Monroe 71139 Suspension Strut - Rear

Monroe Reflex Strut 71139 Overview

The Monroe Reflex Strut 71139 is designed specifically for Ford Expedition and Lincoln Navigator models, providing reliable suspension performance. This gas-charged suspension strut offers precise control and improved ride quality tailored to these vehicles.

• Compatible with Ford Expedition and Lincoln Navigator
• Gas charged unit with automatic strut rod extension
• Compressed length: 15.43 inches
• Extended length: 21.11 inches
• Body length: 14.93 inches with SS1 body type
• Includes mounting hardware and parts pack P01388
• Extended bumper stop included, no compressed bumper stop
• Reserve tube diameter of 2.13 inches
• Travel length of 5.68 inches

Reflex Strut Product Line Details

The Monroe Reflex Strut line is engineered to provide consistent damping performance and enhanced vehicle control. This product line features gas-charged struts that automatically extend the strut rod, helping to maintain optimal suspension travel and responsiveness. The Reflex Strut 71139 is part of this line, designed to meet the specific suspension requirements of Ford Expedition and Lincoln Navigator models.

Technical Description and Features

The Monroe Reflex Strut 71139 features a gas-charged design that improves shock absorption and ride stability. With a compressed length of 15.43 inches and an extended length of 21.11 inches, this strut accommodates the suspension travel needs of the specified vehicles. The SS1 body type and a reserve tube diameter of 2.13 inches contribute to durability and consistent performance. The strut includes an extended bumper stop to protect the suspension components during full compression. Mounting hardware and a parts pack (P01388) are included for a complete installation.

Common Applications and Problem Solving

• Restores proper suspension travel and damping on Ford Expedition and Lincoln Navigator
• Addresses excessive bouncing or poor ride quality
• Replaces worn or leaking factory struts
• Improves vehicle handling and stability under load
• Prevents suspension damage from bottoming out with extended bumper stop

Installation Notes and Tips

Installation of the Monroe Reflex Strut 71139 requires basic suspension knowledge and tools. The included mounting hardware and parts pack simplify the process. It is recommended to replace struts in pairs to maintain balanced suspension performance. Ensure the vehicle is securely lifted and supported before removal of old struts. Verify the compressed and extended lengths during installation to confirm proper fitment.

Quality Assurance and Warranty

Monroe suspension components, including the Reflex Strut 71139, are manufactured to meet OEM standards for durability and performance. This strut is a gas-charged unit designed for consistent operation over time. Warranty coverage details should be confirmed with the manufacturer or authorized distributor.