and ride quality under heavy loads.
- Provides 2 to 3.5 inches of lift, accommodating up to 35-inch tires on 17-inch wheels with 4.5-inch backspacing.
- Compatible with Jeep’s factory electronic stability system, preserving OE safety features.
- Includes extended sway bar end links for improved suspension articulation and handling.
- Equipped with bump stops and e-brake line relocation bracket to ensure proper suspension travel and safety.
- Brackets fabricated from high-strength, low-alloy steel for long-lasting durability.
- Designed specifically for 4-door Jeep Wrangler JL Unlimited models, excluding diesel variants.
- Allows use of original equipment wheels and tires without modification.
- Backed by Rancho’s limited lifetime warranty for peace of mind.
Construction & Design:
The Rancho Suspension System Component is built with precision engineering and high-quality materials to withstand the rigors of off-road use. The coil springs are progressive rate, meaning they provide a smooth ride during normal driving and firm up under heavy loads or aggressive terrain, maintaining vehicle stability. The RS5000®X shocks incorporate Dynamic Rebound Spring (DRS) technology, which prevents shock rod overextension and controls rebound for a more controlled and comfortable ride.
All brackets and hardware are constructed from high-strength, low-alloy steel, ensuring longevity and resistance to corrosion and wear. This robust construction guarantees that the suspension system will perform reliably in demanding environments, from rocky trails to highway driving.
Installation & Fitment:
This suspension component is designed for a bolt-on installation, making it a straightforward upgrade for experienced enthusiasts and professional installers alike. It complies with NHTSA FMVSS126 standards, ensuring safety and regulatory compliance. This product is Box 2 of 2 for the master kit RS66124BR5; both Box 1 (RS66124BR5-1) and Box 2 (RS66124BR5-2) must be ordered together for a complete suspension lift kit.
The system fits 2018 to 2023 Jeep Wrangler Unlimited 4-door models, including the 80th Anniversary, Freedom, High Altitude, Islander, Moab, Rubicon, Sahara, Sahara Altitude, Sport, Sport Altitude, Sport S, Willys, and Willys Sport trims. Note that non-Rubicon models will achieve a taller lift height compared to Rubicon variants.
What's Included:
- Four Rancho RS5000®X front and rear shocks
- Front and rear corner-specific progressive rate coil springs
- Bump stops for suspension travel protection
- Front and rear extended sway bar end links
- E-brake line relocation bracket
- All necessary mounting hardware
Ideal For:
This Rancho suspension system is ideal for Jeep Wrangler Unlimited owners seeking a reliable, high-performance lift kit that enhances off-road capability without sacrificing on-road comfort. It suits trail riders, rock crawlers, and daily drivers who want to fit larger tires and improve ground clearance while maintaining factory safety features and drivability. It is also a great choice for those looking to upgrade their suspension with durable components backed by a trusted brand and lifetime warranty.
