Inner CV joints for Audi A4 1.8 Tfsi
Explore our selection of inner CV joints engineered for the Audi A4 1.8 Tfsi. This range is specifically chosen for front-wheel-drive saloon models, making it simple to find the right...
Products for Inner CV joints for Audi A4 1.8 Tfsi
- Position: Front, Inner
- Total length: 84 mm
- Splines wheel side: 24
- Position: Front, Inner
- Total length: 88 mm
- Splines gearbox side: 34
- ABS teeth: 34
Inner CV joints for Audi A4 1.8 Tfsi
Maintaining the drivetrain on an Audi A4 1.8 Tfsi is essential to preserving the car's renowned driving comfort and performance. The inner CV joint plays a critical role in transferring power from the gearbox out to the drive shafts, regardless of suspension movement. For Audi owners, replacing this component often restores smooth running and eliminates irritating vibrations that can occur under acceleration. At CVJoint24, we specialise in these exact components, allowing us to offer a range tailored to your specific engine setup and the torque output of the 1.8 Tfsi engine. Choosing the correct parts from the start saves both time and money in the long term, while safeguarding your car's technical integrity.
Our focus is on delivering components built to endure the stresses of modern motoring. An Audi A4 demands precision at every stage of power transmission, and the inner constant velocity joint is no exception. We ensure our products meet standards that give you complete confidence behind the wheel, whether commuting around town or travelling long distances on the motorway. With the right spare parts, you ensure your Audi continues to provide the premium driving feel for which the marque is known.
What does an inner CV joint do on an Audi A4 1.8 Tfsi?
The inner CV joint on an Audi A4 1.8 Tfsi is mounted closest to the gearbox, and its primary role is to allow the driveshaft to move up and down in line with the vehicle's suspension while maintaining constant power delivery. Unlike the outer CV joint, which manages large angles during steering, the inner joint focuses primarily on axial plunge. This design is necessary to compensate for the changes in effective length that occur as the wheel travels vertically over road imperfections. Without a properly functioning inner joint, the drive shaft would either be forced into the gearbox or pulled out of position under heavy suspension travel.
On Audi models with the 1.8 Tfsi engine, these joints are often of the tripod or ball-and-cage type, depending on gearbox specification and model year. They are engineered to minimise friction and heat build-up, which is vital for long component life. If this link in the system fails, the car's overall handling dynamics suffer, making it one of the most vital car parts in your drivetrain. Understanding its role helps you as an owner spot when it is time for maintenance before more costly damage occurs to the gearbox output shafts.
Common symptoms of wear
When an inner CV joint begins to wear on an Audi A4 1.8 Tfsi, it is most often felt as vibrations through the body shell during acceleration. Unlike an outer CV joint, which typically emits a clicking noise on tight turns, an inner joint produces symptoms felt mainly through the centre of the car or through the seat. You may also notice a clunking noise when applying throttle or under engine braking, indicating excessive play in the joint's internal mechanism. These vibrations can sometimes be mistaken for an unbalanced wheel, but if they disappear as soon as you lift off the accelerator, the drivetrain is almost certainly the cause.
Another clear indicator is a split CV boot; once grease escapes and dirt enters, the joint's precision components deteriorate very quickly. It is therefore vital to act as soon as you notice these signs, preventing consequential damage to the gearbox or other drivetrain components. Inspecting the condition of each drive shaft boot regularly is the easiest way to prevent complete failure. If you spot grease splatters underneath the car close to the gearbox, it strongly indicates that the inner CV joint boot has failed.
How to choose the correct inner CV joint
Finding the correct inner CV joint for your specific Audi A4 1.8 Tfsi requires close attention. Differences frequently occur depending on whether the car has a manual or automatic gearbox (such as Multitronic or S-tronic), as well as the chassis number. The most reliable way to navigate our catalogue is to select your car's make, model and engine in our vehicle filter. This narrows the selection to components technically compatible with your vehicle's specific drivetrain and engine variant. We have put significant work into ensuring our database is accurate and dependable across the European car parc.
You should also verify the spline count on both the inner and outer sides whenever provided in the product specifications, as this is critical for proper fitment. It is also worth noting whether your car is front-wheel drive or Quattro, as inner joint designs can differ between these versions. We always aim to provide thorough technical data so you can pick the right part first time, avoiding unnecessary returns or repair delays. Our drivetrain expertise is your guarantee of a successful repair.
Related parts to inspect
Please also check these exact pages for the same vehicle when working on the inner CV joint:
When one drivetrain component shows signs of wear, nearby parts on the same car often require attention as well. By comparing these exact pages for the Audi A4 1.8 Tfsi, it becomes easier to determine whether the issue lies with the inner CV joint or another neighbouring part of the drivetrain.
This is particularly useful on models where vibrations, play and unusual noises can transfer symptoms across several driveline components. Checking related categories reduces the risk of replacing one correct part while overlooking an adjacent component that contributes to the same problem.
Carrying out a thorough inspection of all related components prevents the frustration of repeating the job soon afterwards. Replacing worn bolts and tightening everything to the correct manufacturer torque settings are also vital steps in ensuring your new joint achieves maximum service life.
Why shop with CVJoint24?
As the international shop of a Swedish driveline specialist, we offer a dedicated depth of inventory and technical expertise that general retailers struggle to match. We understand how critical it is to receive the correct part for your Audi A4 1.8 Tfsi first time, which is why we provide a reliable fitment guarantee. Our mission is to be your most dependable source for all car parts related to power transmission, from small circlips to complete propeller shafts. Fast dispatch across the EU minimises garage downtime, keeping your vehicle off the ramp and back on the road without delay.
We only stock high-calibre components selected to handle demanding European road conditions and the performance requirements of modern vehicles. This gives you complete peace of mind that your Audi will remain reliable for many thousands of kilometres. With us, you receive not just a spare part, but access to specialised driveline knowledge and dedicated customer support. We take pride in being the trusted partner for both DIY mechanics and professional workshops. Always the right part, shipped directly from our Swedish warehouse in Helsingborg to your door.
Frequently asked questions about inner CV joints for Audi A4 1.8 Tfsi
How do I know whether the inner or outer CV joint is faulty on my Audi A4?
A worn inner CV joint usually causes vibrations through the entire car during acceleration, whereas an outer joint produces a clicking or knocking noise when taking sharp turns.
Can I replace just the inner CV joint, or do I have to replace the whole drive shaft?
On the Audi A4 1.8 Tfsi, you can easily replace just the inner joint if the shaft itself is otherwise undamaged. This is often a much more cost-effective option than replacing the complete assembly.
Are the CV boot and grease included when I buy an inner CV joint from you?
Yes, our inner CV joints are supplied as complete kits containing the joint, a model-specific CV boot, specialised grease and all necessary mounting hardware.
Does the same inner CV joint fit all Audi A4 models?
No, there are significant variations depending on the engine, gearbox and drivetrain setup. Always select your car's exact make, model and engine to find the right part for your 1.8 Tfsi.
What tools are needed to replace the inner CV joint on an Audi A4 1.8 Tfsi?
You will typically need a socket set, XZN spline bits for the flange bolts at the gearbox, along with tools to undo the drive shaft nut and potentially release the control arms.
How quickly will my new CV joint be delivered?
We offer next-day dispatch for most of our in-stock products, meaning you can get started on your repair without delay.