VW Crafter Mk2 Audi Q7 4M A4 B9 A5 F5 Radiator Mounting Pin Upper 4M0121085

VW Crafter Mk2 Audi Q7 4M A4 B9 A5 F5 Radiator Mounting Pin Upper is a component from the Engine mounts group, designed for use in popular VAG group models. It is responsible for the stable, controlled mounting of the powertrain in the engine bay, which translates into reduced vibrations, improved driving comfort, and protection of adjacent components. This is an OEM solution that allows you to maintain the factory operating characteristics of the power unit without compromising on fitment.

Specifications and technical data

• SKU: 4M0121095-1
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 4M0121095
• Substitutable numbers: 4M0121095, 4M0 121 095
• Category: Engine Mounts

Purpose and function in the engine mounting system

The upper pin from the Engine mounts group operates in the area where the power unit is attached to the body, stabilizing the engine's position relative to the subframe and chassis. In vehicles such as the second-generation Volkswagen Crafter as well as the Audi Q7, A4 B9, and A5 F5, this is of particular importance due to the weight of the powertrain and the requirements for acoustic comfort.

A properly selected mounting element:

• limits the transmission of vibrations and oscillations to the passenger cabin,
• supports the correct operation of other engine mounts,
• reduces the loads acting on cables, wiring harnesses, and engine accessories,
• helps maintain the correct geometry of the powertrain mounting.

Benefits of using an original Volkswagen component

Using an original component from the Volkswagen brand ensures precise fitment to the factory mounting points in the listed models. As a result, installation is predictable, with no modifications required, and the operating characteristics of the mounting system remain in line with the vehicle manufacturer's specifications.

Key advantages include:

• maintaining the factory stiffness and flexibility of the engine mounting system,
• compatibility with original mounts and brackets,
• consistency with service documentation and workshop procedures,
• easier diagnostics of potential vibrations and knocking sounds after replacement.

Product characteristics and service fitment

The presented upper pin has been designed as a component that works with factory engine mounts in VAG group commercial and passenger vehicles. The design provided by the vehicle manufacturer ensures adequate load-bearing capacity and resistance to dynamic loads occurring during acceleration, engine braking, and driving on uneven surfaces.

In workshop practice, this means:

• the possibility of use in standard engine mount replacement procedures,
• easier maintenance of the correct powertrain alignment after installation,
• consistency with other system elements, such as brackets, bolts, and mounting sleeves.

Condition, origin, and economic aspect

The offered item is marked as used, which in practice allows you to combine factory origin with a more favorable purchase cost compared to a new component. For many users and workshops, this is a reasonable compromise between quality and budget, especially during comprehensive work within the engine mounting area.

Choosing an original used part is often preferred over aftermarket replacements with uncertain parameters, as it behaves according to the vehicle manufacturer's design assumptions, and its geometry and operating method are predictable in service.

Part selection by numbers and technical support

For the correct selection of the upper pin for a specific engine version and vehicle year, it is crucial to use the manufacturer's markings, such as the OEM part number and available interchangeable numbers. This helps avoid ordering errors and ensures full compliance with factory service documentation.

If you frequently work with aftermarket components, it is worth familiarizing yourself with practical tips on selecting used parts – especially in the area of electronics and control systems. You can find useful information in the article: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?, which discusses the approach to selecting used components as well as safety and cost-effectiveness issues.

If you are planning a comprehensive repair or upgrade of the engine area in your Volkswagen and need other components from the same group, such as additional mounts, brackets, or supplementary vibration-damping elements, check out the available parts in the Volkswagen Engine mounts category.