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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Make

Mercedes Benz A Class W168 Rear Right Door O/S Window Lifter Motor A1688203242

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Part no. A2386700300

Mercedes C238 Window Lifter Regulator Mechanism Motor Rear Left N/S A2386700300

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Part no. A2517201679

Mercedes W251 Window Regulator Lifter Mechanism Front Right Door O/S A2517201679

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Part no. A2037201546

Mercedes W203 Front Left Door Window Electric Lifter Motor A2037201546

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Part no. A2037201146

Mercedes W203 SportCoupe Front Left Door N/S Window Electric Lifter Motor

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Part no. A4479063600

Mercedes Vito W447 Window Lifter Motor Door Front Right Drive A4479063600

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Part no. A2537206603

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

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Part no. A2537308002

Mercedes X253 Door Card Mount Rear Right O/S Electric Window Lifter Regulator

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Part no. 0130821708

Mercedes W210 Motor Electric Window Lifter Front Door Left N/S 0130821708

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Part no. A1406700103

Mercedes C140 Window Regulator Lifter Motor Front Left N/S A1406700103

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Part no. A1406700203

Mercedes C140 Window Regulator Lifter Motor Front Right O/S A1406700203

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Part no. A2037201246

Mercedes-Benz W203 SportCoupe Front Right Door O/S Window Electric Lifter Motor

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Part no. A2467200279

Mercedes W246 Door Card Mount Front Right O/S Electric Window Lifter Regulator

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Part no. A2037203846

Mercedes CL203 Coupe Door Window Lifter Mechanism Motor Right O/S A2037203846

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Part no. A9108102201

Mercedes W907 Interior Rear View Mirror A9108102201

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Part no. A1697202879-1

Mercedes W169 Front Right Door O/S Electric Window Regulator Lifter A1697202879

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Part no. A6397200546

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

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Part no. A1777205800-1

Mercedes W177 Window Regulator Lifter Mechanism Front Right Door O/S A1777205800

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Part no. A1187300501

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

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Part no. A6398200542-2

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

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Part no. A1187200000

Mercedes CLA C118 Coupe Window Lifter Carrier Front Door Left N/S A1187200000

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Part no. A2108205742

Mercedes-Benz E-Class W210 Front Left N/S Door Window Regulator Lifter Motor

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Part no. A0009062810

Window Lifter Mercedes W177 W205 Front Right O/S Regulator Motor A0009062810

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Part no. A2467300179

Mercedes W246 Door Card Mount Rear Left N/S Electric Window Lifter Regulator

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Part no. A2049064102

Mercedes W204 Panoramic Sunroof Sliding Motor Regulator Unit A2049005310

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Part no. A1177200179

Mercedes C117 Front Left N/S Window Regulator Lifter Panel A1177200179

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Part no. A2077200446

Mercedes W207 Front Right Door Electric Window Lifter Regulator A2077200446

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Part no. A2108205342

Mercedes W210 Rear Left Window Regulator Motor A2108205342

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Part no. A1697303479

Mercedes-Benz A-Class W169 Rear Right Door O/S Electric Window Regulator Lifter

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Part no. A2088202842

Mercedes-Benz CLK W208 Front Right O/S Door Window Lifter Motor 0130821919

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Part no. A1697201879

Mercedes W169 Door Card Mount Front Right O/S Electric Window Lifter Regulator

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Part no. A1697200979

Mercedes W169 Door Card Mount Front Left N/S Electric Window Lifter Regulator

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Part no. A1637300946

Mercedes ML W163 Rear Left Door N/S Window Regulator Lifter A1637300946

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Part no. A2087200846

Mercedes-Benz CLK-Class W208 Front Right O/S Door Window Regulator Lifter

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Part no. A1407202346

Mercedes C140 Window Lifter Motor Regulator Front Left Door N/S A1407202346

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Part no. A1767300279-2

Window Lifter Regulator Mercedes W176 Rear Right O/S Door Card Panel A1767300279

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Part no. A1767303800

Window Lifter Regulator Mercedes W176 Rear Left N/S Door Card Panel A1767303800

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Part no. A1777205800

Mercedes W177 Window Regulator Lifter Mechanism Front Right Door O/S A1777205800

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Part no. A1687201146

Mercedes W168 Front Left Door N/S Window Lifter Regulator A1687201146

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Part no. A2118211551

Mercedes W211 Window Lifter Seat Switch Rear Left Right N/O/S A2118211551

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Part no. A2187300379-2

Mercedes CLS W218 Window Lifter Regulator Mechanism Rear Left N/S A2187300379

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Part no. A2056700403-1

Mercedes A238 Rear Right O/S Window Regulator Lifter Panel Motor A2056700403

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Part no. A1767200179

Window Lifter Regulator Mercedes W176 Front Left Frame Door Panel A1767200179

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Part no. A1727200346

Mercedes SLK R172 Window Lifter Front Left Door N/S Lifter Mechanism A1727200346

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Part no. A2187200479

Mercedes W218 Window Lifter Regulator Motor Panel Front Right O/S A2187200479

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Part no. A1697303379

Mercedes W169 Rear Left Door N/S Electric Window Regulator Lifter

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Part no. A1697203179

Mercedes W169 W245 Door Window Lifter Mechanism Plate Front Left N/S A1697203179

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Part no. A2108205442

Mercedes-Benz E-Class W210 Rear Right O/S Window Regulator Motor A2108205442

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Part no. A2118203042-1

Mercedes E S Class W211 W220 Front Right Door O/S Window Lifter Motor Regulator

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Part no. A2537206403

Mercedes X253 Door Card Mount Front Right O/S Electric Window Lifter Regulator

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Part no. A4476700900

Mercedes W447 Rear Left N/S Quarter Window Motor Adjuster Opener A4476700900

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Part no. A4147200146

Mercedes-Benz Vaneo W414 Front Left Door N/S Window Electric Lifter Motor

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Part no. A4147200346

Mercedes-Benz Vaneo W414 Front Right Door O/S Window Electric Lifter Motor

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Part no. A0009069700

Mercedes Vito W639 Front Door Window Regulator Motor Right O/S Side A0009069700

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Part no. A2056700403

Mercedes A205 Rear Right O/S Window Regulator Lifter Panel Motor A2056700403

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