What is the construction and purpose of car windows?

Car windows are glass elements mounted in various zones of the body: front, side, rear, or roof of the vehicle. Their task is to protect the interior, ensure visibility, and maintain cabin tightness. A typical window works with a seal, trim, guides, or a mounting frame. Depending on the version, it may have heating, tinting, an antenna, or a slot for a sensor.

What are car windows used for?

Car windows are used to protect the driver and passengers from wind, precipitation, noise, and external contaminants. They are also responsible for proper visibility while driving and influence the thermal comfort of the interior. In practice, they are not only functional but also structural, as they must be properly seated and sealed. Their condition also affects the convenience of operating wipers, heating, and side window lifting mechanisms.

What is the construction and function of a window seal?

A window seal is a flexible mounting element that connects the glass to the body edge or door frame. It serves to limit leaks, dampen vibrations, and protect against noise entering the cabin. In many designs, it is also responsible for the proper seating of the window and cooperation with finishing trim. Its wear can impair tightness even when the window itself remains in good condition.

How to select a car window for a specific car version?

The safest way is to compare the OEM number, body version, mounting side, and additional equipment. It also matters whether the window has heating, tinting, a sensor slot, or a specific color. For side windows, you must verify compatibility with guides and the lifting mechanism. In case of doubt, it is worth comparing interchangeable numbers as well.

What symptoms indicate that a window or its seating needs checking?

The most common symptoms are cracks, chips, leaks, fogging in unusual places, and increased noise while driving. In side windows, a sign of a problem can also be heavier operation when lowering or raising. For the rear window, it is worth paying attention to faulty heating. Such symptoms can indicate a problem with the glass, the seal, or the trim.

What data should be paid attention to when buying a used car window?

The most important information is the condition of the part, the OEM number, vehicle placement, and compatibility with a specific car version. It is good to also check the glass color, the presence of heating, and any interchangeable numbers. For door windows, the mounting side and cooperation with the lifting mechanism also count. The more accurately the data is compared, the easier it is to choose the right element.

Car Glass

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

More information

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Seat Leon Mk3 5F Door Quarter Window Rear Left N/S Tinted Glass AS3 5F4845041J

