Dorman 740-518 Window Regulator - Front Right

Reliable Manual Window Regulator for GM Trucks and SUVs

The Dorman 740-518 manual window regulator is designed for select Cadillac, Chevrolet, and GMC models. This bolt-on replacement part features a durable metal and plastic frame with a plastic gear, providing dependable window operation without the need for a motor.

• Manual window operation type for reliable control
• Bolt-on attachment type for straightforward installation
• Durable metal and plastic frame construction
• Plastic gear material designed for smooth movement
• Includes one manual window regulator without mounting hardware or motor

Product Details and Specifications

The Dorman 740-518 window regulator is engineered to restore manual window functionality in various GM vehicles, including Cadillac Escalade, Chevrolet Silverado, and GMC Sierra models. This part does not include a motor or mounting hardware, focusing solely on the manual regulator mechanism. The combination of metal and plastic frame materials ensures structural integrity while maintaining lightweight design. The plastic gear material is optimized for consistent, smooth window movement. Installation instructions are not included, so professional installation or prior experience is recommended.

Compatible Vehicles and Applications

This manual window regulator is compatible with a range of GM trucks and SUVs, including:

• Cadillac Escalade, Escalade ESV, and Escalade EXT
• Chevrolet Avalanche 1500 and 2500
• Chevrolet Silverado 1500, 2500, and 3500 series (including Classic and HD variants)
• GMC Sierra 1500, 2500, and 3500 series (including Classic and HD variants)
• Chevrolet Suburban 1500 and 2500
• Chevrolet Tahoe
• GMC Yukon, Yukon XL 1500, and Yukon XL 2500

Common Issues Addressed by This Window Regulator

• Manual window stuck or difficult to operate
• Window regulator gear stripped or broken
• Window does not stay in position when raised or lowered
• Worn or damaged regulator frame causing window misalignment
• Failure of original manual window regulator mechanism

Installation Notes and Tips

The Dorman 740-518 window regulator is a direct bolt-on replacement designed for manual window systems. Since mounting hardware and installation instructions are not included, ensure you have the necessary tools and hardware before beginning installation. It is recommended to carefully remove the door panel and disconnect any related components to avoid damage. Professional installation is advised if you are unfamiliar with manual window regulator replacement procedures.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. While specific warranty details for part number 740-518 are not provided, Dorman typically offers limited warranties covering defects in material and workmanship. For precise warranty information, consult the product documentation or contact the manufacturer directly.