Dorman 42531 Windshield Wiper Arm - Rear

Reliable Wiper Arm Replacement for Ford Explorer and Mercury Mountaineer

The Dorman 42531 wiper arm is designed specifically for Ford Explorer and Mercury Mountaineer models, providing a durable and precise fit. Crafted from steel with a black finish, this wiper arm ensures consistent performance and longevity under various weather conditions.

Key Features of the Dorman 42531 Wiper Arm

• Constructed from sturdy steel material for enhanced durability
• Length of 18.88 inches to match original equipment specifications
• Black color finish for a sleek, factory appearance
• Specific fitment for Ford Explorer and Mercury Mountaineer vehicles
• Attachment method uses spine and flange nut for secure installation
• Hook-type wiper end compatible with standard wiper blades
• Includes one wiper arm per package

Detailed Description of the Dorman 42531 Wiper Arm

This Dorman wiper arm (part number 42531) is engineered to replace worn or damaged wiper arms on select Ford Explorer and Mercury Mountaineer models. Its steel construction offers resistance to corrosion and mechanical stress, while the black finish maintains the vehicle’s original look. The 18.88-inch length and hook-style wiper end ensure compatibility with factory wiper blades, providing reliable windshield clearing performance. The attachment method, utilizing a spine and flange nut, allows for a secure and stable connection to the vehicle’s wiper motor assembly.

Common Issues Addressed by This Wiper Arm

• Wiper arm bending or warping due to weather exposure
• Loose or unstable wiper arm causing streaking or poor contact
• Corrosion or rust compromising wiper arm integrity
• Broken or damaged wiper arm attachment points
• Incompatibility with replacement wiper blades due to incorrect arm type

Installation Notes and Tips

• Ensure the vehicle is parked with the ignition off before installation
• Remove the old wiper arm by loosening the flange nut and detaching from the spine
• Align the new Dorman 42531 wiper arm with the spine and secure it using the flange nut
• Verify the wiper arm moves freely and makes full contact with the windshield
• No instruction manual is included, so refer to vehicle service guides for detailed procedures

Quality Assurance and Warranty Information

Dorman manufactures the 42531 wiper arm to meet or exceed OEM standards for fit and function on Ford Explorer and Mercury Mountaineer vehicles. While no specific warranty details are provided with this part, Dorman products typically undergo rigorous quality control to ensure reliable performance and durability.