£32.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J3845042F

Seat Ibiza 6J Window Glass Glazing Fixed AS2 3-Door Rear Right O/S 6J3845042F

£47.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J3845041G

Seat Ibiza Mk5 Side Window Fixed Glass Rear Left N/S Tinted 6J3845041G

£37.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J3845041F

Seat Ibiza 6J 3 Door Window Glass Fixed Green AS2 Rear Left N/S 6J3845041F

£47.95

Free delivery: Jul 30

If paid before 14:00

Part no. 5F4845042J

Seat Leon Mk3 5F Door Quarter Window Rear Right O/S Tinted Glass AS3 5F4845042J

£32.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6F0845201

Seat Ibiza Mk5 5Dr Front Door Window Glass Front Left AS2 N/S 6F0845201

£47.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6F0845025C

Seat Ibiza Mk5 Rear Door Window Glass Tinted AS3 Left N/S 6F0845025C

£32.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J0845411C

Seat Ibiza IV FR Front Quarter Triangle Glass Window AS2 Left N/S 6J0845411C

£13.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J0845411B

Seat Ibiza 6J Front Window Quarter Glass Fixed Triangle Left N/S AS2 6J0845411B

£18.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J3845202A

Seat Ibiza 6J 3D Front Door Window Glass Side Right O/S Glazing AS2 6J3845202A

£32.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J4845051

Seat Ibiza 6J Rear Window Glass AS2 Heated Glass Glazing 6J4845051

£142.95

Delivery: Jul 29

If paid before 14:00

Part no. 5F3845201A

Seat Leon III Cupra 3D Front Door Window Glass Green AS2 Left N/S 5F3845201A

£37.95

Free delivery: Jul 30

If paid before 14:00

Part no. 1P0845201A

Seat Leon Cupra 1P Door Side Window Glass Green Front Left N/S 1P0845201A

£51.95

Free delivery: Jul 30

If paid before 14:00

Part no. 5F4845051C

Seat Leon Mk3 Rear Window Glass AS3 Tinted Glazing 5-Door Variant 6J4845051

£142.95

Delivery: Jul 29

If paid before 14:00

Part no. 6F9845025C

Seat Arona KJ7 Rear Door Side Window Glass Tinted AS3 Left N/S 6F9845025C

£56.95

Free delivery: Jul 30

If paid before 14:00

Part no. 7N0845205A

Seat Alhambra 7N Door Window Glass Rear Left N/S AS3 Tinted 7N0845205A

£51.95

Free delivery: Jul 30

If paid before 14:00

Part no. 5P0845412C

Seat Altea XL Window Glass Triangle Fixed Quarter Front Right O/S AS2 5P0845412C

£18.95

Free delivery: Jul 30

If paid before 14:00

Part no. 7N0845412G

Seat Alhambra 7N Quarter Window Glass Front Right O/S Green 7N0845412G

£132.95

Free delivery: Jul 31 – Aug 7

If paid before 14:00

Part no. 5F4845025C

Seat Leon 5F Side Window Glass Green AS3 Rear Left Door N/S 5F4845025C

£28.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J3845051D

Seat Ibiza 6J FR Rear Window Glass Glazing AS2 Green 6J3845051D

£113.95

Delivery: Jul 29

If paid before 14:00

Part no. 6J4845201A

Seat Ibiza Mk4 5 Door Front Door Side Window Glass AS2 Left N/S 6J4845201A

£37.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J4845202A

Seat Ibiza Mk4 5 Door Front Door Side Window Glass AS2 Right O/S 6J4845202A

£37.95

Free delivery: Jul 30

If paid before 14:00

Part no. 1P0845206B

Seat Leon 1P II 5D Rear Door Window Glass Glazing AS2 Green Right O/S 1P0845206B

£56.95

Free delivery: Jul 30

If paid before 14:00

Part no. 1P0845206C

Seat Leon Cupra 1P Door Window Glass Tinted Rear Right O/S 1P0845206C

£56.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6F0845026C

Seat Ibiza Mk5 5Dr Door Window Glass Tinted AS3 Rear Right O/S 6F0845026C

£37.95

Free delivery: Jul 30

If paid before 14:00

Part no. 575845041

Seat Ateca FR Quarter Side Window Glass Rear Left N/S 575845041

£66.95

Free delivery: Jul 30

If paid before 14:00

Part no. 575845201

Skoda Karoq Seat Ateca Door Side Window Glass Front Left N/S AS2 575845201

£47.95

Free delivery: Jul 30

If paid before 14:00

Part no. 5F3845202A

Seat Leon Cupra 5F Window Glass Door Front Right O/S AS2 5F3845202A

£51.95

Free delivery: Jul 30

If paid before 14:00

Part no. 1P0845412B

Seat Leon 1P Front Quarter Fixed Side Window Glass Right O/S 1P0845412

£13.95

Free delivery: Jul 30

If paid before 14:00

Part no. 1P0845205C

Seat Leon 1P Mk2 FR Rear Door Window Glass Glazing AS3 Left N/S 1P0845205C

£47.95

Free delivery: Jul 30

If paid before 14:00

Part no. 3R9845299E

Seat Exeo Side Quarter Window Glass Glazing Heated Rear Left N/S 3R9845025B

£75.95

Free delivery: Jul 30

If paid before 14:00

Part no. 1P0845412A

Seat Leon 1P Mk2 Front Door Fixed WIndow Glass Quarter AS2 Right O/S 1P0845412A

£28.95

Free delivery: Jul 30

If paid before 14:00

Part no. 1P0845411A

Seat Leon 1P Mk2 Front Door Fixed WIndow Glass Triangle AS2 Left N/S 1P0845411A

£28.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6F0845051C

Seat Ibiza 6F Rear Window Glass AS3 Tinted Heated Glass Glazing 6F0845051C

£123.95

Delivery: Jul 29

If paid before 14:00

Part no. 7N0845206A

