Monroe 66147 Suspension Shock Absorber - Cab

Monroe Magnum Cab Shock Absorber Overview

The Monroe Magnum Cab Shock Absorber 66147 is engineered to provide reliable suspension performance for heavy-duty trucks and commercial vehicles. Designed with durable metal dust shields and precise mounting specifications, this shock absorber helps maintain vehicle stability and ride comfort under demanding conditions.

• Compressed length: 8.625 inches
• Extended length: 10.375 inches
• Travel length: 1.75 inches
• Metal dust shield for enhanced protection
• Loop bushing and sleeve mount with 1/2" sleeve ID and 2.7/16" sleeve OAL on both upper and lower mounts
• No compressed or extended bumper stops

About the Magnum Cab Shock Absorber Line

The Monroe Magnum Cab Shock Absorber line is designed specifically for cab suspension applications in medium to heavy-duty trucks. This product line focuses on durability and consistent damping performance to reduce cab vibration and improve driver comfort. The 66147 part number is part of this line, offering a robust metal dust shield and precise mounting hardware compatibility to meet OEM specifications.

Product Features and Specifications

The Monroe 66147 shock absorber features a compressed length of 8.625 inches and an extended length of 10.375 inches, providing a travel length of 1.75 inches. It includes a metal dust shield that protects the internal components from dirt and debris, extending the service life of the shock. Both the upper and lower mounts utilize loop bushing and sleeve mounts with a 1/2 inch sleeve inner diameter and 2.7/16 inch outer length, ensuring a secure fit in compatible cab suspension systems. This shock absorber does not include compressed or extended bumper stops or hydraulic lockout features.

Common Applications and Problem Solving

• Reduces cab vibration and harshness in medium and heavy-duty trucks
• Improves ride stability on uneven or rough road surfaces
• Prevents premature wear of cab suspension components
• Minimizes noise and rattling caused by worn or damaged shocks
• Maintains proper cab height and alignment under load

Installation Notes and Tips

Ensure the mounting points on your vehicle match the loop bushing and sleeve mount dimensions (1/2" sleeve ID x 2.7/16" sleeve OAL) before installation. The Monroe Magnum Cab Shock Absorber 66147 is designed for direct replacement in compatible cab suspension systems. Use appropriate tools to avoid damaging the metal dust shield during installation. Verify that the shock absorber travel length and compressed length fit within your vehicle’s suspension travel range.

Quality Assurance and Warranty

Monroe manufactures the Magnum Cab Shock Absorber 66147 to meet or exceed OEM standards for durability and performance. The metal dust shield enhances longevity by protecting internal components from contaminants. While specific warranty details are not provided here, Monroe typically offers limited warranties on their shock absorbers covering defects in materials and workmanship.