Audi A3 1.8
Spare parts and drivetrain components for the Audi A3 1.8. Select your make, model and engine to confirm exact fitment before ordering.
Products for Audi A3 1.8
- Position: Inner
- Seal diameter: 100 mm
- Inner splines: 33
- Joint diameter: 100 mm
- Position: Front left
- Flange diameter: 108 mm
- Total length: 545 mm
- Splines wheel side: 36
- Position: Front left
- Flange diameter: 100 mm
- Total length: 556 mm
- Splines wheel side: 36
- Position: Front right
- Flange diameter: 108 mm
- Total length: 809 mm
- Splines wheel side: 36
- Position: Front right
- Flange diameter: 100 mm
- Total length: 822 mm
- Splines wheel side: 36
- Position: Outer
- Seal diameter: 53 mm
- Inner splines: 30
- Outer splines: 36
- Joint diameter: 81 mm
- Position: Inner
- Seal diameter: 94 mm
- Inner splines: 33
- Number of joints: 3
- ABS teeth: 0
- Position: Outer
- Inner splines: 30
- Outer diameter: 90 mm
- Splines wheel side: 36
Audi A3 1.8 drivetrain
The Audi A3 1.8 is well known for its balance between performance and everyday practicality, but maintaining its signature driving feel requires a drivetrain in peak condition. The transmission of power is the mechanical heart of your car, transferring engine torque out to the wheels with minimal loss. At CVJoint24, you will find a dedicated range tailored specifically for the Audi A3 1.8, meaning every component is carefully selected to meet the high standards of durability, precision and material quality Audi drivers expect. By focusing on quality over quantity, we have developed thorough expertise across these models, making us the natural choice when maintaining or repairing your vehicle’s drive system. We know that an Audi deserves components matching its original specifications, which is why we never compromise on the technical details in our range.
How the Audi A3 1.8 drivetrain is built
The drivetrain on an Audi A3 1.8 is a sophisticated setup typically based on a transverse engine and front-wheel drive, a layout requiring robust components to handle power transfer and steering motion simultaneously. The system consists of several critical parts working smoothly together to provide a vibration-free drive. Central to this are the drive shafts, which serve as the primary link between the gearbox and the wheel hubs. Each drive shaft is fitted with two specialised joints: an inner CV joint that allows the necessary axial movement as the suspension travels up and down, and an outer CV joint that accommodates wide steering angles while transmitting power steadily. Alongside these purely mechanical components, the ABS ring plays a vital role in modern safety systems by providing precise rotational data to the vehicle’s control unit. Understanding this layout is essential when diagnosing which component needs replacing once vibrations or noises occur in your Audi A3 1.8.
Common faults and symptoms
There are several clear signs that the drivetrain on your Audi A3 1.8 is wearing out and requires attention to prevent breakdown. One of the most typical symptoms is a rhythmic clicking or knocking noise clearly heard during sharp turns at low speeds, which almost always indicates a worn or contaminated outer constant velocity joint where grease has escaped. If you notice vague vibrations through the steering wheel or chassis instead, particularly under hard acceleration, the inner CV joint or the drive shaft itself may suffer from unbalance or internal wear. Another frequent issue is an illuminated ABS warning light on the instrument cluster, often caused by a cracked or heavily corroded ABS ring failing to deliver a clean signal to the sensor. By acting proactively on these early warnings, you can prevent costly secondary damage to the gearbox and suspension, keeping your Audi safe and reliable for many kilometres to come.
Common parts to replace on the Audi A3 1.8
For the Audi A3 1.8, we have identified the key components that statistically require inspection or replacement over the car’s lifespan. Our range currently includes 9 specific parts engineered precisely for this model, split into the most critical categories to offer a complete solution. You will find:
- Drive shaft Audi A3 1.8 – We stock 4 different versions to cater for various gearbox types and technical configurations.
