Bilstein Air Suspension Spring (40-148359).
Bilstein B3 OE Replacement (Air) suspension air bags are designed to replace the original suspension air bags on select European brand vehicles. Bilstein is an OE supplier for air suspension systems; the quality of these products meets, and typically exceeds, the standards set forth by the vehicle's manufacturer. Each B3 OE Replacement (Air) suspension air bag is designed to connect directly into the original connectors on the vehicle, ensuring modification-free installation and restoration of the original feel of the vehicle.
Use the vehicle selector to confirm your exact year and configuration.
Bilstein B3 OE Replacement (Air) — Rear, for select Mercedes-Benz vehicles (40-148359)
Vehicle fitment
Verified fitment (manufacturer data)| Years | Make | Model | Trim |
|---|---|---|---|
| 2008–2009 | Mercedes-Benz | R350 | Base |
| 2006–2008 | Mercedes-Benz | R350 | 4Matic |
| 2010–2012 | Mercedes-Benz | R350 | 4Matic |
| 2006–2007 | Mercedes-Benz | R500 | Base |
| 2009 | Mercedes-Benz | R320 | Bluetec |
| 2007–2008 | Mercedes-Benz | R320 | CDI |
| 2007 | Mercedes-Benz | R63 AMG | Base |
| 2010–2012 | Mercedes-Benz | R350 | Bluetec 4Matic |
Specifications
Manufacturer data for this part — all visible, no tabs to dig through.
| Brand | Bilstein |
| Part number | BIL40-148359 |
| Category | Suspension & Lift |
| Years | Make | Model |
|---|---|---|
| 2008–2009 | Mercedes-Benz | R350 |
| 2006–2008 | Mercedes-Benz | R350 |
| 2010–2012 | Mercedes-Benz | R350 |
| 2006–2007 | Mercedes-Benz | R500 |
| 2009–2009 | Mercedes-Benz | R320 |
| 2007–2008 | Mercedes-Benz | R320 |
| 2007–2007 | Mercedes-Benz | R63 AMG |

Worth adding
Useful in any truck — ships separately in its own box.
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Reviews
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