Audi A5 45 Tfsi Quattro

Welcome to your drivetrain specialist for the Audi A5 45 Tfsi Quattro. As driveline specialists, we supply a comprehensive range of power transmission components tailored to your car's...

Products for Audi A5 45 Tfsi Quattro

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Item no.:627426
  • Position: Rear
  • Total length: 1,614 mm

Drivetrain for Audi A5 45 Tfsi Quattro

The Audi A5 45 Tfsi Quattro represents a perfect balance between sporting elegance and technical brilliance, with the drivetrain forming the very heart of the car's performance. For the turbocharged 45 TFSI engine to deliver its power to the road in a controlled manner, it requires a power transmission system that is both robust and precise. As specialists in drivetrain components, we ensure you have access to the parts required to maintain this balance. Every part of the system, from the gearbox output shaft to the wheel hubs, is engineered to handle the specific stresses found in a high-output four-wheel-drive car. By choosing the right spare parts, you ensure not only your car's longevity but also that the characteristic Quattro feel is preserved through every bend and burst of acceleration. We offer a comprehensive range covering the most critical requirements for your Audi, focusing on components that meet or exceed original equipment specifications.

How the drivetrain is configured on the Audi A5 45 Tfsi Quattro

The layout of the drivetrain on an Audi A5 45 Tfsi Quattro is an engineering masterpiece built upon Audi's extensive experience with all-wheel drive. The engine is mounted longitudinally, enabling symmetrical power distribution. Power passes through a sophisticated gearbox to a centre differential that lies at the core of the Quattro system. From here, torque is dynamically distributed between the front and rear axles. A central part of this system is the propeller shaft for Audi A5 45 Tfsi Quattro, which runs along the underside of the car to drive the rear wheels. This shaft is often a two-piece design supported by a centre bearing to minimise vibrations and flexing. Further out to the wheels, drive shafts fitted with inner and outer CV joints accommodate both suspension movement and steering angles while transmitting power continuously. This entire system demands perfect synchronisation, requiring all bearings and joints to be in prime condition to prevent energy losses and mechanical wear.

Common faults and symptoms

Common drivetrain faults and symptoms on an Audi A5 45 Tfsi Quattro can often be subtle at first, but they escalate quickly if ignored. One of the most prominent signs of a prop shaft issue is a high-frequency vibration felt throughout the cabin, most noticeable between 80 and 120 km/h. If vibrations occur specifically under hard acceleration, this can point to wear in the inner constant velocity joints or an imbalance in the shaft itself. Unwanted noises are another key indicator; a whining sound from the centre of the car can signal that the propeller shaft centre bearing is failing, whereas a clicking noise on full steering lock typically indicates worn outer CV joints. It is also essential to inspect CV boots regularly; a split boot allows lubricating grease to escape and lets in road salt and grit, rapidly ruining the precision-ground surfaces inside the joint. Paying close attention to these symptoms is vital to avoiding costly repairs to the differentials and gearbox.

Common parts to replace on the Audi A5 45 Tfsi Quattro

When it comes to replacing components on an Audi A5 45 Tfsi Quattro, certain parts are subjected to more wear and tear than others. The most critical component for transmitting power to the rear axle is undoubtedly the propeller shaft for Audi A5 45 Tfsi Quattro. Due to its length and the high rotational speeds involved, it is sensitive to the slightest imbalance or impact damage. Alongside the prop shaft, centre bearings and their rubber mountings are common wear items that often need replacing to restore original refinement and quiet running. Flexible coupling discs (doughnut couplings), which act as vibration dampers between the gearbox and propeller shaft, should also be checked during routine servicing. For cars driven through harsh European winters, ABS rings and CV boots are vulnerable to corrosion and extreme temperature swings, making them frequent candidates for replacement. By proactively replacing these items at the first signs of wear, you ensure that your Audi A5 remains a reliable, high-performing machine for many years.

How to find the right part for the Audi A5 45 Tfsi Quattro

Proceed to the relevant section for your Audi A5 45 Tfsi Quattro:

On a vehicle with several potential drivetrain issues, it is wise to start in the correct subcategory straight away. By comparing the exact component sections for the Audi A5 45 Tfsi Quattro, it is easier to distinguish between drive shaft, CV joint or propeller shaft faults and navigate to the page that best matches your symptoms and fitment.

Finding the exact replacement part for your Audi A5 45 Tfsi Quattro does not need to be complicated, despite the car's advanced engineering. The most reliable method is to filter by your car's make, model and engine variant. Audi often specifies different components depending on whether the vehicle is fitted with a manual or automatic gearbox, as well as which generation of the Quattro system is installed. Selecting your vehicle details displays the car parts precisely tailored to your chassis specification and build year. This provides a dependable fitment guarantee so you can be confident of receiving the correct part every time. To help you navigate, we have gathered the most relevant links for your model here:

By using these resources, you can quickly find the right product and complete your purchase with full peace of mind that the part will fit perfectly.

Why shop with cvjoint24.com

CVJoint24 is your dedicated partner when you need drivetrain components for your Audi A5 45 Tfsi Quattro. As an international shop backed by a Swedish driveline specialist, we focus exclusively on power transmission, giving us specialist expertise and a depth of stock that general factors struggle to match. We understand that your Audi demands precision-engineered parts of the highest quality to perform at its peak. That is why we provide an accurate fitment guarantee when you select your vehicle's make, model and engine. Dispatching directly from our central warehouse in Helsingborg, Sweden, across the EU, we ensure rapid delivery to minimise your car's downtime in the garage. Shopping with us means getting the right part first time, backed by expert technical advice and a straightforward online store. Whether you are a DIY mechanic or managing a professional workshop, you can rely on us to deliver the right components with the precision your Audi deserves.

Frequently Asked Questions about Audi A5 45 Tfsi Quattro – Drivetrain & Transmission

Why does my Audi A5 45 Tfsi Quattro vibrate under acceleration?

Vibrations during acceleration are often caused by worn CV joints or an unbalanced propeller shaft. You should also check the prop shaft centre bearing.

How do I know if the propeller shaft needs replacing?

Common symptoms include vibrations through the body shell, whining noises from the centre of the car, or knocking noises under load.

Do all propeller shafts fit the Audi A5 45 Tfsi Quattro?

No, specifications vary depending on the gearbox and model year. Always filter by your specific make, model and engine variant to ensure you receive the correct part.

What is the fitment guarantee at CVJoint24?

It means we guarantee the part will fit your car when you select your vehicle's correct model and engine specifications, giving you complete peace of mind with your purchase.

How quickly are the parts delivered?

We offer prompt dispatch on in-stock items across the EU to get your Audi A5 45 Tfsi Quattro back on the road as quickly as possible.

Is the Quattro system sensitive to incorrect drivetrain components?

Yes, the Quattro all-wheel-drive system requires exact balance and synchronisation. Incorrect or unbalanced drivetrain parts can cause premature wear on the differentials and gearbox.