Inner CV joints for Audi A3 1.2 Tfsi
Looking for a high-quality inner CV joint for your Audi A3 1.2 Tfsi? As driveline specialists, we supply precision-engineered components designed for your car's drivetrain. The inner CV...
Products for Inner CV joints for Audi A3 1.2 Tfsi
- Position: Inner
- Seal diameter: 100 mm
- Inner splines: 33
- Joint diameter: 100 mm
- Position: Inner
- Seal diameter: 59 mm
- Inner splines: 33
- Outer splines: 36
- Position: Inner
- Seal diameter: 108 mm
- Inner splines: 28
- Total length: 32 mm
- Outer diameter: 107 mm
- Position: Inner
- Seal diameter: 100 mm
- Inner splines: 33
- Outer diameter: 99 mm
- Position: Inner
- Seal diameter: 32,5 mm
- Inner splines: 34
- Outer diameter: 85 mm
- Splines gearbox side: 37
- Position: Inner
- Seal diameter: 94 mm
- Inner splines: 33
- Number of joints: 3
- ABS teeth: 0
Inner CV joints for Audi A3 1.2 Tfsi
Finding the right inner CV joint for your Audi A3 1.2 Tfsi is vital to maintaining your car's reliability and driving dynamics. This particular model, renowned for its efficient engine and responsive handling, demands that all drivetrain components operate in complete harmony. The inner CV joint is fitted closest to the gearbox and plays a key role in the vehicle's power delivery. At CVJoint24, you will find carefully selected components tailored precisely to the Audi A3 1.2 Tfsi, ensuring power transfers from the engine to the wheels smoothly without power loss or irritating vibrations. By opting for top quality from the start, you avoid future problems and expensive repairs. We focus on supplying parts that match or exceed original specifications so your Audi stays just as dependable as when it left the factory.
What does an inner CV joint do on the Audi A3 1.2 Tfsi?
The inner CV joint on an Audi A3 1.2 Tfsi performs a specific, technically demanding job within the vehicle's drivetrain. Unlike the outer CV joint, which mainly accommodates steering angles at the wheels, the primary task of the inner CV joint is to allow the drive shaft to plunge in and out as the suspension moves up and down. This is critical on a front-wheel-drive car such as the Audi A3, where the engine and gearbox are mounted transversely. The constant velocity joint acts as a flexible link, absorbing axial plunge while transferring torque reliably from the gearbox to the drive shaft. Inside the joint, you typically find a tripod assembly with needle bearings running inside precision tracks, ensuring smooth and fluid movement. Without a properly functioning inner joint, suspension movement would generate massive mechanical stress across the drivetrain, quickly leading to component failure and degraded handling.
Common signs of wear
When an inner CV joint starts to fail on an Audi A3 1.2 Tfsi, it typically produces distinctive symptoms that differ from those of an outer joint. The clearest sign is vibration felt throughout the cabin under acceleration, particularly between 50 and 90 km/h. Unlike wheel imbalance, which is felt primarily through the steering wheel, inner CV joint vibrations reverberate through the floorpan and seats. Another symptom is a dull clunk or clicking noise when you come off the throttle or change gear, pointing to play within the joint's internal components. If the protective CV boot splits, grease escapes and road dirt enters, which drastically accelerates wear. Ignoring these symptoms can cause persistent vibrations to damage gearbox output seals or, in the worst case, cause complete driveshaft failure while driving.
How to choose the correct inner CV joint
Selecting the correct inner CV joint for your Audi A3 1.2 Tfsi requires attention to detail, as technical variations exist depending on whether the car has a manual or DSG gearbox, as well as the build year. The most critical step is checking the spline count—the number of splines or teeth—both on the side connecting to the gearbox and the side mounting to the drive shaft. The joint's housing diameter and mounting type can also differ between Audi A3 variants. To make choosing straightforward and dependable, we recommend selecting your exact vehicle make, model and engine variant in our shop catalogue. Filtering by your precise model guarantees compatibility, eliminating the risk of ordering the wrong part and saving valuable time in the workshop. A correctly chosen part is essential for a straightforward repair and a long drivetrain lifespan.
Related parts to check
Please also check these exact pages for the same car when working on your inner CV joint:
When a drivetrain part shows wear, neighbouring components on the car often require inspection as well. Comparing these exact pages for the Audi A3 1.2 Tfsi makes it easier to tell whether the fault lies strictly within the inner CV joint or another adjacent component in the power transmission system.
This is especially true on models where vibrations, play and unusual noises can travel across multiple driveline parts. A quick check of related categories reduces the risk of replacing the right type of component while missing an adjacent worn part that produces identical symptoms.
By inspecting the entire driveline system together, you ensure a lasting repair and a quieter, more stable driving experience from your Audi.
Why buy from CVJoint24?
CVJoint24 is the international webshop of a Swedish driveline specialist based in Helsingborg, Sweden, delivering high-grade transmission parts across the EU. We understand how crucial it is to get the correct part for your Audi A3 1.2 Tfsi on the first attempt. With extensive driveline expertise and comprehensive category depth, we provide confidence that general car parts suppliers rarely match. Simply choose your car's make, model and engine to find the exact match for your vehicle. Efficient logistics from our central warehouse ensure fast, dependable dispatch across Europe, because we know you need your car back on the road without delay. Shop with us for the right part at the right price, backed by technical support from genuine drivetrain specialists dedicated to keeping your vehicle performing at its best.
Frequently asked questions about inner CV joints for Audi A3 1.2 Tfsi
How do I know whether the inner or outer CV joint is faulty on my Audi A3 1.2 Tfsi?
A faulty outer CV joint usually clicks when turning sharply, whereas a worn inner CV joint causes vibrations through the body shell under straight-line acceleration.
Can I replace just the CV boot if the joint is still working?
Yes, if you catch a split boot early before dirt gets in and grease escapes, you can clean the joint and fit a new CV boot to extend its service life.
Why does my Audi A3 1.2 Tfsi vibrate during acceleration?
This is a classic symptom of a worn inner CV joint. The vibrations occur when the joint can no longer transfer power smoothly due to play or wear in the bearings.
Is it difficult to replace the inner CV joint on an Audi A3 myself?
It requires some mechanical experience and the right tools, as the drive shaft usually needs unbolting from the gearbox. For a competent DIY mechanic, it is entirely feasible with the correct guide.
Are fitting grease and clips included when I buy an inner CV joint from you?
Yes, our complete CV joint kits normally include everything you need for installation, including specialist grease, a CV boot, and the necessary clips.
How long does an inner CV joint normally last?
An inner CV joint can last for many hundreds of thousands of kilometres, but its lifespan depends entirely on the boot remaining intact. If the CV boot splits, the joint can be ruined in just a few weeks.