Monroe 58604 Shock Absorber and Coil Spring Assembly - Rear

Monroe Load Adjusting Shock Absorber Overview

The Monroe Load Adjusting Shock Absorber 58604 is engineered to provide reliable suspension performance for Ford F-150 and F-250 trucks. Designed as a suspension shock absorber and coil spring assembly, this part helps maintain vehicle stability and ride comfort under varying load conditions.

• Compressed length: 15.75 inches
• Extended length: 26.375 inches
• Travel length: 10.625 inches
• Metal dust shield included for enhanced durability
• Upper mounting: Loop bushing mount (5/8" bushing ID x 1.5/16" bushing OAL)
• Lower mounting: Loop bushing & sleeve mount (12mm sleeve ID x 1.5" sleeve OAL)
• No compressed or extended bumper stops

Load Adjusting Shock Absorber Product Line Details

The Monroe Load Adjusting Shock Absorber line is designed to adapt to changing load conditions, providing consistent damping performance. This product line integrates a coil spring assembly with the shock absorber to optimize suspension response, making it suitable for trucks like the Ford F-150 and F-250 that frequently carry varying payloads.

Detailed Product Description

Part number 58604 features a robust metal dust shield that protects the shock absorber from debris and extends service life. The shock absorber assembly has a compressed length of 15.75 inches and an extended length of 26.375 inches, allowing for a travel length of 10.625 inches. The upper mounting uses a loop bushing mount with a 5/8 inch bushing inner diameter and a 1.5/16 inch outer length, while the lower mounting employs a loop bushing and sleeve mount with a 12mm sleeve inner diameter and 1.5 inch outer length. This configuration ensures secure attachment and proper alignment within the suspension system of compatible Ford trucks.

Common Applications and Problem Solving

• Restores proper suspension travel and damping on Ford F-150 and F-250 models
• Addresses issues with uneven ride height or sagging under load
• Reduces excessive body roll and improves vehicle stability
• Mitigates noise and vibration caused by worn shock absorbers
• Enhances control when carrying heavy payloads or towing

Installation Notes and Tips

• Ensure compatibility with Ford F-150 and F-250 models before installation
• Inspect mounting bushings and sleeves for wear and replace if necessary
• Use proper tools to avoid damage to loop bushing mounts during installation
• Verify shock absorber travel length matches vehicle specifications
• Follow manufacturer torque specifications for mounting hardware

Quality Assurance and Warranty

Monroe shock absorbers are manufactured to meet OEM standards for durability and performance. The Load Adjusting Shock Absorber 58604 undergoes rigorous testing to ensure consistent damping and long service life. Warranty coverage details should be confirmed with the manufacturer or authorized distributor.