Dorman 740-518 Window Regulator - Front Right

Dorman 740-518 Manual Window Regulator

Dorman 740-518 is a manual window regulator for the front right door on select Chevrolet, GMC, Cadillac, and related GM trucks and SUVs. It is built as a direct replacement for the stock regulator, with fit, function, and performance matched to the original part for the listed applications.

This replacement window regulator uses a metal and plastic frame with a plastic gear and bolt-on attachment design. It is made for manual window operation and is intended for vehicles that use a front right hand-crank regulator, including Chevrolet Silverado 1500, GMC Sierra 1500, and Cadillac Escalade applications.

Key Features

• Direct replacement manual window regulator for the front right door
• Precision-engineered for OE-style fit and operation
• Metal and plastic frame construction
• Plastic gear material
• Bolt-on attachment type for listed applications
• Motor not included
• Mounting hardware not included
• Installation instructions not included

Detailed Description

This Dorman window regulator, part number 740-518, is designed for manual window systems in select GM full-size trucks and SUVs. It serves as a replacement for worn or damaged regulators in vehicles such as the Chevrolet Silverado 1500, GMC Sierra 2500 HD, and Cadillac Escalade, helping restore normal front right window movement when the original mechanism no longer operates correctly. This part cross-references Cardone New 82-179M for the same application.

Compatible With 1999-2006 Chevrolet Silverado 1500, front right; 2000-2006 Chevrolet Tahoe, front right; 2002-2006 Cadillac Escalade, front right; and other listed Silverado, Sierra, Yukon, Suburban, Avalanche, and Escalade applications. The Dorman 740-518 is also listed across multiple interchange numbers for broad application coverage.

What It Helps Fix

• Window glass that will not raise or lower with the manual crank
• Grinding or slipping from a worn regulator gear
• Loose, uneven, or stuck front right window movement
• Failure caused by a bent, broken, or fatigued regulator assembly
• Restoration of normal operation after regulator wear in GM truck and SUV doors

Installation Notes

• Verify the vehicle uses a manual front right window regulator before ordering
• Confirm door fitment by year, make, model, and position
• Transfer any reusable components from the original assembly if required by the vehicle
• Professional installation is recommended for proper alignment and smooth window travel

Quality Assurance

Dorman states this replacement regulator is extensively tested to match the stock part’s fit, function, and performance on the specified vehicles. It is engineered as an OE-style replacement for dependable operation in the listed applications.