Rancho RS9000XL Shock Absorber
2018–2024 Jeep Wrangler (Multiple Models)
RS999066
Overview:
The Rancho RS9000XL Rear Shock is a premium suspension upgrade designed specifically for Jeep Wrangler models from 2018 through 2024. As the first nine-position manually adjustable shock in the off-road market, it offers unparalleled control and versatility for drivers who demand superior ride quality both on and off the pavement. Whether you’re towing, hauling, or tackling rugged terrain, the RS9000XL delivers smooth, responsive damping tailored to your driving needs.
Built to withstand extreme temperature variations and harsh conditions, this shock absorber enhances vehicle stability, reduces ride harshness, and improves overall handling. It is an ideal choice for stock or lifted Jeep Wranglers, including popular trims such as Rubicon, Sahara, Sport, Willys, and their Unlimited variants.
Key Features:
The Rancho RS9000XL Rear Shock combines advanced engineering with durable materials to provide a reliable and customizable suspension solution:
- Nine-position adjustable knob for precise damping control, allowing you to fine-tune firmness for on-road comfort or off-road performance
- Up to 2.75-inch tri-tube body filled with all-weather fluid to maintain cooler operation and consistent performance in temperatures ranging from -40°F to 248°F
- Application-specific 18mm nitro-carburized piston rod resists scuffs and corrosion for extended durability
- Double-welded loops at stress points and a 1.25-inch sintered iron piston enhance structural integrity under demanding conditions
- Low-friction, self-lubricating seal retains gas and oil to ensure quicker rebound and smoother compression
- Polyurethane rebound bumper and bushings combined with a graphite-filled fluon-banded piston reduce ride harshness and improve responsiveness
- Nitrogen gas pressurized to 120 PSI minimizes air-to-oil mixture, reducing damping fade and foaming during extended use
- Protective polyvinyl boot and premium liquid metallic finish extend shock life by shielding against dirt and corrosion
- Limited Lifetime Warranty from Rancho provides peace of mind and confidence in product quality
Construction & Design:
The RS9000XL shock absorber is engineered with a robust tri-tube design that supports superior heat dissipation and fluid stability. Its piston rod undergoes nitro-carburizing, a heat treatment process that hardens the surface to resist wear and corrosion, crucial for off-road environments. The sintered iron piston and reinforced mounting loops ensure the shock withstands heavy loads and rough terrain without compromising performance.
Additionally, the shock’s seals are designed to reduce internal friction and maintain gas and oil retention, which translates to consistent damping response and longer service intervals. The inclusion of a polyvinyl protective boot guards the shock shaft from debris and environmental damage, further enhancing durability.
Installation & Fitment:
The Rancho RS9000XL Rear Shock is a direct-fit replacement for a wide range of Jeep Wrangler models from 2018 to 2024, including the 80th Anniversary, Freedom, Islander, Rubicon, Rubicon X, Sport, Sport S, Sahara, Willys, and their Unlimited variants. Installation requires no special modifications and can be completed with standard tools by experienced DIYers or professional technicians. This ensures a hassle-free upgrade that restores or improves your vehicle’s ride quality and handling characteristics.
What's Included:
- One Rancho RS9000XL Rear Shock Absorber (Part # RS999066)
- Protective polyvinyl boot installed
- Adjustment knob for nine-position damping control
- Installation instructions (where applicable)
Ideal For:
The Rancho RS9000XL Rear Shock is perfect for Jeep Wrangler owners who require a versatile suspension solution capable of adapting to diverse driving conditions. It suits those who frequently switch between on-road cruising and off-road adventures, tow trailers, or haul heavy loads. Whether your Wrangler is stock or lifted, this shock absorber enhances ride comfort, vehicle control, and durability for everyday driving and extreme terrain alike.
