Genuine Audi A4 Brake Master Cylinder

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Model

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

8 Brake Master Cylinders found

View related parts
Audi A4 Master Cylinder Part Number: 8D0-611-021-B
$242.76 MSRP: $340.00
You Save: $97.24 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Cylinder
- Warranty: This genuine part is guaranteed by Audi's factory warranty.
Fits the following Vehicles:
- 1996-1999 Audi A4 | Avant, Base | 4 Cyl 1.8 L GAS, 6 Cyl 2.8 L GAS
View related parts
Audi A4 Master Cylinder Part Number: 8E0-611-021
$271.75 MSRP: $380.61
You Save: $108.86 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Cylinder
- Warranty: This genuine part is guaranteed by Audi's factory warranty.
Fits the following Vehicles:
- 2002-2009 Audi A4 | Base, Cabriolet | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.2 L GAS
View related parts
Audi A4 Master Cylinder Part Number: 8E0-611-021-B
$250.09 MSRP: $350.27
You Save: $100.18 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Cylinder
- Replaces: 8E0-611-021-A
- Warranty: This genuine part is guaranteed by Audi's factory warranty.
Fits the following Vehicles:
- 2003-2008 Audi A4 | Base, Cabriolet | 4 Cyl 1.8 L GAS, 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.2 L GAS
View related parts
Audi A4 Master Cylinder Part Number: 8W0-611-021-D-REP
$366.52 MSRP: $513.33
You Save: $146.81 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Cylinder; Master Cylinder
- Replaces: 8W0-611-021-C, 8W0-611-021
- Warranty: This genuine part is guaranteed by Audi's factory warranty.
Fits the following Vehicles:
- 2017-2020 Audi A4 | Premium, Premium Plus, Prestige, Titanium | 4 Cyl 2.0 L GAS
View related parts
Audi A4 Master Cylinder Part Number: 4D0-611-021-A
$307.02 MSRP: $430.00
You Save: $122.98 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Cylinder
- Warranty: This genuine part is guaranteed by Audi's factory warranty.
Fits the following Vehicles:
- 2000-2001 Audi A4 | Base | 4 Cyl 1.8 L GAS, 6 Cyl 2.8 L GAS
View related parts
Audi A4 Master Cylinder Part Number: 8K0-611-021-A
$497.42 MSRP: $696.67
You Save: $199.25 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Cylinder
- Warranty: This genuine part is guaranteed by Audi's factory warranty.
Fits the following Vehicles:
- 2009-2012 Audi A4 | Base | 4 Cyl 2.0 L GAS
View related parts
Audi A4 Master Cylinder Part Number: 4G2-611-021-C
$517.65 MSRP: $725.01
You Save: $207.36 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Cylinder; Master Cylinder
- Replaces: 4G2-611-021, 4G2-611-021-A
- Warranty: This genuine part is guaranteed by Audi's factory warranty.
Fits the following Vehicles:
- 2013-2016 Audi A4 | Base, Premium, Premium Plus, Prestige | 4 Cyl 2.0 L GAS
View related parts
Audi A4 Master Cylinder Part Number: 4H0-611-021
$517.65 MSRP: $725.01
You Save: $207.36 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Cylinder; Master Cylinder
- Replaces: 8K0-611-021, 8K0-611-021-B
- Warranty: This genuine part is guaranteed by Audi's factory warranty.
Fits the following Vehicles:
- 2009-2012 Audi A4 | Base | 4 Cyl 2.0 L GAS

Audi A4 Brake Master Cylinder

Audi A4 Brake Master Cylinder makes your simple foot push into extremely accurate hydraulic force that clamps the brakes and secures every journey. Constructed of heavy cast iron or lightweight aluminum, this Brake Master Cylinder has two pistons, which are applied to operate two separate lines, implying that in case one line leaks, the other will continue to provide certain stopping power. The design itself is actively commended for reliability due to the fact that even after several years of commuting in the suburbs and aggressive highway driving, the Audi pedal feel remains stable. Subsequent generations improved to a detachable nylon reservoir that was much lighter, and fluid top-ups were easy, however, the basic internal design remained the same so that the Audi owners of a 2002 model instantly recognize the familiar reaction in the 2023 A4. The compatibility is extended between sedans and Avants with front-drive or quattro and allows drivers to find an immediate fit unit without concern over the part numbers. The Brake Master Cylinder directs the pressure into clean metal lines and flexible hoses to maximize energy transfer while minimizing wasted motion and reducing the stopping distance, a critical enhancement to the safety systems protecting passengers. Its twin ports are replenished immediately with small compensating holes and thus, each press of the pedal is comfortably restored, and the anti-lock computers get consistent feedback, which underlines modern computer aids. The unit is regularly serviced with fluids and inspected with a quick seal to ensure that there is no moisture that can cause corrosion of the polished bore or that can lead the car to lose the crisp feel that the Audi reputation is built on. Within the cabin, all the pedal presses are measured as well, since the balanced spring in the Brake Master Cylinder reduces the strain on the foot and still maintains quick reaction. Regardless of your ride being a B6 A4 or the new B9, the unit is easy to bolt in, thus demonstrating that maintains a high compatibility level. This kind of integration enhances safety and echoes quality, which is an attribute that Audi fans are proud of.

Choose original equipment manufacturer Brake Master Cylinder for great performance and strong durability. They use Audi's official craftsmanship and high-grade materials, and meet strict quality standards. Are you looking for quality Brake Master Cylinder at a good price? Come to our online store. We carry a wide range of genuine parts for your Audi A4 and the prices are competitive. Each part comes with the manufacturer's warranty. You can install with confidence and get steady results. Over time, you'll save money and avoid hassle. Keep your maintenance simple and protect your vehicle with OEM parts. Get the quality your A4 needs now.