Inner CV joints for Audi A6
Find the right inner CV joint for your Audi A6. Our range encompasses a wide variety of configurations for both front-wheel drive and four-wheel drive models, covering diesel, petrol and...
Products for Inner CV joints for Audi A6
- Position: Inner
- Seal diameter: 100 mm
- Inner splines: 33
- Joint diameter: 100 mm
- Position: Inner
- Seal diameter: 100 mm
- Inner splines: 33
- Joint diameter: 100 mm
- Position: Front, Inner
- Total length: 88 mm
- Splines gearbox side: 34
- ABS teeth: 34
- Position: Inner
- Seal diameter: 100 mm
- Inner splines: 33
- Joint diameter: 100 mm
Inner CV joints for Audi A6
The Audi A6 is renowned for its comfort and sophisticated drive systems, particularly in the popular Quattro variants. The inner CV joint plays a crucial role in this setup by facilitating smooth and efficient power transfer from the gearbox to the wheels. Because the Audi A6 is frequently equipped with powerful engines, in both diesel and petrol versions, the drivetrain components are subjected to significant torque. This places stringent demands on the choice of materials and manufacturing precision of each inner CV joint. At CVJoint24, you will find a carefully selected range covering most generations of this model, from early versions to the latest designs.
With over 170 specific parts in stock, we offer solutions for almost every unique configuration of the Audi A6 travelling on European roads. Maintaining the drivetrain with the correct parts is not only a matter of reliable function, but also of preserving the premium feel and safety expected from a car in this class. Our parts are manufactured to meet or exceed original equipment specifications, giving you complete confidence that your car will remain reliable for a long time to come.
What does an inner CV joint do on an Audi A6?
The inner constant velocity joint, often designed as a tripod joint or plunge joint depending on the engineering, is mounted closest to the gearbox or differential. Unlike the outer CV joint, whose primary role is to accommodate large steering angles, the inner CV joint on an Audi A6 serves another critical purpose: it manages the axial length changes of the drive shaft. As the car's suspension moves up and down, the distance between the gearbox and the wheel hub changes. The inner joint allows the shaft to plunge in and out without losing contact or introducing tension into the system.
For a car like the Audi A6, which typically features a sophisticated multi-link suspension setup, this freedom of movement is essential to prevent vibrations and mechanical stress on the output shafts of the gearbox. A properly functioning inner joint ensures that power is delivered consistently regardless of road conditions or load, which is fundamental to the car's stability and drivetrain longevity. Without this flexibility, the drive shaft would risk bottoming out or pulling out of place over severe bumps, leading to immediate transmission failure.
Common signs of wear
Wear on an inner CV joint in an Audi A6 often presents itself differently from issues with an outer joint. The most classic symptom is vibrations or shuddering throughout the whole car under acceleration, particularly at higher speeds or when carrying heavy loads. These vibrations tend to disappear the moment you lift off the accelerator and the load ceases. This occurs because the joint's internal rollers or balls have worn grooves into the housing, creating an imbalance whenever torque is applied.
Another common sign is a dull, clunking noise when accelerating or under engine braking, indicating play within the joint's internal mechanism. You should also routinely inspect the CV boot; if it is split, grease will leak out and dirt will enter, rapidly degrading the hardened surfaces inside the joint. For Audi A6 owners, it is vital to act quickly when these symptoms appear, as a defective inner joint can eventually damage gearbox seals and bearings due to the unbalanced forces generated while driving.
How to choose the right inner CV joint
Identifying the correct inner CV joint for your Audi A6 can be tricky, as the manufacturer often used several different suppliers and technical designs within the same model year. There are variations in spline counts both towards the drive shaft and into the gearbox, as well as differences in the joint's outer diameter and mounting style. Some models use joints that bolt directly onto an output flange on the gearbox, whereas others slide straight into the differential using a circlip.
To ensure an exact fit, we recommend selecting your car's specific make, model and engine variant in our shop. This narrows our catalogue of 170+ items down to the parts that are technically compatible with your vehicle's engine and gearbox codes. Also verify whether your car is front-wheel drive or Quattro, as the rear inner joints on four-wheel-drive models often differ markedly from the front ones. Taking care when selecting your parts ensures a trouble-free installation and long-lasting reliability for your car.
Related parts to inspect
Be sure to check these related pages for the same vehicle when working on the inner CV joint:
When a drivetrain component begins to show wear, neighbouring parts on the vehicle often require inspection too. By comparing these exact pages for the Audi A6, it is easier to determine whether the issue stems purely from the inner CV joint or from an adjoining part of the power transmission system.
This is particularly relevant for models where vibrations, play and unusual noises can travel across multiple components within the drivetrain. A quick check of related categories reduces the risk of replacing the correct component type while overlooking an adjacent part that contributes to the very same symptom.
Taking a comprehensive approach to the drivetrain saves both time and money in the long run, as many of these components must be removed anyway when replacing an inner joint.
Why buy from CVJoint24?
CVJoint24 is the international shop of a Swedish driveline specialist, dispatching orders across the EU from our central warehouse in Helsingborg, Sweden. We understand the technical nuances of the Audi A6 and have developed an extensive catalogue depth to cater to DIY mechanics and professional garages alike. Our drivetrain expertise means we do not merely supply car parts; we offer a dependable solution tailored to your vehicle's exact technical configuration.
With a firm focus on premium quality and engineering precision, we ensure every component we sell is built to withstand demanding road and weather conditions. Choosing us gives you access to a dedicated specialist with profound knowledge of power transmission, offering peace of mind that general car parts stores rarely match. We are proud to be the trusted choice for Audi owners who demand the best for their vehicle's drivetrain alongside prompt, accurate deliveries.
Frequently asked questions about inner CV joints for Audi A6
How do I know whether the inner or outer CV joint is failing on my Audi A6?
A worn outer CV joint typically produces a clicking sound on full steering lock while driving. A failing inner CV joint causes vibrations throughout the car under acceleration instead, which usually disappear as soon as you release the accelerator.
Does the same inner CV joint fit both the front and rear of an Audi A6 Quattro?
No, the inner CV joints generally differ between the front and rear axles on Quattro models. It is crucial to verify the fitting position and select your car's exact make, model and engine variant to ensure you receive the correct part.
Can I replace just the boot if the inner CV joint is still working?
Yes, if you catch a split CV boot early before dirt and moisture have penetrated to damage the joint, replacing just the boot and repacking it with fresh grease can successfully extend the joint's service life.
Why does my Audi A6 vibrate under acceleration after lowering the suspension?
Lowering an Audi A6 alters the operating angle of the drive shafts, forcing the inner CV joints to work in a different position. If the joints already had slight wear, this can trigger noticeable vibrations that were previously hidden.
Are grease and clamps included when I buy an inner CV joint from you?
Yes, our inner CV joints are supplied as complete kits containing the joint itself, a matching CV boot, high-quality grease, and all necessary clamps and mounting hardware.
Is it difficult to replace an inner CV joint on an Audi A6 myself?
It requires competent mechanical knowledge and the right tools, as the drive shaft often needs to be removed completely. On some Audi A6 models, dedicated XZN (spline) bits are also needed to undo the bolts at the gearbox flange.