Bilstein B4 OE Replacement Spring

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In the highly unlikely event of a fitment problem, we’ll return your purchase at no cost to you. We pay return shipping on all orders, so it won’t cost you a penny to send back a defective part.


Enjoy better vehicle performance and handling with the use of the Bilstein B4 OE Replacement (Air).

  • Quick shocks response
  • Constant damping characteristics under any load
  • Conventional hydraulic shock absorbers with air spring
  • Ultimate comfort and control

Matches Your Vehicle’s Original Characteristics

A premium factory replacement, the Bilstein B4 OE Replacement (Air) will match your vehicle’s characteristics.

Efficient Gas Technology

The Bilstein B4 OE Replacement (Air) utilizes time-proven gas technology to pressurize oil in the observer, which then prevents foaming when the loads and temperature increase.

Quick Shocks Response

With the use of the Bilstein B4 OE Replacement (Air), your shocks will respond quickly to changing street and vehicle conditions.


Rest assured, the Bilstein B4 OE Replacement (Air) will last you for a long time. And it will be one of the best investments that you will make for your vehicle.

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This product comes with the manufacturer's warranty.
Part Numbers

The following part numbers are available in this product line:

44-042295 44-042301 44-051518 44-051525 44-069483 44-069506 44-100827 44-100834 44-102265 44-102272 44-104535 44-104542 44-109462 44-109479 44-109486 44-110475 44-110482 44-111533 44-124748 44-139872 44-139889 44-143657 44-143664 44-146108 44-156251 44-156268 44-165062 44-181666 44-181680 44-191177 44-191825 44-191832 44-219215 44-219222 44-232726 44-236595 44-239961 44-239978 44-239985 44-239992 44-240004 44-240011 44-240578 45-218644 45-240256 45-240263 45-240270 45-240287 45-240690 45-240706 45-240713 45-240720 45-240959 45-240966 45-240973 45-240980 45-241727 45-241734

To purchase this product for your vehicle, please select the Year, Make and Model of your vehicle at the top of this page.

Audi (2007-2015)


BMW (2002-2008)

745i, 745Li, 750i, 750Li, 760i, 760Li, Alpina B7

Jaguar (2004-2016)

Super V8, Vanden Plas, XJ, XJ8, XJR

Land Rover (2003-2016)

LR3, LR4, Range Rover, Range Rover Sport

Mercedes-Benz (2000-2016)

CL550, CL600, CLS500, CLS55 AMG, CLS550, CLS63 AMG, E320, E500, E55 AMG, E550, E63 AMG, GL320, GL350, GL450, GL550, ML320, ML350, ML450, ML500, ML550, ML63 AMG, R320, R350, R500, R63 AMG, S350, S400, S430, S500, S550, S550e

Porsche (2003-2016)


Volkswagen (2004-2010)