Monroe 34689 Shock Absorber - Front

Monroe Gas-Magnum Shock Absorber Overview

The Monroe Gas-Magnum Shock Absorber part number 34689 is engineered to provide reliable suspension performance for Chevrolet and GMC heavy-duty trucks. Designed specifically for the Chevrolet Silverado 2500 and GMC Sierra 2500, this shock absorber helps maintain vehicle stability and control under demanding conditions.

• Travel length of 4.75 inches for effective suspension movement
• Durable metal dust shield to protect internal components
• Extended bumper stop included for enhanced shock absorption
• Compressed length of 10.25 inches and extended length of 15 inches
• Lower cross pin mount with closed-ended 5/16" hole diameter
• Upper stem mount with 2.5/8" stem length and 1/2"-13 thread pitch
• Includes parts pack P01167 for installation

About the Gas-Magnum Shock Absorber Line

The Monroe Gas-Magnum Shock Absorber line is designed to deliver consistent damping performance for trucks and SUVs that require durable suspension components. This product line utilizes pressurized nitrogen gas to reduce shock fade and improve handling, making it suitable for heavy-duty applications such as the Chevrolet Silverado 2500 and GMC Sierra 2500. The 34689 model incorporates features like a metal dust shield and extended bumper stop to enhance longevity and ride quality.

Detailed Product Description

Monroe part number 34689 features a travel length of 4.75 inches, allowing for controlled suspension articulation. The metal dust shield protects the shock absorber shaft from dirt and debris, extending the service life. The extended bumper stop helps absorb impacts during suspension compression, reducing wear on the shock. The shock’s compressed length is 10.25 inches, and it extends to 15 inches when fully extended, matching the suspension geometry of the Silverado 2500 and Sierra 2500. The lower mounting uses a cross pin mount with a closed-ended 5/16" hole, while the upper mount is a stem type with a 2.5/8" stem length and 1/2"-13 thread pitch, ensuring secure fitment.

Common Applications and Problem Solving

• Restores suspension control and stability on Chevrolet Silverado 2500 and GMC Sierra 2500
• Reduces excessive bouncing and body roll during heavy loads or towing
• Prevents premature wear caused by dirt and debris with metal dust shield protection
• Improves ride comfort by absorbing road shocks and vibrations
• Addresses issues related to worn or damaged original shock absorbers

Installation Notes and Tips

Ensure compatibility with Chevrolet Silverado 2500 and GMC Sierra 2500 before installation. The upper stem mount requires a 2.5/8" stem length with a 1/2"-13 thread pitch, and the lower mount uses a cross pin with a 5/16" hole diameter. Use the included parts pack P01167 for proper installation. It is recommended to replace shocks in pairs to maintain balanced suspension performance. Verify torque specifications and inspect mounting hardware during installation.

Quality Assurance and Warranty

Monroe Gas-Magnum Shock Absorbers are manufactured to meet or exceed OEM standards for durability and performance. The metal dust shield and extended bumper stop contribute to the product’s longevity. While specific warranty details for part number 34689 should be confirmed with the manufacturer or distributor, Monroe typically offers limited warranties covering defects in materials and workmanship.