Rancho RS999046 Shock Absorber - Rear

Overview of Rancho RS9000XL Suspension Shock Absorber

The Rancho RS9000XL Suspension Shock Absorber (Part Number RS999046) is engineered for Ford F-250 Super Duty and F-350 Super Duty trucks. Designed to provide reliable damping performance, this shock absorber features precise dimensions and mounting configurations tailored for these heavy-duty vehicles.

• Compatible with Ford F-250 Super Duty and F-350 Super Duty models
• Compressed length: 16.65 inches
• Extended length: 26.76 inches
• Travel length: 10.11 inches
• Includes dust shield for enhanced durability
• Lower mounting: Loop bushing & sleeve mount (12mm sleeve ID x 1.5" sleeve OAL)
• Upper mounting: Loop bushing mount (5/8" bushing ID x 1.3125" bushing OAL)
• Reserve tube diameter: 2.75 inches
• No compressed or extended bumper stops included

RS9000XL Product Line Features

The RS9000XL line from Rancho offers adjustable shock absorbers designed to improve ride quality and handling for heavy-duty trucks. This product line focuses on providing a balance between comfort and control, with features such as adjustable damping settings (not specified for this part) and robust construction. The RS999046 shock absorber fits within this line, delivering consistent performance for Ford Super Duty trucks requiring precise suspension components.

Detailed Product Description

This Rancho RS9000XL shock absorber is built with a 2.75-inch reserve tube diameter, enhancing heat dissipation and durability under demanding conditions. The shock’s compressed length of 16.65 inches and extended length of 26.76 inches provide a travel length of 10.11 inches, suitable for the suspension travel requirements of Ford F-250 and F-350 Super Duty trucks. The inclusion of a dust shield helps protect internal components from debris and extends service life. Mounting is facilitated by loop bushing and sleeve mounts on the lower end and loop bushing mounts on the upper end, ensuring secure fitment and compatibility with factory suspension points.

Common Applications and Problem Solving

• Reduces excessive body roll and sway during towing or hauling
• Improves ride comfort over rough or uneven terrain
• Restores proper suspension travel and damping response
• Addresses worn or leaking factory shock absorbers
• Enhances vehicle stability under heavy load conditions

Installation Notes and Tips

Installation of the Rancho RS999046 shock absorber requires matching the mounting points precisely to the Ford F-250 and F-350 Super Duty suspension. Ensure the loop bushing and sleeve mounts align correctly with the vehicle’s suspension arms. The dust shield is included and should be positioned properly to protect the shock shaft. No additional parts pack is included, so verify all necessary hardware is available before installation. It is recommended to replace shocks in pairs to maintain balanced suspension performance.

Quality Assurance and Warranty

Rancho RS9000XL shocks are manufactured to meet OEM standards for durability and performance. This shock absorber is constructed with quality materials designed to withstand heavy-duty use. While specific warranty details are not provided here, Rancho typically offers limited warranties on their suspension components. Consult Rancho’s official documentation or authorized dealers for exact warranty terms related to part number RS999046.