Dorman 741-056 Power Window Motor and Regulator Assembly - Rear Left

Dorman 741-056 Rear Left Window Motor

This Dorman window motor and regulator assembly is built for specific Mercedes-Benz applications where the rear left power window needs a direct replacement. It is engineered and tested to match stock fit, function, and performance on select 1998-1999 Mercedes-Benz E320, E430, and 1999 E55 AMG models with 2-wire, non-anti-pinch setups.

Key Features

• Replacement power window motor and regulator assembly for the rear left door
• Precision-engineered for OE-style fit and operation
• Regulator included for a complete assembly replacement
• Plastic gear material
• Bolt attachment type for installation
• Designed for vehicles without anti-pinch function and with 2-wire configuration
• Part number 741-056 for easy identification

Detailed Description

Dorman 741-056 is a replacement window motor and regulator assembly for the rear left position on select Mercedes-Benz E-Class and AMG models. It is intended for 1998-1999 Mercedes-Benz E320, 1998-1999 Mercedes-Benz E430, and 1999 Mercedes-Benz E55 AMG applications that use a 2-wire setup and do not have anti-pinch. The assembly is designed to restore smooth window movement when the original regulator or motor has worn out, become noisy, or stopped working. This part cross-references ACI 88022 for the same application.

Common Repair Symptoms

• Rear left window will not move up or down
• Window moves slowly, unevenly, or binds in the track
• Motor runs but the glass does not respond
• Grinding, clicking, or slipping from the door assembly
• Broken regulator components causing window drop or misalignment

Installation Notes and Tips

Verify the vehicle uses the rear left, 2-wire, non-anti-pinch configuration before ordering. Mounting hardware and installation instructions are not included, so transfer or source any required fasteners during service. Inspect the window guides, tracks, and glass alignment during installation to help ensure proper operation after replacement. Part number 741-056 should be matched to the vehicle application and connector style before installation.

Quality Assurance

Dorman states this replacement assembly is extensively tested and engineered to match the fit, function, and performance of the original window regulator on the listed vehicles. The design is focused on direct replacement service for the specified Mercedes-Benz rear left window applications.