Bilstein
B1 OE Replacement

Bilstein 12-248940 Suspension Strut Mount - Front

Brand Bilstein 12-248940
Position Front
Finish Black paint
Series B1 oe replacement
Title Bilstein shock absorbers
Product line B1 OE Replacement
Fits BMW · 134 vehicles

OE direct replacement. Direct replacement suspension part for easier installation.

Protective dust boot. Helps prevent shock and strut damage.

Strut mount support. Keeps the strut firmly in place.

Cross-references 12-117260, 31 33 1 094 616 and 31 33 6 752 735 for the same application. See all 9.

$58.00Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Suspension Strut Mounts are typically replaced in pairs, axle by axle.
Order total $58.00
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Bilstein B1 OE Replacement Front Strut Mount

The Bilstein B1 OE Replacement suspension strut mount, part number 12-248940, is a direct replacement component for front suspension service on select BMW models. It helps keep the strut securely located while supporting long-term suspension operation on vehicles such as the BMW 328i, 335i, X3, and 528i.

Key Features

  • Bilstein B1 OE Replacement series for factory-style suspension service
  • Front suspension strut mount application
  • Black paint finish
  • Direct replacement part for select BMW front suspension setups
  • Supports proper strut positioning in the suspension assembly

Product Details

Bilstein B1 OE Replacement components are built for direct-fit suspension repair and maintenance. This front strut mount is part of the B1 OE Replacement line, which focuses on restoring original suspension function with replacement parts that match the vehicle’s factory layout. The mount helps secure the strut in place and works with the suspension system to support stable operation over time. Part number 12-248940 is listed for a wide range of BMW applications, including front suspension service on the BMW 128i, 135i, 328i, 335i, 528i, 535i, 550i, 650i, X1, and X3.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

  • Front suspension noise related to worn strut mount components
  • Loose or unstable strut positioning
  • Reduced suspension support at the top of the strut assembly
  • Wear from aging OE-style suspension parts
  • Service needs on BMW front suspension systems

Installation Notes and Tips

Fits 2012-2015 BMW X1, front. Fits 2008-2013 BMW 128i, front. Fits 2008-2013 BMW 135i, front. Fits 2007-2012 BMW 328i, front. Fits 1999-2000 BMW 328i, front. Fits 2007-2012 BMW 335i, front. Fits 2011-2012 BMW 335is, front. Fits 2009-2011 BMW 335d, front. Fits 2008-2010 BMW 528i, front. Fits 1998-2000 BMW 528i, front. Fits 2009-2010 BMW 528i xDrive, front. Fits 2008-2010 BMW 535i, front. Fits 2009-2010 BMW 535i xDrive, front. Fits 2006-2010 BMW 550i, front. Fits 2010 BMW 550i GT, front. Fits 2006-2010 BMW 650i, front. Fits 2004-2010 BMW X3, front. Fits 2008 BMW 528xi, front. Fits 2008 BMW 535xi, front. Fits 2001-2007 BMW 525i, front. Fits 2006-2007 BMW 525xi, front. Fits 2001-2007 BMW 530i, front. Fits 2006-2007 BMW 530xi, front. Fits 2001-2006 BMW 325Ci, front. Fits 2006 BMW 325i, front, standard suspension. Fits 2001-2006 BMW 330Ci, front. Fits 2006 BMW 330i, front, standard suspension. Fits 2001-2005 BMW 325i, front. Fits 2001-2005 BMW 325xi, front. Fits 2001-2005 BMW 330i, front. Fits 2001-2005 BMW 330xi, front. Fits 2004-2005 BMW 545i, front. Fits 2004-2005 BMW 645Ci, front. Fits 1998-2003 BMW 540i, front. Fits 2000 BMW 323Ci, front. Fits 1999-2000 BMW 323i, front. Fits 2000 BMW 328Ci, front.

Verify suspension configuration before installation, especially on 2006 BMW 325i and 330i models listed for standard suspension. Confirm the existing mount and strut assembly match the vehicle application before service.

Quality Assurance

Bilstein’s B1 OE Replacement line is built as a direct replacement suspension parts range for factory-style service and long-term suspension support. The protective component focus of the line helps maintain suspension system life by keeping critical parts properly located and protected.

