Rancho RS55039 Shock Absorber - Front

Overview of Rancho RS5000X Suspension Shock Absorber

The Rancho RS5000X RS55039 suspension shock absorber is engineered for reliable performance on Ford and Mazda trucks and SUVs. Designed to meet the demands of vehicles like the Ford Ranger and Mazda B2300, this shock absorber offers precise damping and durability for improved ride quality.

• Compatible with Ford and Mazda models including B2000, B2200, B2300, B2600, B3000, B4000, Bronco II, E-100 Econoline series, E-150 Econoline series, Explorer, Navajo, and Ranger
• Compressed length: 9.67 inches; extended length: 14.32 inches
• Travel length of 4.65 inches for effective suspension movement
• Includes dust shield for enhanced protection against debris
• Extended bumper stop included for improved suspension cushioning
• Lower mounting with loop bushing mount (5/8" bushing ID x 1.5/16" bushing OAL)
• Upper mounting with stem mount (2.3/8" stem length x 3/8"-16 thread pitch)
• Reserve tube diameter of 2.251 inches for consistent hydraulic performance
• Parts pack included (P01134, P01013) for installation support

About the Rancho RS5000X Product Line

The RS5000X series by Rancho is designed to provide enhanced suspension control and durability for light trucks and SUVs. This product line focuses on delivering consistent damping performance with features such as extended bumper stops and dust shields to protect internal components. The RS55039 shock absorber is part of this line, offering a balance of ride comfort and handling for vehicles like the Ford Explorer and Mazda Navajo.

Detailed Product Description

The Rancho RS55039 shock absorber features a compressed length of 9.67 inches and an extended length of 14.32 inches, providing a travel length of 4.65 inches to accommodate suspension articulation. Its loop bushing lower mount and stem mount upper connection ensure secure fitment and compatibility with specified Ford and Mazda models. The inclusion of a dust shield helps prevent contamination, extending the shock's service life. The extended bumper stop enhances cushioning during suspension compression, reducing harsh impacts. This shock absorber does not include a compressed bumper stop or extended hydraulic lockout, focusing instead on reliable, consistent damping performance.

Applications and Problem Solving

• Restores proper suspension damping on Ford Ranger and Mazda B2300 trucks
• Reduces excessive bouncing and improves ride stability on rough terrain
• Addresses worn or damaged shocks causing poor handling or uneven tire wear
• Enhances suspension response for vehicles used in light off-road or daily driving conditions
• Replaces factory shocks to maintain vehicle safety and comfort

Installation Notes and Tips

• Verify compatibility with your specific Ford or Mazda model before installation
• Use the included parts pack (P01134, P01013) for mounting hardware and bushings
• Ensure proper torque specifications on upper stem mount and lower loop bushing
• Inspect suspension components for wear during installation to prevent premature failure
• Professional installation is recommended for optimal performance and safety

Quality Assurance and Warranty

Rancho RS5000X shock absorbers are manufactured to meet OEM standards for durability and performance. The RS55039 part number is backed by Rancho's quality control processes to ensure consistent function. Warranty details should be confirmed with the product documentation or manufacturer, as coverage may vary by application and region.