Bilstein B4 OE replacement dampers are engineered to restore the original ride quality and handling of the vehicle while meeting or exceeding OE standards. Built to Bilstein quality with high pressure reserves for consistent damping and safety, the B4 is the direct replacement choice for returning a worn factory suspension to as-new performance. It installs as a bolt-on replacement in the original location.
| Type | OE replacement shock absorber (Bilstein B4) |
| Position | Rear |
| Fitment | Audi A4 / A5 / S5 (B8 platform) |
| Warranty | See warranty document |
| Part Number | 19-171623 |
Documents: Installation Instructions (PDF) | Warranty (PDF) | Safety Data Sheet (PDF)
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2008-2014 | Audi | A4 | Base |
| 2008-2009 | Audi | A4 | Cabriolet |
| 2015-2016 | Audi | A4 | Premium |
| 2015-2016 | Audi | A4 | Premium Plus |
| 2015 | Audi | A4 | Prestige |
| 2008-2012 | Audi | A4 Quattro | Avant |
| 2008-2014 | Audi | A4 Quattro | Base |
| 2008-2009 | Audi | A4 Quattro | Cabriolet |
| 2015-2016 | Audi | A4 Quattro | Premium |
| 2015-2016 | Audi | A4 Quattro | Premium Plus |
| 2015 | Audi | A4 Quattro | Prestige |
| 2010-2014 | Audi | A5 | Cabriolet |
| 2008-2014 | Audi | A5 Quattro | Base |
| 2010-2014 | Audi | A5 Quattro | Cabriolet |
| 2015-2016 | Audi | A5 Quattro | Premium |
| 2015-2016 | Audi | A5 Quattro | Premium Plus |
| 2015 | Audi | A5 Quattro | Prestige |
| 2017 | Audi | A5 Quattro | Sport |
| 2008-2012,2017 | Audi | S5 | Base |
| 2010-2013 | Audi | S5 | Cabriolet |
| 2014-2016 | Audi | S5 | Premium Plus |
| 2014-2016 | Audi | S5 | Prestige |
