Dorman 740-444 Window Regulator - Rear Left

Name: Dorman 740-444 Window Regulator - Rear Left
Brand: Dorman
SKU: BKKY-740-444
Price: 74.67 USD
Availability: InStock

Rear Left

⚙️ 115 vehicles fit this part

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✅OE Direct Replacement — Bolt-on fit, no modifications needed

🚗Fitment: Cadillac, Chevrolet, and GMC, Escalade ESV, Silverado 2500, Silverado 2500 HD, Silverado 3500 HD, Suburban, Suburban 1500, Sierra 2500 HD, Sierra 3500 HD, Yukon XL 1500, Escalade EXT, Avalanche, Cheyenne, Silverado 1500, Suburban 2500, Sierra, Sierra 1500, and Yukon XL 2500

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Reliable Window Regulator for Select GM Trucks and SUVs

The Dorman 740-444 window regulator is designed for electric window operation in various Chevrolet, GMC, and Cadillac models. This bolt-on replacement part features a combination of plastic and metal frame materials to ensure durability and proper fitment.

Gear material constructed from durable plastic
Bolt-on attachment type for straightforward installation
Metal and plastic frame materials for balanced strength and flexibility
Electric window operation compatible (motor not included)
Includes one window regulator per package

Product Details and Compatibility

The Dorman 740-444 window regulator is engineered to replace factory units in select Chevrolet Silverado 1500, 2500, and 3500 HD models, GMC Sierra 1500, 2500 HD, and 3500 HD, as well as Cadillac Escalade ESV and EXT, Suburban 1500 and 2500, Yukon XL 1500 and 2500, and Chevrolet Avalanche and Cheyenne vehicles. This part is designed for electric window systems but does not include the motor, making it ideal for those who need to replace the regulator mechanism itself. The combination of plastic gears and a metal/plastic frame provides a balance of durability and weight savings. The bolt-on attachment type allows for a secure fit without the need for specialized mounting hardware, which is not included.

Common Applications and Problem Resolution

Resolves window sticking or failure to move up and down smoothly
Replaces broken or worn plastic gears causing window misalignment
Fixes rattling or loose window glass due to faulty regulator frame
Restores electric window functionality in compatible Chevrolet Silverado and GMC Sierra models
Addresses window regulator failure in Cadillac Escalade and Chevrolet Suburban vehicles

Installation Notes and Tips

Installation of the Dorman 740-444 window regulator requires removal of the door panel and disconnection of the existing regulator. Since mounting hardware and installation instructions are not included, it is recommended to retain original bolts and hardware or acquire replacements as needed. This part is designed for bolt-on attachment, which simplifies the installation process for experienced technicians. Note that the motor is not included, so if the motor is damaged, it must be replaced separately.

Quality Assurance and Warranty

Dorman manufactures the 740-444 window regulator to meet or exceed OEM specifications for fit and function. While installation instructions and mounting hardware are not provided, the part is engineered for reliable performance in electric window systems of compatible Chevrolet, GMC, and Cadillac models. Warranty coverage details should be confirmed at the point of purchase or through Dorman's official channels.

Brand	Dorman
Part Number	740-444
Attachment Type	Bolt On
Frame Material	Metal
Frame Material	Plastic
Installation Instructions Included	No
Motor Included	No
Mounting Hardware Included	No
Package Contents	1 Window Regulator
Thread Direction	Plastic
Window Operation Type	Electric
Wire Quantity	0

This part fits 115 vehicles. Search below:

