Audi RS4 B8 Coolant Reservoir Tank Carrier Mount Bracket 8T0121409

Audi RS4 B8 Coolant Reservoir Tank Carrier Mount Bracket is an original mounting component from the Brackets, mounts and mounting parts group, designed for the stable positioning of the coolant reservoir in the engine bay. Precise geometry and factory mounting points ensure proper support for the reservoir, which promotes safe operation of the cooling system and facilitates maintenance.

Specifications and technical data

• SKU: 8T0121409
• Mark: Audi
• Condition: Used
• OEM Part Number: 8T0121409
• Substitutable numbers: 8T0121409, 8T0 121 409
• Part type: Bracket
• Category: Mounts, Brackets & Hardware

Purpose and function of the bracket

The presented bracket was designed by Audi as a structural component responsible for securely fastening the coolant reservoir in the RS4 B8 generation model. Proper positioning of the reservoir reduces vibration transmission, minimizes the risk of nozzle cracks, and makes it easier to check coolant levels during operation and inspections. Thanks to its factory design, the bracket works with the original body mounting points, which allows for maintaining the structural integrity of the engine bay and avoiding makeshift mounting solutions.

Construction and mounting fit

The bracket belongs to the Brackets, mounts and mounting parts group, which means its design is focused on stability and consistency of assembly. The shape of the component ensures:

• precise guidance of the coolant reservoir in the intended operating position,
• proper distribution of mechanical loads onto the body,
• easy service access to the reservoir and cooling system hoses. The original origin of the bracket helps maintain factory mounting clearances, which is important when working at elevated temperatures and under conditions of vibrations generated by the engine unit.

Characteristics of the used component

The offered bracket is a used part, which in practice means it comes from disassembly and has been verified for suitability for further use. This type of mounting component, while maintaining structural integrity, retains its functional properties for a long time, representing a reasonable compromise between cost and functionality. Choosing a used mounting component allows you to reduce expenses when repairing or reconstructing the cooling system, while maintaining compliance with the factory design concept of the Audi RS4 B8.

Application in the cooling system and benefits of installation

A properly selected coolant reservoir tank carrier mount bracket affects the stable operation of the entire cooling system. A rigid yet appropriately flexible mount:

• reduces the risk of leaks resulting from excessive stress on nozzles and hoses,
• ensures a constant position of the reservoir, which facilitates bleeding and fluid level checks,
• helps keep the engine bay tidy by eliminating unwanted movement of components. For users who care about maintaining the character and structural consistency of the RS4 B8, using an original bracket is important both from the point of view of reliability and the future resale of the vehicle.

Consistency with Audi brand DNA and expert knowledge

Selecting original mounting components, such as brackets and mounts, is important for maintaining the factory character of the car. If you want to better understand how using original, including used, components affects the preservation of driving characteristics and build quality, read the article Audi and emotions in their purest form. How do used parts help maintain the brand's DNA?. If you are planning a comprehensive repair or upgrade of the engine bay area in your Audi and need other elements from the same group, such as additional brackets, hose mounts, or accessory supports, check out the available parts in the Audi Brackets, mounts and mounting parts category.