Dorman 74409 Window Motor Gear

Reliable Window Motor Gear for Ford, Lincoln, Mazda, and Mercury Vehicles

The Dorman 74409 window motor gear is designed to restore smooth window operation in select Ford, Lincoln, Mazda, and Mercury models. Engineered with durable plastic materials, this gear ensures consistent performance for power window systems.

• Includes window drive gear and necessary hardware
• Constructed from durable plastic for both gear and spline
• 56 teeth on the window drive gear for precise engagement
• 56 spline count on the window gear spline for accurate fitment
• Compatible with multiple Ford, Lincoln, Mazda, and Mercury models

Durable Plastic Gear with Precise Tooth and Spline Count

The window motor gear features a plastic construction for both the drive gear and spline, balancing durability and smooth operation. With a 56-tooth count on the drive gear and matching 56 spline count on the gear spline, this part provides accurate meshing with the window motor assembly. This precision helps maintain reliable window movement and reduces wear over time.

Compatible Vehicle Applications

This window motor gear is compatible with a range of vehicles including Ford Bronco, Colony Park, Crown Victoria, Explorer, F-150, F-250, F-350, Lincoln Grand Marquis, LTD Crown Victoria, Marauder, Mark VIII, Mazda Navajo, Mercury Thunderbird, and Town Car models. The part number 74409 ensures proper fitment for these specific applications.

Common Issues Addressed by the Window Motor Gear

• Intermittent or non-functioning power windows
• Grinding or slipping noises during window operation
• Window stuck in one position or slow movement
• Worn or damaged window drive gear teeth
• Inconsistent window motor engagement

Installation Notes and Tips

When replacing the window motor gear, ensure the vehicle’s battery is disconnected to prevent electrical issues. Carefully remove the door panel to access the window motor assembly. Verify the gear and spline counts match the original part to ensure proper fitment. Lubricate the gear teeth lightly to promote smooth operation and reduce wear. Reassemble components securely and test window function before completing installation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. The 74409 window motor gear undergoes quality checks to ensure durability and reliable performance. Please refer to Dorman’s warranty policy for specific coverage details.