Seat Alhambra 7N Door Window Glass Rear Right O/S AS3 Tinted 7N0845206A

£51.95

Free delivery: Jul 30

If paid before 14:00

Part no. 3R9845025B

Seat Exeo Door Side Window Glass Glazing Rear Left N/S 3R9845025B

£75.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J4845297L

Seat Ibiza 6J 5dr Side Window Quarter Panel Rear Left N/S Tinted AS3 6J4845297L

£28.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J4845298L

Seat Ibiza 6J 5dr Side Window Quarter Panel Rear Right O/S Tinted AS3 6J4845298L

£28.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J3845201

Seat Ibiza Mk4 Door Window Glass Front Left N/S 3 Door Hatch 6J3845201

£37.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J4877051A

Seat Ibiza Mk4 Sunroof Sliding Roof Window Glass Panel AS3 5-Door 6J4877051A

£170.95

Free delivery: Jul 30

If paid before 14:00

Part no. 5F4845051B

Seat Leon Mk3 Rear Window Glass AS2 Heated Glass Glazing 6J4845051

£113.95

Delivery: Jul 29

If paid before 14:00

Part no. 6F0845202

Seat Ibiza Mk5 5Dr Front Door Window Glass AS2 Front Right O/S 6F0845202

£47.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J3845041D

Seat Ibiza Mk4 3Dr Version Side Window Glass Left N/S Tinted 6J3845041D

£47.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J3845042D

Seat Ibiza Mk4 3Dr Version Side Window Glass Right O/S Tinted 6J3845042D

£47.95

Free delivery: Jul 30

If paid before 14:00

Part no. 6J3845051

Seat Ibiza 6J FR Rear Window Glass Glazing AS2 Green 6J3845051

£113.95

Delivery: Jul 29

If paid before 14:00

Part no. 6J0845412C

Seat Ibiza 6J Front Quarter Glass Driver Side Window AS2 Right O/S 6J0845412C

Product currently unavailable

Part no. 5F4845026C

Seat Leon Mk3 5F Door Window Glass Rear Right O/S Tinted AS3 5F4845026C

Product currently unavailable

Part no. 6J0845412B

Seat Ibiza 6J Front Quarter Glass Right O/S Side Window AS2 6J0845412B

Product currently unavailable

Part no. 6J4845298K

Seat Ibiza 6J 5dr Side Window Quarter Panel Rear Right O/S Green AS2 6J4845298K

Product currently unavailable

Part no. 5F4845042H

Seat Leon 5F Rear Door Fixed Quarter Window Right O/S Glass AS3 5F4845042J

Product currently unavailable

Part no. 5F4845201A

Seat Leon Mk3 Window Glass Door Green AS2 Front Left N/S 5F4845201A

Product currently unavailable

Part no. 5F4845202A

Seat Leon Mk3 Window Glass Door Green AS2 Front Right Side O/S 5F4845202A

Product currently unavailable

Part no. 6J3845042G

Seat Ibiza Mk5 Side Window Fixed Glass Rear Right O/S Tinted 6J3845042G

Product currently unavailable

Part no. 6J4845202B

Seat Ibiza 6J Side Window Door Front Right O/S Window Glass AS2 6J4845202B

Product currently unavailable

Part no. 6J4845205

Seat Ibiza 6J Side Window Door Rear Left N/S Window Glass AS2 6J4845205

Product currently unavailable

Part no. 6J4845297K

Seat Ibiza 6J 5dr Side Window Quarter Panel Rear Left N/S Green AS2 6J4845297K

Product currently unavailable

Part no. 5F3845042E

Seat Leon 5F Mk3 3Dr Side Window Glass Green Rear Right Door O/S 5F3845042E

Product currently unavailable

Part no. 5P0845026A

Seat Altea XL Door Window Glass Glazing Tinted AS3 Rear Right O/S 5P0845026A

Product currently unavailable

Part no. 5P0845202

Seat Altea XL Door Window Glass Glazing Front Right O/S Green AS2 5P0845202

Product currently unavailable

Part no. 6F9845201A

Seat Arona KJ7 Front Door Window Glass Glazing AS2 Left N/S 6F9845201A

Product currently unavailable

Part no. 5P8845042C

Seat Altea XL Side Window Fixed Quarter Glass Rear Right O/S AS2 5P8845042C

Product currently unavailable

Part no. 5P0845411C

Seat Altea XL Window Glass Triangle Fixed Quarter Front Left N/S AS2 5P0845412C

Product currently unavailable

Part no. 5F4845041H

Seat Leon 5F Rear Door Fixed Quarter Window Glass Left N/S AS3 5F4845041J

Product currently unavailable

Part no. 1P0845201B

Seat Leon 1P Mk2 FR Front Door Window Glass Glazing AS2 Left N/S 1P0845201B

Product currently unavailable

Part no. 6J4845206

Seat Ibiza 6J Side Window Door Rear Right O/S Window Glass AS2 6J4845206

Product currently unavailable

Part no. 6F0845297AJ

Seat Ibiza FR Side Window Quarter Panel Rear Left N/S 5D AS3 Tinted 6F0845297AJ

Product currently unavailable

Part no. 5P0845201

Seat Altea XL Door Window Glass Glazing Front Left N/S Green AS2 5P0845201

Product currently unavailable

Part no. 5P0845025A

Seat Altea XL Door Window Glass Glazing Rear Left N/S AS3 Tinted 5P0845025A

Product currently unavailable

Part no. 5F4845025B

Seat Leon 5F Rear Door Side Window Glass Glazing Tinted AS3 Left N/S 5F4845025B

Product currently unavailable

Part no. 1P0845202B

Seat Leon 1P Mk2 FR Front Door Window Glass Glazing AS2 Right O/S 1P0845202B

Product currently unavailable

Part no. 1P0845411B

Seat Leon 1P Front Quarter Fixed Side Window Glass Left N/S 1P0845411

Product currently unavailable

Part no. 6J3845201A

