Audi A6/S6 Brake Master Cylinder 4K0611021

OEM Part #: 4K0-611-021 (4K0611021)

This page covers one exact OEM part number. Every unit we stocked has sold.

We may be able to get another

Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:

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Upgrade your braking system with this OEM Brake Master Cylinder, part number 4K0611021A, designed specifically for Audi vehicles. This genuine replacement part is compatible with the 2024 Audi A6 Quattro, A6 allroad, A7 Sportback, S6, and S7 Sportback, as well as various models from 2019 to 2023 with 2.0L to 3.0L V6 engines. Located at the heart of the braking system, this master cylinder ensures optimal hydraulic pressure, enhancing braking performance and safety. Common issues resolved by this component include spongy brakes and fluid leaks caused by wear or damage. Trust in the authenticity of this factory-original component for reliable and efficient operation.

Specifications

Specifications for Brake Master Cylinder 4K0611021
Fits Vehicle ModelA6, S6
Fits Vehicle MakeAudi
OEM Part No4K0-611-021 (4K0611021)
CategoryMaster Cylinder

Compatible Vehicles

Fits 5 vehicle configurations across 1 make, 2019-2020.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Audi

  • A6 2019-2020 · 4 variants 4 with notes
  • S6 2020 1 with note
View all 5 vehicle configurations — 5 with fitment notes
Full vehicle fitment list for Brake Master Cylinder 4K0611021
Year Make Model Trim Engine Note
2019 Audi A6 Quattro Sedan 2.0L l4 Turbo For Vehicles With Production date Up To 09/02/19
2020 Audi A6 Quattro Sedan 2.0L l4 Turbo For Vehicles With Production date Up To 09/02/19
2019 Audi A6 Quattro Sedan 3.0L V6 Turbo For Vehicles With Production date Up To 09/02/19
2020 Audi A6 Quattro Sedan 3.0L V6 Turbo For Vehicles With Production date Up To 09/02/19
2020 Audi S6 Sedan 2.9L V6 Turbo For Vehicles With Production date Up To 09/02/19

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