Year	Make	Model	Body Type	Position	Notes
2014	Cadillac	Escalade ESV		Rear Left	Fits power window regulation in various vehicle models.
2014	Chevrolet	Silverado 2500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2014	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2014	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2014	Chevrolet	Suburban 1500		Rear Left	Fits power window regulation in various vehicle models.
2014	GMC	Sierra 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2014	GMC	Sierra 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2014	GMC	Yukon XL 1500		Rear Left	Fits power window regulation in various vehicle models.
2013	Cadillac	Escalade ESV		Rear Left	Fits power window regulation in various vehicle models.
2013	Cadillac	Escalade EXT		Rear Left	Fits power window regulation in various vehicle models.
2013	Chevrolet	Avalanche		Rear Left	Fits power window regulation in various vehicle models.
2013	Chevrolet	Cheyenne	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2013	Chevrolet	Silverado 1500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2013	Chevrolet	Silverado 2500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2013	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2013	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2013	Chevrolet	Suburban 1500		Rear Left	Fits power window regulation in various vehicle models.
2013	Chevrolet	Suburban 2500		Rear Left	Fits power window regulation in various vehicle models.
2013	GMC	Sierra	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2013	GMC	Sierra 1500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2013	GMC	Sierra 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2013	GMC	Sierra 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2013	GMC	Yukon XL 1500		Rear Left	Fits power window regulation in various vehicle models.
2013	GMC	Yukon XL 2500		Rear Left	Fits power window regulation in various vehicle models.
2012	Cadillac	Escalade ESV		Rear Left	Fits power window regulation in various vehicle models.
2012	Cadillac	Escalade EXT		Rear Left	Fits power window regulation in various vehicle models.
2012	Chevrolet	Avalanche		Rear Left	Fits power window regulation in various vehicle models.
2012	Chevrolet	Cheyenne	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2012	Chevrolet	Silverado 1500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2012	Chevrolet	Silverado 2500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2012	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2012	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2012	Chevrolet	Suburban 1500		Rear Left	Fits power window regulation in various vehicle models.
2012	Chevrolet	Suburban 2500		Rear Left	Fits power window regulation in various vehicle models.
2012	GMC	Sierra	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2012	GMC	Sierra 1500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2012	GMC	Sierra 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2012	GMC	Sierra 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2012	GMC	Yukon XL 1500		Rear Left	Fits power window regulation in various vehicle models.
2012	GMC	Yukon XL 2500		Rear Left	Fits power window regulation in various vehicle models.
2011	Cadillac	Escalade ESV		Rear Left	Fits power window regulation in various vehicle models.
2011	Cadillac	Escalade EXT		Rear Left	Fits power window regulation in various vehicle models.
2011	Chevrolet	Avalanche		Rear Left	Fits power window regulation in various vehicle models.
2011	Chevrolet	Cheyenne	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2011	Chevrolet	Silverado 1500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2011	Chevrolet	Silverado 2500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2011	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2011	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2011	Chevrolet	Suburban 1500		Rear Left	Fits power window regulation in various vehicle models.
2011	Chevrolet	Suburban 2500		Rear Left	Fits power window regulation in various vehicle models.
2011	GMC	Sierra	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2011	GMC	Sierra 1500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2011	GMC	Sierra 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2011	GMC	Sierra 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2011	GMC	Yukon XL 1500		Rear Left	Fits power window regulation in various vehicle models.
2011	GMC	Yukon XL 2500		Rear Left	Fits power window regulation in various vehicle models.
2010	Cadillac	Escalade ESV		Rear Left	Fits power window regulation in various vehicle models.
2010	Cadillac	Escalade EXT		Rear Left	Fits power window regulation in various vehicle models.
2010	Chevrolet	Avalanche		Rear Left	Fits power window regulation in various vehicle models.
2010	Chevrolet	Cheyenne	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2010	Chevrolet	Silverado 1500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2010	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2010	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2010	Chevrolet	Suburban 1500		Rear Left	Fits power window regulation in various vehicle models.
2010	Chevrolet	Suburban 2500		Rear Left	Fits power window regulation in various vehicle models.
2010	GMC	Sierra	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2010	GMC	Sierra 1500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2010	GMC	Sierra 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2010	GMC	Sierra 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2010	GMC	Yukon XL 1500		Rear Left	Fits power window regulation in various vehicle models.
2010	GMC	Yukon XL 2500		Rear Left	Fits power window regulation in various vehicle models.
2009	Cadillac	Escalade ESV		Rear Left	Fits power window regulation in various vehicle models.
2009	Cadillac	Escalade EXT		Rear Left	Fits power window regulation in various vehicle models.
2009	Chevrolet	Avalanche		Rear Left	Fits power window regulation in various vehicle models.
2009	Chevrolet	Cheyenne	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2009	Chevrolet	Silverado 1500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2009	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2009	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2009	Chevrolet	Suburban 1500		Rear Left	Fits power window regulation in various vehicle models.
2009	Chevrolet	Suburban 2500		Rear Left	Fits power window regulation in various vehicle models.
2009	GMC	Sierra	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2009	GMC	Sierra 1500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2009	GMC	Sierra 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2009	GMC	Sierra 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2009	GMC	Yukon XL 1500		Rear Left	Fits power window regulation in various vehicle models.
2009	GMC	Yukon XL 2500		Rear Left	Fits power window regulation in various vehicle models.
2008	Cadillac	Escalade ESV		Rear Left	Fits power window regulation in various vehicle models.
2008	Cadillac	Escalade EXT		Rear Left	Fits power window regulation in various vehicle models.
2008	Chevrolet	Avalanche		Rear Left	Fits power window regulation in various vehicle models.
2008	Chevrolet	Cheyenne	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2008	Chevrolet	Silverado 1500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2008	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2008	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2008	Chevrolet	Suburban 1500		Rear Left	Fits power window regulation in various vehicle models.
2008	Chevrolet	Suburban 2500		Rear Left	Fits power window regulation in various vehicle models.
2008	GMC	Sierra	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2008	GMC	Sierra 1500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2008	GMC	Sierra 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2008	GMC	Sierra 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2008	GMC	Yukon XL 1500		Rear Left	Fits power window regulation in various vehicle models.
2008	GMC	Yukon XL 2500		Rear Left	Fits power window regulation in various vehicle models.
2007	Cadillac	Escalade ESV		Rear Left	Fits power window regulation in various vehicle models.
2007	Cadillac	Escalade EXT		Rear Left	Fits power window regulation in various vehicle models.
2007	Chevrolet	Avalanche		Rear Left	Fits power window regulation in various vehicle models.
2007	Chevrolet	Cheyenne	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2007	Chevrolet	Silverado 1500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2007	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2007	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2007	Chevrolet	Suburban 1500		Rear Left	Fits power window regulation in various vehicle models.
2007	Chevrolet	Suburban 2500		Rear Left	Fits power window regulation in various vehicle models.
2007	GMC	Sierra 1500	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2007	GMC	Sierra 2500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2007	GMC	Sierra 3500 HD	Crew Cab Pickup	Rear Left	Fits power window regulation in various vehicle models.
2007	GMC	Yukon XL 1500		Rear Left	Fits power window regulation in various vehicle models.
2007	GMC	Yukon XL 2500		Rear Left	Fits power window regulation in various vehicle models.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

11R5401584243881298821056aWLR4074WPR0031LB

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.