Seat Ibiza 6J 3D Front Door Window Glass Side Left N/S Glazing AS2 6J3845201A

Product currently unavailable

Part no. 6F0845299A

Seat Ibiza Mk5 Rear Quarter Glass Window Tinted Rear Left N/S 6F0845299A

Product currently unavailable

Part no. 6F0845300A

Seat Ibiza Rear Quarter Glass Window Tinted Rear Right O/S 6F0845300A

Product currently unavailable

Part no. 5F4845042J-1

Seat Leon Mk3 5F Door Quarter Window Rear Right O/S Tinted Glass 5F4845042J

Product currently unavailable

Part no. 575845202

Seat Ateca Side Window Door Front Right O/S Window Glass AS2 575845202

Product currently unavailable

Part no. 1P0845206D

Seat Leon 1P Mk2 FR Rear Door Window Glass Glazing AS3 Right O/S 1P0845206D

Product currently unavailable

Showing 1-77 of 77 products

Windshield mounting accessories for easy installation

Reliable window accessories boosting functionality and convenience

Car windows are key vehicle components that serve both protective and aesthetic functions. They are responsible for the safety of the driver and passengers, ensure good visibility, and insulate the vehicle interior from external factors. In the Global Parts automotive store, you will find a wide selection of used car parts, including car windows, perfectly matched to brands such as BMW, Audi, Mercedes, Volkswagen, Mini and others.

What functions do car windows perform?

Car windows play a key role in the daily use of a vehicle:

Safety – Windows made of tempered or laminated glass are resistant to damage and minimize the risk of injury during a collision.
Visibility – Proper transparency of the windows ensures the driver has excellent visibility in all weather conditions.
Acoustic and thermal insulation – They protect the vehicle interior from noise, cold, heat, and UV radiation.
Vehicle aesthetics – Windows influence the appearance of the car, highlighting its character and style.

Construction and purpose of car windows

Car windows are body components mounted in the front, side, rear, or roof part of a vehicle. They serve to protect the cabin, ensure visibility, and maintain the tightness of the interior while driving. A typical window works with the body frame, seal, trim, and – depending on the version – with heating, an antenna, or sensors. In the case of parts such as an Audi A3 8P windshield, it is worth comparing the OEM number, the presence of a sensor slot, and compatibility with the equipment version.

Comparison of car window types

Window type	Vehicle placement	Cooperating components	What to check when selecting
Windshield	Front of the body	Seals, frame, wipers, sensors	OEM number, body version, sensor slot, heating
Side window	Door or side of the body	Guides, window regulator, seals, trim	Mounting side, color, mounting type, mechanism compatibility
Rear window	Rear of the vehicle	Seals, heating, tailgate or body frame	OEM part number, presence of heating, body version
Roof or panoramic	Vehicle roof	Frame, guides, seals	Construction type, mounting points, roof compatibility

Why is it worth taking care of car windows?

Damaged or neglected windows can reduce safety and driving comfort. Typical problems include:

Cracks and chips – These can occur as a result of stone impacts or other objects, limiting visibility and weakening the window structure.
Scratches and hazing – These cause reduced visibility, especially when driving at night or in the rain.
Leaks – These can lead to water ingress and noise inside the cabin.
Window heating problems – In modern vehicles, damage to heated windows can affect their functionality. If a replacement is needed, at Global Parts you will find the right parts to restore the full functionality of your car windows.

The role of seals and trim in window installation

A window seal is a component responsible for a tight connection between the glass and the body, as well as reducing vibrations and noise. Trim refers to finishing or clamping parts mounted around the window that help maintain proper seating and aesthetics. When replacing glass, it is also worth checking the condition of window seals and trim, as worn components can make it difficult to fit even a well-chosen window. If you are looking for a sub-assembly such as a Fiat Ducato side window, it is important to compare the mounting side, color, and compatibility with the body type.

How to choose the right car windows?

When choosing car windows, you should pay attention to several key aspects:

Compatibility with the vehicle model – At Global Parts, you will find car windows perfectly matched to BMW, Audi, Mercedes, Volkswagen, Mini and others.
Window type – Choose the appropriate window type, e.g., windshield, side, rear, panoramic, or roof.
Technical condition – Used windows should be free from cracks, large scratches, and other damage.
Additional features – Check if the window has features such as heating, tinting, or a UV filter.