- Outer CV joint Audi A3 1.8 – A precision component crucial for smooth steering and efficient power transfer.
- Inner CV joint Audi A3 1.8 – We supply 3 distinct options to eliminate vibrations and play effectively under acceleration.
- ABS ring Audi A3 1.8 – An important safety component that ensures the proper function of both ABS brakes and traction control systems.
These parts are chosen to guarantee an exact fit and a service life matching original equipment, which is vital for a vehicle demanding the dynamic performance of an Audi A3 1.8. Selecting the right category makes it simple to navigate straight to the part that fixes your issue.
Finding the right part for your Audi A3 1.8
Navigate to the correct subcategory for the Audi A3 1.8:
With several possible drivetrain faults, starting in the right category saves time. By comparing the exact component areas for the Audi A3 1.8, it is easy to distinguish between faults in a drive shaft, CV joint or propeller shaft and continue to the page that best matches your symptoms and fitment.
- Drive shafts for Audi A3 1.8
- Outer CV joints for Audi A3 1.8
- Inner CV joints for Audi A3 1.8
- ABS rings for Audi A3 1.8
Selecting the exact replacement part for an Audi A3 1.8 can sometimes be tricky due to technical variations linked to production year, chassis number and specific trim level. The most reliable and efficient way to identify the correct component is to use our vehicle selector here on the site. By selecting your exact make, model and engine, the product list is filtered automatically so you only see parts confirmed to fit your car. We also recommend taking a moment to check the technical specifications provided, such as the spline count (teeth) on the joints and total shaft length, ensuring a smooth installation in the garage without surprises. Our aim is to help you choose the right Audi A3 parts first time and avoid unnecessary returns and downtime, saving you both money and hassle. With our help, maintaining your Audi A3 1.8 with the right components is straightforward from the start.
Why shop at CVJoint24
As a Swedish driveline specialist shipping across the EU, we at CVJoint24 combine technical product expertise with attentive service. When buying parts for your Audi A3 1.8 from us, you receive high-grade replacement components backed by our fitment guarantee. We understand the importance of getting your car back on the road quickly, which is why all stocked items ship promptly from our central warehouse in Helsingborg, Sweden. Our commitment to quality means we work solely with trusted manufacturers, ensuring that every driveshaft, CV joint and ABS ring we supply holds up over time and under challenging driving conditions. Delivering the right part every time is our core mission, making us a dependable partner for all your drivetrain needs, whether you are a DIY mechanic or a professional garage.
Frequently asked questions about the drivetrain for Audi A3 1.8
How do I know if my Audi A3 1.8 needs a new drive shaft?
The most common signs are pronounced vibrations during acceleration or unusual noises from the underside of the car. If the vibrations stop when you take your foot off the accelerator, this typically points to internal wear inside the drive shaft.
What are the symptoms of a worn outer CV joint on an Audi A3 1.8?
A worn outer CV joint usually produces a clicking or knocking noise when turning sharply, such as while parking or navigating a junction. The noise typically speeds up in line with wheel rotation.
Can I replace just the ABS ring on my Audi A3 1.8?
Yes, if the constant velocity joint itself is in good condition but the ABS ring is cracked or corroded, you can replace just the ring. This is a cost-effective way to clear ABS fault codes.
How does the fitment guarantee work for the Audi A3 1.8?
When you select your car's exact make, model and engine variant in our store, we filter the parts that fit your specific car. Our fitment guarantee means we take full responsibility for correct fitment when you select your vehicle details.
What is the difference between an inner and an outer CV joint?
The outer CV joint sits at the wheel hub and accommodates steering angles, whilst the inner joint sits at the gearbox and absorbs length variations as the suspension moves. They also display different symptoms when worn.
How quickly are parts delivered for my Audi?
We dispatch all in-stock items swiftly from our Swedish central warehouse. If you order in good time on a working day, your parts are dispatched promptly across the EU to get your car back on the road as quickly as possible.