Audi A4/S4/allroad Inner Door Seal / Weather Stripping Front, Left, Right 8K0831721E

OEM Part #: 8K0-831-721-E (8K0831721E)

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

This genuine OEM inner door seal, also known as weather stripping, is designed for optimal placement around the front doors of select Audi models, including the A4, A4 allroad, and S4 from 2009 to 2015. With part numbers 8K0831721D, 8K0831721C, 8K0831721F, and 8K0831721E, this component plays a critical role in sealing the door frame against moisture, dust, and noise, ensuring a quiet and comfortable cabin environment. Commonly requiring replacement due to wear, cracking, or damage, a faulty seal can lead to water leaks and increased cabin noise. This durable and authentic factory-original part directly interfaces with the door structure, contributing to vehicle integrity and performance. Ideal for restoring functionality while maintaining the original specifications of your Audi.

Specifications

Specifications for Inner Door Seal / Weather Stripping 8K0831721E
Fits Vehicle ModelA4, allroad, S4
Fits Vehicle MakeAudi
OEM Part No8K0-831-721-E (8K0831721E)
Compatible OEM Part No 8K0-831-721-D, 8K0-831-721-C, 8K0-831-721-F
SideFront, Left, Right
CategoryDoors

Compatible Vehicles

Fits 28 vehicle configurations across 1 make, 2009-2015.

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

  • A4 2009-2015 · 19 variants 6 with notes
  • S4 2010-2015 · 6 variants 3 with notes
  • allroad 2013-2015 · 3 variants 3 with notes
View all 28 vehicle configurations — 12 with fitment notes
Full vehicle fitment list for Inner Door Seal / Weather Stripping 8K0831721E
Year Make Model Trim Engine Note
2009 Audi A4 Sedan 2.0L l4 Turbo
2009 Audi A4 Quattro Wagon 2.0L l4 Turbo
2009 Audi A4 Quattro Sedan 2.0L l4 Turbo
2009 Audi A4 Quattro Sedan 3.2L V6
2010 Audi A4 Sedan 2.0L l4 Turbo
2010 Audi A4 Quattro Wagon 2.0L l4 Turbo
2010 Audi A4 Quattro Sedan 2.0L l4 Turbo
2010 Audi S4 Sedan 3.0L V6 Supercharged
2011 Audi A4 Sedan 2.0L l4 Turbo
2011 Audi A4 Quattro Wagon 2.0L l4 Turbo
2011 Audi A4 Quattro Sedan 2.0L l4 Turbo
2011 Audi S4 Sedan 3.0L V6 Supercharged
2012 Audi A4 Sedan 2.0L l4 Turbo
2012 Audi A4 Quattro Wagon 2.0L l4 Turbo
2012 Audi A4 Quattro Sedan 2.0L l4 Turbo
2012 Audi S4 Sedan 3.0L V6 Supercharged
2013 Audi A4 Sedan 2.0L l4 Turbo For Vehicles With Production date Up To 03/17/14
2013 Audi A4 Quattro Sedan 2.0L l4 Turbo For Vehicles With Production date Up To 03/17/14
2013 Audi allroad Wagon 2.0L l4 Turbo For Vehicles With Production date Up To 03/17/14
2013 Audi S4 Sedan 3.0L V6 Supercharged For Vehicles With Production date Up To 03/17/14
2014 Audi A4 Sedan 2.0L l4 Turbo For Vehicles With Production date Up To 03/17/14
2014 Audi A4 Quattro Sedan 2.0L l4 Turbo For Vehicles With Production date Up To 03/17/14
2014 Audi allroad Wagon 2.0L l4 Turbo For Vehicles With Production date Up To 03/17/14
2014 Audi S4 Sedan 3.0L V6 Supercharged For Vehicles With Production date Up To 03/17/14
2015 Audi A4 Sedan 2.0L l4 Turbo For Vehicles With Production date Up To 03/17/14
2015 Audi A4 Quattro Sedan 2.0L l4 Turbo For Vehicles With Production date Up To 03/17/14
2015 Audi allroad Wagon 2.0L l4 Turbo For Vehicles With Production date Up To 03/17/14
2015 Audi S4 Sedan 3.0L V6 Supercharged For Vehicles With Production date Up To 03/17/14

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