Dorman 741-407 Power Window Motor and Regulator Assembly - Rear Left

Reliable Window Motor and Regulator Assembly for Mercedes-Benz

The Dorman 741-407 window motor and regulator assembly is designed to restore smooth window operation in select Mercedes-Benz models. Engineered with a plastic gear and bolt attachment type, this assembly provides a direct replacement for your vehicle's worn or damaged window regulator system.

• Compatible with Mercedes-Benz 260E, 300D, 300E, 300SEL, 300TD, 300TE, 400E, 500E, E320, E420, and E500 models
• Includes both window motor and regulator for a complete assembly
• Durable plastic gear material for reliable performance
• Bolt attachment type ensures secure mounting
• Mounting hardware and installation instructions not included

Product Details and Specifications

This Dorman window motor and regulator assembly (part number 741-407) features a plastic gear designed to engage smoothly with the window mechanism, reducing noise and wear. The bolt attachment type allows for a secure fitment in the designated Mercedes-Benz models listed. The assembly includes the regulator, eliminating the need to source separate components. Note that mounting hardware and installation instructions are not included, so professional installation or prior experience is recommended.

Compatible Mercedes-Benz Models and Applications

This window motor and regulator assembly is compatible with a range of Mercedes-Benz vehicles, including the 260E, 300D, 300E, 300SEL, 300TD, 300TE, 400E, 500E, E320, E420, and E500. It is designed to replace faulty or worn window regulators and motors in these models, restoring proper window function and driver convenience.

• Fixes slow or non-responsive window movement
• Resolves window stuck in open or closed position
• Eliminates grinding or unusual noises during window operation
• Addresses window regulator failure symptoms
• Restores power window functionality

Installation Notes and Tips

Installation of the Dorman 741-407 window motor and regulator assembly requires removal of the door panel and disconnection of the existing window motor and regulator. Since mounting hardware and installation instructions are not included, it is advisable to have the installation performed by a qualified technician or to consult a detailed repair manual specific to your Mercedes-Benz model. Ensure all electrical connections are secure and test window operation before reassembling the door panel.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. While this assembly does not include embedded logic or micro-controlled features, it is engineered for reliable performance in the specified Mercedes-Benz models. Please refer to Dorman's warranty policy for coverage details on part number 741-407.