Security

Part no. 3Q0905861A
Audi A4 B9 Steering Column Wheel Lock Mechanism Control Unit 3Q0905861A
€42.95
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Part no. 4H0905852C
Audi A6 C7 Steering Column Wheel Lock Mechanism Control Unit Module 4H0905852C
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Part no. 4H0905852B
Audi A6 C7 A7 4G A8 D4 VW Touareg 7P Steering Wheel Lock Mechanism 4H0905852B
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Part no. 3Q0905861
Audi TT FV Steering Column Wheel Lock Mechanism Control Unit 3Q0905861
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Security
In the Global Parts automotive store, you will find a selection of used car parts from the anti-theft category, compatible with vehicles from many brands, including BMW, Audi, Mercedes-Benz, and others.
Design and purpose of anti-theft devices
Anti-theft devices are a group of components and accessories that hinder unauthorized vehicle starting, movement, or access to the interior. This category includes both mechanical solutions and components that work with the vehicle's factory equipment. A typical product in this group can be mounted on the steering wheel, wheel, or door, or work in conjunction with the lock and immobilizer system; therefore, when selecting, it is worth checking the mounting method, vehicle version, and compatibility with the OEM number if the part has one.
Differences between types of anti-theft devices
| Solution type | Main function | Operating area | What to check before selection |
|---|---|---|---|
| Mechanical lock | Hinders steering wheel rotation or vehicle movement | Steering wheel, wheel, or cabin elements | Mounting type, adjustment range, compatibility with element size |
| Lock or cylinder component | Restricts access to the interior or vehicle starting | Doors, ignition switch, trunk lid | OEM number, mounting side, cylinder type, body version |
| Component working with vehicle electronics | Supports start authorization or intrusion signaling | Electrical system and control points | Connector type, number of pins for verification, equipment compatibility |
Function of anti-theft devices in daily vehicle use
An anti-theft device is used to extend the time required to break into a vehicle and reduce the risk of quick vehicle theft. In practice, this means combining a mechanical barrier with properly functioning lock, ignition, or authorization system components. It is also worth remembering that solutions from the Safety department are often associated with this category, and when protecting a car while parked, parking bollards can also be helpful if the vehicle is parked in a private space.
Selection, compatibility, and installation of anti-theft devices
A mechanical lock is a component that operates independently of the vehicle's electronics and requires matching primarily to the dimensions and shape of the mounting location. When choosing products from this group, you should compare the body version, the diameter or circumference of the element being covered, the type of locking mechanism, and whether the part is intended for a specific steering system or wheel. When choosing an element such as a steering wheel lock, it is worth verifying the adjustment range, the way the arms lock, and whether it interferes with the steering column covers; related offers also include steering wheel locks and wheel locks.
Practical tips for purchasing used security components
A lock cylinder is a precise mechanical component that works with the key and the opening/closing mechanism. Its condition is important for the smooth operation of the door, trunk lid, or ignition switch, so before purchasing, it is worth assessing the wear of the tumblers, the completeness of the housing, and the compatibility of the mounting points. A helpful addition to your purchasing decision may be the article Car parts – new or used? We compare costs, quality, and durability, which helps compare the selection method and cost-effectiveness of various solutions.
FAQ
| Question | Answer |
|---|---|
| What is the design and purpose of anti-theft devices? | Anti-theft devices are mechanical components or those working with vehicle equipment, designed to hinder access to the car or its starting. A typical product in this category consists of a body, a locking mechanism, a lock, or mounting points, and depending on the version, it may also work with the electrical system. These parts are mounted around the steering wheel, wheel, door, ignition switch, or other areas responsible for access control and vehicle movement. |
| What are anti-theft devices used for? | Anti-theft devices are used to limit the possibility of quickly opening, starting, or towing a vehicle. Their role is to create an additional mechanical obstacle or support factory solutions responsible for access authorization. This allows the driver to better secure the car while parked, especially when it is important to hinder immediate action by unauthorized persons. |
| What is the design and function of a lock cylinder? | A lock cylinder is a precise mechanism placed in the door, trunk lid, or ignition switch that works with a properly matched key. Its task is to transmit movement to the locking mechanism and enable controlled opening of the vehicle. When selecting, the OEM number, mounting side, housing type, and compatibility with a specific equipment version are important. |
| How to choose an anti-theft device for a specific car? | It is best to compare the mounting location, locking method, and identification data of the part, if provided by the manufacturer. For factory components, you need to check the OEM number, body version, mounting side, and connector or cylinder type. For mechanical locks, the dimensions of the element being covered and the design of the steering wheel or wheel are also important. |
| What symptoms indicate wear of security components? | Typical symptoms include difficulty turning the key, the mechanism jamming, excessive play in the lock, or incomplete locking. In components working with the vehicle's electrical system, irregular lock operation or problems with start authorization may be a signal for inspection. Before replacement, it is worth comparing the completeness of the part and the condition of the mounting points. |
| What technical data should be checked before installation? | Before installation, it is worth checking the OEM number, mounting type, mounting side, body version, and compatibility with vehicle equipment. For parts working with electronics, the connector type and number of pins are also important for comparison. For mechanical products, the adjustment range, element profile, and the condition of the lock and key are what matter. |
Summary: anti-theft devices in the Global Parts automotive store
The anti-theft category includes solutions that help protect the vehicle by hindering access to the interior, starting the car, or moving it. At Global Parts, components are selected taking into account mounting compatibility, OEM numbers, and equipment versions, which makes it easier to match parts to many car models. In our offer, you will find components for cars of brands such as BMW, Audi, Mercedes-Benz, and others. Feel free to contact us – we are here to help! For more information and interesting facts, we also invite you to visit our automotive blog.