# Bilstein 12-228805 B1 OEM Replacement Rear Strut Mount for 2008-2016 Audi A4 and More ### Performance Overview The Bilstein B1 OE Replacement Components are direct replacement parts for restoring your suspension setup to its original factory standards. These components include strut mounts that ensure the proper securing of your struts, high-quality dust boots that protect your shocks and struts, and other direct-fit, high-quality replacements that extend your suspensions operating life. All of which are manufactured using robust high-quality materials that ensure efficiency and reliability in dealing with rigorous driving conditions. The Bilstein B1 OE Replacement Components are meticulously engineered to work seamlessly with Bilstein range of shock absorbers. These components are available in various configurations to ensure precise fitment and the proper replacement for different applications. Worn-out mounts, bushings, and hardware can cause a variety of issues like vibration, poor alignment, premature wear, and many others, compromising both suspension performance and driving safety. Restore factory handling, improve ride comfort, and ensure the longevity of your suspension setup by integrating the appropriate B1 OE Replacement Components. The Bilstein B1 OE Replacement Components are ### Key Features - Made from High-Quality Materials for Durability and Longevity Guaranteed Bilstein Craftsmanship Restores Your Suspension Setup to Its Original Factory Standards Works Seamlessly With Bilstein Shock Absorbers Helps Bring Back Factory Handlin - Designed to Meet or Exceed Factory Standards Made In Germany ### Vehicle Fitment - 2009 Audi A4 (Position: Rear; Note: Base) - 2010 Audi A4 (Position: Rear; Note: Base) - 2011 Audi A4 (Position: Rear; Note: Base) - 2012 Audi A4 (Position: Rear; Note: Base) - 2013 Audi A4 (Position: Rear; Note: Base) - 2014 Audi A4 (Position: Rear; Note: Base) - 2015 Audi A4 (Position: Rear; Note: Premium, Premium Plus, Prestige) - 2016 Audi A4 (Position: Rear; Note: Premium, Premium Plus) ### FAQ **Will this fit my vehicle?** Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase. **What part number is this?** The listed part number is 12-228805. **Is this product designed for direct replacement?** Yes. This product is intended to match compatible vehicle applications listed in the fitment section. **Should I confirm fitment before ordering?** Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering. ### Common Searches - B1 OEM Replacement Rear Strut Mount for Audi A4 - 12-228805 fitment - Bilstein B1 OEM Replacement Rear Strut Mount - Rear B1 OEM Replacement Rear Strut Mount - 2009 Audi A4 B1 OEM Replacement Rear Strut Mount ### Vehicle Fitment Table Year Make Model Position Fitment Precision Note 2009 Audi A4 Rear Base 2010 Audi A4 Rear Base 2011 Audi A4 Rear Base 2012 Audi A4 Rear Base 2013 Audi A4 Rear Base 2014 Audi A4 Rear Base 2015 Audi A4 Rear Premium, Premium Plus, Prestige 2016 Audi A4 Rear Premium, Premium Plus 2009 Audi A4 Quattro Rear Avant, Base 2010 Audi A4 Quattro Rear Avant, Base 2011 Audi A4 Quattro Rear Avant, Base 2012 Audi A4 Quattro Rear Avant, Base 2013 Audi A4 Quattro Rear Base 2014 Audi A4 Quattro Rear Base 2015 Audi A4 Quattro Rear Premium, Premium Plus, Prestige 2016 Audi A4 Quattro Rear Premium, Premium Plus 2010 Audi A5 Rear Cabriolet 2011 Audi A5 Rear Cabriolet 2012 Audi A5 Rear Cabriolet 2013 Audi A5 Rear Cabriolet 2014 Audi A5 Rear Cabriolet 2008 Audi A5 Quattro Rear Base 2009 Audi A5 Quattro Rear Base 2010 Audi A5 Quattro Rear Base, Cabriolet 