What is the construction and purpose of window regulators and motors?

Window regulators and motors are a set of parts mounted inside the door, responsible for raising, lowering, and stably guiding the window. A typical set includes guide rails, cables or scissor arms, sliders, mounting points, and an electric motor or manual mechanism. These elements must be matched to the vehicle side, body version, and window control method.

What are window regulators and motors used for?

Window regulators and motors are used for smooth control of the window position in a car door. Their task is not only to open and close the window but also to keep the glass in the correct position while driving. When the system is malfunctioning, resistance, window tilting, noise, or lack of response to controls may occur.

What role does the window slider play in the window mechanism?

A window slider is an element working with the regulator that guides the window along the correct track and limits its lateral deviations. It is responsible for the smooth movement of the glass and even transfer of forces from the mechanism to the window. Slider wear can cause jamming, uneven operation, and increased load on the window regulator motor.

How to choose a regulator or motor for a specific car?

It is best to compare the OEM part number, interchangeable numbers, mounting side, and body version. It is also worth checking whether the part is intended for the front or rear door and what type of electrical connector it has. For cars with different equipment, the pre-facelift or facelift version may also be important.

What symptoms indicate wear of a window regulator or motor?

Typical symptoms include slow window operation, stopping halfway, mechanism skipping, no response after pressing the button, and unnatural cracking sounds in the door. Sometimes the problem concerns the motor itself, and sometimes the cables, sliders, or guide rails. Therefore, before purchasing a part, it is worth evaluating the entire mechanism and control installation.

How to maintain window regulators and motors after installation?

The basis is keeping the window guide rails clean and checking that there is no dirt in the door hindering glass movement. It is also good to periodically check mounting points, the condition of the electrical harness, and the operation of control buttons. A quick response to the first signs of jamming helps limit wear on the entire mechanism.

Window Motors & Regulators

At the Global Parts automotive store, we offer a wide selection of original used car parts, including window regulators and motors for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen and others. The window regulators and motors we offer undergo quality control so that you can be sure that you are receiving a top-class product.

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Mercedes CLA C118 Coupe Window Lifter Carrier Rear Door Left N/S A1187300501

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Audi A4 B7 Cabrio Rear Window Lifter Regulator Mechanism Right O/S 8H0839398

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BMW 3 E36 Front Right O/S Door Electric Window Motor Regulator Drive 8360978

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Peugeot 307 Window Lifter Rear Door Right O/S Regulator Mechanism 115280

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Peugeot 207 Window Lifter Front Door Right O/S Regulator Motor 9222W8

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Kia Ceed I Window Lifter Rear Door Right O/S Regulator Mechanism 83480-1H030

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Mercedes C253 Window Lifter Door Front Right O/S Regulator Motor A2537206603

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Mercedes-Benz Vito W639 Front Right Door O/S Window Electric Lifter Motor

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VW Touran Mk1 Window Lifter Motor Driver Side Regulator Drive 1T0959701AF

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Mercedes W639 Rear Quarter Window Motor Regulator Left Right N/O/S A6398200542

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Porsche Cayenne 92A Sunroof Motor Electric Glass Regulator Rear 7P0959591

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Mercedes W203 Window Lifter Front Door Right O/S Regulator Mechanism A2037203246

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Volkswagen Polo 6R Window Lifter Regulator Door Front Right O/S 6R3837462L

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Volkswagen Passat B6 Window Lifter Carrier Front Door Right O/S Panel 3C2837756K

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Audi A6 C6 Door Window Regulator Lifter Motor Unit Front Left N/S 4F0959801B

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Volkswagen Polo 6R 5 Window Lifter Motor Front Door Left N/S Drive 6R0959801AD

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Mercedes ML W164 Rear Left Door N/S Electric Window Lifter Regulator

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Mercedes CLA C117 WIndow Lifter Front Right O/S Window Regulator A1177209900

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VW Tiguan 5N Window Lifter Front Door Left N/S Regulator 5N0837461

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Audi TT 8J Door Window Lifter Motor Unit Front Driver's Side 8J7959801E

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BMW E39 Window Regulator Lifter With Motor Rear Left N/S Door 8159835

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Vauxhall Combo D Window Lifter Door Front Right O/S Regulator Mechanism 95509364

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VW Volkswagen Golf 1K Front Door Window Regulator Left N/S Mechanism 1K4837461A

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VW Volkswagen Golf Mk6 Window Lifter Regulator Module Front Left N/S 1K0959792Q

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VW Volkswagen Passat B6 Window Lifter Motor Front Right O/S Mechanism 1K0959792N

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Audi A3 8P Window Lifter Motor Door Front Left N/S Drive Electric 8P0959802G

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VW Tiguan 5N Window Lifter Rear Door Right O/S Regulator Mechanism 5N0839462A

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BMW 3 Series 1 E46 Window Regulator Lifter Front Right O/S Electric 7020660

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Motor BMW E89 Z4 Roadster Front Window Lifter Right O/S Drive Motor 6952086

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BMW X2 F39 Power Front Left N/S Window Regulator Switch Motor Engine 7420391

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Land Rover Freelander 2 Window Lifter Front Door Right O/S Motor LR006358

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Mercedes-Benz A-Class W168 Front Left Door N/S Window Lifter Motor A1688201142

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Audi A4 B8 Electric Control Window Single Switch Button Control 8Z0959855C

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Audi A3 8P Window Lifter Regulator Mechanism Rear Right O/S 8P7839398B

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VW Volkswagen LT 35 Window Lifter Mechanism Motor Front Door Right O/S 2D0837462

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Mercedes W203 S203 Front Right Door O/S Window Electric Lifter Motor A2037201646

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