Selecting car windows by OEM and vehicle version

Window selection should be based on the compatibility of the OEM part number, mounting location, and body version. The color of the glass, the presence of heating, mounts, an antenna, or a sensor field also matter if the specific car version was equipped with them. When looking for parts for a specific model, for example, a BMW E90 window, it is also good to verify the body version and compatibility with items from the front and rear window and glass parts group. The selection can also be supplemented by other car windows and glass parts when a less typical glass variant is needed.

Why is it worth choosing used car windows?

Car parts, such as used car windows, are an economical solution that allows for savings while maintaining high quality. By choosing used windows, you gain:

Lower costs – Used windows are significantly cheaper than new ones but offer equally high quality.
Ecology – Recycling parts supports environmental protection and reduces waste.
Wide selection – In our store, you will find used car windows for the most popular brands.

Practical components cooperating with car windows

A window does not function as an independent sub-assembly, but as part of a larger mounting and sealing system. Depending on the position, it works with guides, lifting mechanisms, trim, frames, heating, or accessories such as tinting films. When selecting, it is worth paying attention to the information available in the offer, such as Make, Condition, OEM part number, interchangeable numbers, vehicle placement, and color, as these data points most often determine the compatibility of the part with the car.

How to take care of car windows?

To ensure car windows last for a long time, it is worth following a few rules:

Regular cleaning – Use specialized window cleaning agents to avoid scratches and hazing.
Seal inspection – Check the condition of the seals to prevent leaks and water ingress.
Repair minor damage – Cracks and chips should be repaired promptly to avoid the need for a full window replacement.
Avoid extreme temperatures – Sudden temperature changes can weaken the window structure, leading to cracks. When performing window maintenance, it is also worth checking out our guide: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, which shows how to compare parts by OEM and vehicle equipment.

FAQ

Question	Answer
What is the construction and purpose of car windows?	Car windows are glass elements mounted in various zones of the body: front, side, rear, or roof of the vehicle. Their task is to protect the interior, ensure visibility, and maintain cabin tightness. A typical window works with a seal, trim, guides, or a mounting frame. Depending on the version, it may have heating, tinting, an antenna, or a slot for a sensor.
What are car windows used for?	Car windows are used to protect the driver and passengers from wind, precipitation, noise, and external contaminants. They are also responsible for proper visibility while driving and influence the thermal comfort of the interior. In practice, they are not only functional but also structural, as they must be properly seated and sealed. Their condition also affects the convenience of operating wipers, heating, and side window lifting mechanisms.
What is the construction and function of a window seal?	A window seal is a flexible mounting element that connects the glass to the body edge or door frame. It serves to limit leaks, dampen vibrations, and protect against noise entering the cabin. In many designs, it is also responsible for the proper seating of the window and cooperation with finishing trim. Its wear can impair tightness even when the window itself remains in good condition.
How to select a car window for a specific car version?	The safest way is to compare the OEM number, body version, mounting side, and additional equipment. It also matters whether the window has heating, tinting, a sensor slot, or a specific color. For side windows, you must verify compatibility with guides and the lifting mechanism. In case of doubt, it is worth comparing interchangeable numbers as well.
What symptoms indicate that a window or its seating needs checking?	The most common symptoms are cracks, chips, leaks, fogging in unusual places, and increased noise while driving. In side windows, a sign of a problem can also be heavier operation when lowering or raising. For the rear window, it is worth paying attention to faulty heating. Such symptoms can indicate a problem with the glass, the seal, or the trim.
What data should be paid attention to when buying a used car window?	The most important information is the condition of the part, the OEM number, vehicle placement, and compatibility with a specific car version. It is good to also check the glass color, the presence of heating, and any interchangeable numbers. For door windows, the mounting side and cooperation with the lifting mechanism also count. The more accurately the data is compared, the easier it is to choose the right element.

Summary: car windows at the Global Parts automotive store

Car windows are essential elements of every vehicle that influence safety, comfort, and aesthetics. By taking care of their technical condition, you can ensure safety and driving pleasure for yourself and your passengers. At Global Parts, you will find a selection of used parts matched to models from brands such as BMW, Mercedes, Audi and others, taking into account data such as OEM number, vehicle placement, color, or interchangeable numbers. We invite you to contact us – we are here to help you! For more information and interesting facts, we also invite you to visit our automotive blog.

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