Dorman 749-137 Window Regulator - Front Left

Overview of Dorman 749-137 Manual Window Regulator for Mazda 626

The Dorman 749-137 manual window regulator is designed specifically for Mazda 626 models, providing reliable window operation without the need for a motor. This bolt-on replacement part features a combination of plastic and metal materials to ensure durability and smooth manual window control.

• Compatible with Mazda 626 models requiring manual window operation
• Gear made of durable plastic for smooth movement
• Frame constructed from both metal and plastic components
• Bolt-on attachment type for straightforward installation
• Includes one manual window regulator without motor or mounting hardware

Product Details and Specifications

The Dorman 749-137 window regulator is engineered with a plastic gear mechanism that facilitates manual window movement, eliminating the need for electrical components. The frame combines metal and plastic materials to balance strength and weight, ensuring long-lasting performance. This part is designed to bolt directly onto the door assembly of Mazda 626 vehicles, providing a secure fit without requiring additional mounting hardware. Note that this product does not include a motor or installation instructions, focusing on manual window operation systems.

Common Applications and Problem Resolution

This manual window regulator is intended for use in Mazda 626 vehicles experiencing issues such as:

• Window glass that does not move up or down smoothly
• Broken or worn-out window regulator gears
• Manual window crank resistance or failure
• Loose or unstable window glass within the door frame
• Replacement of damaged or corroded window regulator components

Installation Notes and Tips

Installation of the Dorman 749-137 window regulator requires basic mechanical skills and tools. Since mounting hardware and instructions are not included, it is recommended to retain original bolts and hardware or acquire compatible fasteners. Ensure the vehicle door panel is carefully removed to access the regulator assembly. Align the regulator properly before securing it with bolts to avoid misalignment or window binding. Testing window operation before reassembling the door panel is advised to confirm correct installation.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. The 749-137 manual window regulator undergoes quality checks to ensure reliable performance in Mazda 626 vehicles. While specific warranty details are not provided here, Dorman typically offers limited warranties covering defects in material and workmanship. Consult product packaging or official Dorman resources for exact warranty terms.