2011 Audi A5 Quattro Rear Base, Cabriolet 2012 Audi A5 Quattro Rear Base, Cabriolet 2013 Audi A5 Quattro Rear Base, Cabriolet 2014 Audi A5 Quattro Rear Base, Cabriolet 2015 Audi A5 Quattro Rear Premium, Premium Plus, Prestige 2016 Audi A5 Quattro Rear Premium, Premium Plus 2013 Audi Allroad Rear Premium, Premium Plus, Prestige 2014 Audi Allroad Rear Premium, Premium Plus, Prestige 2015 Audi Allroad Rear Premium, Premium Plus, Prestige 2016 Audi Allroad Rear Premium, Premium Plus 2009 Audi Q5 Rear Premium, Premium Plus, Prestige 2010 Audi Q5 Rear Premium, Premium Plus, Prestige 2011 Audi Q5 Rear Premium, Premium Plus, Prestige 2012 Audi Q5 Rear Premium, Premium Plus, Prestige 2013 Audi Q5 Rear Hybrid Prestige, Premium, Premium Plus, Prestige 2014 Audi Q5 Rear Hybrid Prestige, Premium, Premium Plus, Prestige, Tdi Premium Plus, Tdi Prestige 2015 Audi Q5 Rear Hybrid Prestige, Premium, Premium Plus, Prestige, Tdi Premium Plus, Tdi Prestige 2016 Audi Q5 Rear Hybrid Prestige, Premium, Premium Plus, Prestige, Tdi Premium Plus, Tdi Prestige, Tdi Premium Plus S-Line, Tdi Prestige S-Line 2013 Audi Rs5 Rear Base 2014 Audi Rs5 Rear Base, Cabriolet 2015 Audi Rs5 Rear Base, Cabriolet 2010 Audi S4 Rear Base 2011 Audi S4 Rear Base 2012 Audi S4 Rear Base 2013 Audi S4 Rear Base 2014 Audi S4 Rear Premium Plus, Prestige 2015 Audi S4 Rear Premium Plus, Prestige 2016 Audi S4 Rear Premium Plus, Prestige 2008 Audi S5 Rear Base 2009 Audi S5 Rear Base 2010 Audi S5 Rear Base, Cabriolet 2011 Audi S5 Rear Base, Cabriolet 2012 Audi S5 Rear Base, Cabriolet 2013 Audi S5 Rear Base, Cabriolet 2014 Audi S5 Rear Premium Plus, Prestige 2015 Audi S5 Rear Premium Plus, Prestige 2016 Audi S5 Rear Premium Plus, Prestige 2014 Audi Sq5 Rear Premium Plus, Prestige 2015 Audi Sq5 Rear Premium Plus, Prestige 2016 Audi Sq5 Rear Premium Plus, Prestige 2015 Porsche Macan Rear S, Turbo 2016 Porsche Macan Rear S, Turbo ## Details - **Price:** 28.52 CAD - **Vendor:** Bilstein - **Type:** B1 OEM Replacement Rear Strut Mount - **Tags:** 12-228805, 2008 Audi A5 Quattro, 2008 Audi S5, 2009 Audi A4, 2009 Audi A4 Quattro, 2009 Audi A5 Quattro, 2009 Audi Q5, 2009 Audi S5, 2010 Audi A4, 2010 Audi A4 Quattro, 2010 Audi A5, 2010 Audi A5 Quattro, 2010 Audi Q5, 2010 Audi S4, 2010 Audi S5, 2011 Audi A4, 2011 Audi A4 Quattro, 2011 Audi A5, 2011 Audi A5 Quattro, 2011 Audi Q5, 2011 Audi S4, 2011 Audi S5, 2012 Audi A4, 2012 Audi A4 Quattro, 2012 Audi A5, 2012 Audi A5 Quattro, 2012 Audi Q5, 2012 Audi S4, 2012 Audi S5, 2013 Audi A4, 2013 Audi A4 Quattro, 2013 Audi A5, 2013 Audi A5 Quattro, 2013 Audi Allroad, 2013 Audi Q5, 2013 Audi Rs5, 2013 Audi S4, 2013 Audi S5, 2014 Audi A4, 2014 Audi A4 Quattro, 2014 Audi A5, 2014 Audi A5 Quattro, 2014 Audi Allroad, 2014 Audi Q5, 2014 Audi Rs5, 2014 Audi S4, 2014 Audi S5, 2014 Audi Sq5, 2015 Audi A4, 2015 Audi A4 Quattro, 2015 Audi A5 Quattro, 2015 Audi Allroad, 2015 Audi Q5, 2015 Audi Rs5, 2015 Audi S4, 2015 Audi S5, 2015 Audi Sq5, 2015 Porsche Macan, 2016 Audi A4, 2016 Audi A4 Quattro, 2016 Audi A5 Quattro, 2016 Audi Allroad, 2016 Audi Q5, 2016 Audi S4, 2016 Audi S5, 2016 Audi Sq5, 2016 Porsche Macan, Automotive Parts, B1 OEM Replacement Rear Strut Mount, Bilstein, Bilstein Suspension, Direct Replacement, Performance Suspension, Rear ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 28.52 CAD | In stock | ## Images - Bilstein 12-228805 B1 OEM Replacement Rear Strut Mount for 2008-2016 Audi A4 and More --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/bilstein-audi-a4-suspension-strut-12-228805) > Updated: 2026-07-16