Rancho RS55817 Suspension Strut - Front

Overview of Rancho RS5000X Suspension Strut RS55817

The Rancho RS5000X suspension strut RS55817 is engineered for reliable performance on select GM and Isuzu SUVs and trucks. Designed to provide consistent damping and improved ride quality, this strut is compatible with Buick, Chevrolet, GMC, Isuzu, and Oldsmobile models including the Trailblazer, Envoy, and Ascender.

• Compressed length: 11.07 inches
• Extended length: 16.08 inches
• Body length: 9.987 inches
• Body type: B4
• Extended bumper stop included
• Loop bushing mounts with 5/8" bushing ID and 1.5/16" bushing overall length
• Reserve tube diameter: 2 inches
• Travel length: 5.01 inches

Detailed Product Features and Specifications

The RS55817 suspension strut from Rancho’s RS5000X line features a B4 body type designed for durability and consistent performance. With a compressed length of 11.07 inches and an extended length of 16.08 inches, this strut offers a travel length of 5.01 inches, providing effective suspension movement for improved vehicle control. The strut includes an extended bumper stop to help absorb impacts during full extension, while the absence of a compressed bumper stop allows for smoother compression travel. Both upper and lower mounts utilize loop bushing mounts with a 5/8" inner diameter and 1.5/16" overall length, ensuring secure and stable installation. The 2-inch reserve tube diameter supports consistent hydraulic damping under various driving conditions.

About the Rancho RS5000X Product Line

The RS5000X series by Rancho is designed to deliver dependable suspension performance for a range of SUVs and trucks. This product line focuses on providing enhanced ride control and durability through features like extended bumper stops and robust mounting designs. The RS55817 strut exemplifies these qualities, making it suitable for vehicles requiring reliable suspension components that maintain factory ride characteristics.

Applications and Common Issues Addressed

• Replacement for worn or leaking suspension struts on Buick Ascender and Chevrolet Trailblazer
• Improves handling and ride comfort on GMC Envoy and Isuzu Bravada models
• Restores proper suspension travel and damping for Oldsmobile and Chevrolet SSR vehicles
• Addresses excessive body roll and instability during cornering
• Reduces noise and vibration caused by damaged or fatigued struts

Installation Notes and Tips

• Ensure compatibility with vehicle make and model before installation
• Use proper tools to remove and install loop bushing mounts securely
• Check suspension alignment after installation to maintain handling performance
• Inspect related suspension components for wear during replacement

Quality Assurance and Warranty Information

Rancho RS5000X suspension struts are manufactured to meet OEM specifications for fit and function. The RS55817 part number undergoes rigorous quality control to ensure durability and consistent performance. While specific warranty details may vary, Rancho typically offers coverage against defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.