Monroe 58654 Shock Absorber and Coil Spring Assembly - Rear

Monroe Load Adjusting Shock Absorber Overview

The Monroe Load Adjusting Shock Absorber 58654 is engineered to provide reliable suspension performance for Chevrolet and GMC trucks. Designed specifically for models like the Sierra 1500 and Silverado 1500 series, this shock absorber assembly helps maintain vehicle stability under varying load conditions.

• Part Number: 58654
• Compressed Length: 15.54 inches
• Extended Length: 24.83 inches
• Travel Length: 9.29 inches
• Includes Dust Shield for protection
• Upper and Lower Mounting Type: Loop bushing & sleeve mount (14mm sleeve ID)
• Compatible with Chevrolet Sierra 1500, Sierra 1500 Limited, Silverado 1500, Silverado 1500 LD, and Silverado 1500 LTD

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 whether the vehicle is lightly loaded or carrying heavy cargo. This feature is critical for trucks like the Chevrolet Sierra 1500 and GMC Sierra 1500 Limited, which often experience variable payloads. The 58654 part integrates this technology to help maintain ride quality and vehicle control.

Technical Description and Features

This suspension shock absorber and coil spring assembly features a compressed length of 15.54 inches and an extended length of 24.83 inches, allowing for a travel length of 9.29 inches. The assembly includes a dust shield to protect internal components from debris and extend service life. Both upper and lower mounts use loop bushing and sleeve mounts with a 14mm sleeve inner diameter, ensuring secure and precise fitment. The lower mount sleeve measures 1.56 inches in overall length, while the upper mount sleeve is 39.69mm long, providing stable attachment points for the suspension system.

Applications and Problem Solving

• Improves vehicle stability under varying load conditions
• Reduces suspension sag when carrying heavy payloads
• Minimizes harshness and vibration for a smoother ride
• Protects suspension components with integrated dust shield
• Restores proper suspension travel and handling characteristics

Installation Notes and Tips

• Verify compatibility with Chevrolet Sierra 1500, Sierra 1500 Limited, Silverado 1500, Silverado 1500 LD, or Silverado 1500 LTD before installation
• Ensure mounting points match loop bushing and sleeve mount specifications (14mm sleeve ID)
• Inspect related suspension components for wear during replacement
• Use proper tools to avoid damage to bushings and sleeves
• Follow vehicle manufacturer torque specifications for mounting hardware

Quality Assurance and Warranty

Monroe shock absorbers are manufactured to meet or exceed OEM standards for durability and performance. The Load Adjusting Shock Absorber 58654 undergoes rigorous testing to ensure consistent damping and long service life. While specific warranty details are not provided here, Monroe typically offers coverage against defects in materials and workmanship. Consult product documentation or Monroe directly for warranty terms.