Dorman 740-023 Window Regulator - Rear Right

Reliable Window Regulator for Mercedes-Benz C43 AMG, C230, and C280

The Dorman 740-023 window regulator is designed to restore smooth electric window operation in select Mercedes-Benz models. Engineered with durable materials, this power window regulator offers a bolt-on installation solution for your vehicle's door assembly.

Key Features of Dorman 740-023 Window Regulator

• Gear material constructed from plastic for consistent performance
• Steel housing ensures structural strength and durability
• Metal and plastic frame materials provide balanced support and flexibility
• Electric window operation type compatible with factory power window systems
• Bolt-on attachment type for straightforward installation
• Includes one power regulator unit without motor or mounting hardware

Detailed Product Description

The Dorman 740-023 window regulator is specifically designed for Mercedes-Benz C43 AMG, C230, and C280 models, providing a direct replacement for the factory electric window regulator. Its steel housing offers robust protection against wear, while the plastic gear material reduces noise and friction during window movement. The combination of metal and plastic in the frame construction balances durability with weight considerations. This part is intended for vehicles equipped with electric window systems and does not include a motor, allowing compatibility with existing factory motors. The bolt-on attachment type simplifies the replacement process by aligning with original mounting points.

Common Issues Addressed by This Window Regulator

• Window glass failing to move up or down smoothly
• Intermittent or complete loss of electric window function
• Grinding or unusual noises during window operation
• Window becoming stuck in one position
• Worn or broken regulator components causing window misalignment

Installation Notes and Tips

Installation of the Dorman 740-023 window regulator requires removal of the door panel and disconnection of the existing regulator. Since mounting hardware and motor are not included, retain original components or source replacements as needed. Follow vehicle-specific service manuals for detailed instructions. Proper alignment of the regulator frame and secure bolt-on attachment are critical for optimal window operation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. While this product does not include installation hardware or motor, it is engineered for durability with high-quality steel and plastic materials. Please consult Dorman’s warranty policy for coverage details on this window regulator.