Audi A4 S4 B8 Steering Column Shaft UJ Universal Joint 8K2419753F

Audi A4 S4 B8 Steering Column Shaft UJ Universal Joint is a precision steering system component designed for petrol-powered vehicles of this series. Thanks to the factory Audi design and the preservation of original geometry, it ensures reliable transmission of steering input to the steering gear and stable vehicle handling.

Specifications and technical data

• SKU: RHD-8K2419753F
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K2419753F
• Substitutable numbers: 8K2419753F, 8K2 419 753 F, 8K2419753E, 8K2 419 753 E
• Fuel type: Petrol
• Category: Steering Columns

Purpose and role in the steering system

The presented steering column shaft with a universal joint is a component from the Steering columns group, responsible for the mechanical connection between the steering wheel and the rest of the system. In Audi A4/S4 B8 series vehicles, it operates on the axis between the column and the steering gear, compensating for body movements and ensuring smooth, predictable steering response.

The component has been designed specifically for vehicles with a petrol engine, which guarantees proper fitment of length, universal joint operating angles, and strength characteristics tailored to the loads occurring in this powertrain configuration.

Technical construction and performance properties

The steering column shaft with a universal joint utilizes a precision joint system that:

• ensures stable torque transmission from the steering wheel to the steering gear,
• compensates for misalignment between the column and the steering gear,
• minimizes play and unwanted vibrations in the steering system.

Thanks to the factory Audi design, high torsional rigidity and appropriate operating characteristics under load are maintained, which translates into steering precision and predictable vehicle behavior at higher speeds.

Condition, origin, and benefits of using a used part

The offered item comes from the group of original Audi components and is sold as a used part. This solution allows for an economical repair of the steering system while maintaining the factory design and fitment for the specific model.

Using an original steering column shaft with a universal joint instead of a worn-out component helps to reduce:

• excessive steering play,
• knocking and vibrations transmitted to the vehicle interior,
• uneven resistance during steering.

For workshops and individual users, this means a faster and more predictable repair, without the need to adapt aftermarket replacements with uncertain parameters.

Selection and compatibility in petrol vehicles

The steering column with an intermediate shaft and universal joint has been developed for specific Audi A4/S4 B8 configurations with petrol units. In practice, this means compatibility with factory mounting points, appropriate working length, and the correct operating range of the joint under typical operating conditions.

When selecting the part, it is worth paying attention to:

• the vehicle's fuel type (in this case, petrol),
• the body generation (B8 series),
• compatibility with the existing steering column and steering gear.

Such configured selection reduces the risk of installation problems and allows for maintaining the factory operating parameters of the steering system.

Technical support and additional materials

To better understand the operation of the steering column, intermediate shaft, and universal joint, it is worth reading the guide describing the construction and typical faults of the steering system – a detailed discussion can be found in the article Steering system and power steering – how it works and what breaks?.

If you are planning a comprehensive repair or upgrade of the steering area in your Audi and need other elements from the same group, such as intermediate shafts, adjustable columns, or additional joints, check the available parts in the Audi steering columns category.

To reduce vehicle downtime at the service center and plan repairs more efficiently, it is also worth reading the practical guide on used parts logistics, available in the article how a wide assortment in one warehouse shortens vehicle downtime at the mechanic.