This part fits 134 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelBody TypePositionNotes
2015BMWX1xDrive35iFrontB1 OE Replacement
2014BMWX1xDrive35iFrontB1 OE Replacement
2013BMW128iBaseFrontB1 OE Replacement
2013BMW135iBaseFrontB1 OE Replacement
2013BMWX1xDrive35iFrontB1 OE Replacement
2012BMW128iBaseFrontB1 OE Replacement
2012BMW135iBaseFrontB1 OE Replacement
2012BMW328iBaseFrontB1 OE Replacement
2012BMW335iBaseFrontB1 OE Replacement
2012BMW335isBaseFrontB1 OE Replacement
2012BMWX1xDrive28iFrontB1 OE Replacement
2011BMW128iBaseFrontB1 OE Replacement
2011BMW135iBaseFrontB1 OE Replacement
2011BMW328iBaseWagonFrontB1 OE Replacement
2011BMW335dBaseFrontB1 OE Replacement
2011BMW335iBaseFrontB1 OE Replacement
2011BMW335isBaseFrontB1 OE Replacement
2010BMW128iBaseFrontB1 OE Replacement
2010BMW135iBaseFrontB1 OE Replacement
2010BMW328iBaseWagonFrontB1 OE Replacement
2010BMW335dBaseFrontB1 OE Replacement
2010BMW335iBaseFrontB1 OE Replacement
2010BMW528iBaseFrontB1 OE Replacement
2010BMW528i xDriveBaseFrontB1 OE Replacement
2010BMW535iBaseFrontB1 OE Replacement
2010BMW535i xDriveBaseFrontB1 OE Replacement
2010BMW550iBaseFrontB1 OE Replacement
2010BMW550i GTBaseFrontB1 OE Replacement
2010BMW650iBaseFrontB1 OE Replacement
2010BMWX3xDrive30iFrontB1 OE Replacement
2009BMW128iBaseFrontB1 OE Replacement
2009BMW135iBaseFrontB1 OE Replacement
2009BMW328iBaseWagonFrontB1 OE Replacement
2009BMW335dBaseFrontB1 OE Replacement
2009BMW335iBaseFrontB1 OE Replacement
2009BMW528iBaseFrontB1 OE Replacement
2009BMW528i xDriveBaseFrontB1 OE Replacement
2009BMW535iBaseFrontB1 OE Replacement
2009BMW535i xDriveBaseFrontB1 OE Replacement
2009BMW550iBaseFrontB1 OE Replacement
2009BMW650iBaseFrontB1 OE Replacement
2009BMWX3xDrive30iFrontB1 OE Replacement
2008BMW128iBaseFrontB1 OE Replacement
2008BMW135iBaseFrontB1 OE Replacement
2008BMW328iBaseFrontB1 OE Replacement
2008BMW335iBaseFrontB1 OE Replacement
2008BMW528iBaseFrontB1 OE Replacement
2008BMW528xiBaseFrontB1 OE Replacement
2008BMW535iBaseFrontB1 OE Replacement
2008BMW535xiBaseFrontB1 OE Replacement
2008BMW550iBaseFrontB1 OE Replacement
2008BMW650iBaseFrontB1 OE Replacement
2008BMWX33.0siFrontB1 OE Replacement
2007BMW328iBaseFrontB1 OE Replacement
2007BMW335iBaseFrontB1 OE Replacement
2007BMW525iBaseFrontB1 OE Replacement
2007BMW525xiBaseFrontB1 OE Replacement
2007BMW530iBaseFrontB1 OE Replacement
2007BMW530xiBaseFrontB1 OE Replacement
2007BMW550iBaseFrontB1 OE Replacement
2007BMW650iBaseFrontB1 OE Replacement
2007BMWX33.0siFrontB1 OE Replacement
2006BMW325CiBaseFrontB1 OE Replacement
2006BMW325iBaseFrontStandard Suspension; B1 OE Replacement
2006BMW330CiBaseFrontB1 OE Replacement
2006BMW330iBaseFrontStandard Suspension; B1 OE Replacement
2006BMW525iBaseFrontB1 OE Replacement
2006BMW525xiBaseFrontB1 OE Replacement
2006BMW530iBaseFrontB1 OE Replacement
2006BMW530xiBaseFrontB1 OE Replacement
2006BMW550iBaseFrontB1 OE Replacement
2006BMW650iBaseFrontB1 OE Replacement
2006BMWX33.0iFrontB1 OE Replacement
2005BMW325CiBaseFrontB1 OE Replacement
2005BMW325iBaseFrontB1 OE Replacement
2005BMW325xiBaseFrontB1 OE Replacement
2005BMW330CiBaseFrontB1 OE Replacement
2005BMW330iBaseFrontB1 OE Replacement
2005BMW330xiBaseFrontB1 OE Replacement
2005BMW525iBaseFrontB1 OE Replacement
2005BMW530iBaseFrontB1 OE Replacement
2005BMW545iBaseFrontB1 OE Replacement
2005BMW645CiBaseFrontB1 OE Replacement
2005BMWX33.0iFrontB1 OE Replacement
2004BMW325CiBaseFrontB1 OE Replacement
2004BMW325iBaseFrontB1 OE Replacement
2004BMW325xiBaseFrontB1 OE Replacement
2004BMW330CiBaseFrontB1 OE Replacement
2004BMW330iBaseFrontB1 OE Replacement
2004BMW330xiBaseFrontB1 OE Replacement
2004BMW525iBaseFrontB1 OE Replacement
2004BMW530iBaseFrontB1 OE Replacement
2004BMW545iBaseFrontB1 OE Replacement
2004BMW645CiBaseFrontB1 OE Replacement
2004BMWX33.0iFrontB1 OE Replacement
2003BMW325CiBaseFrontB1 OE Replacement
2003BMW325iBaseFrontB1 OE Replacement
2003BMW325xiBaseFrontB1 OE Replacement
2003BMW330CiBaseFrontB1 OE Replacement
2003BMW330iBaseFrontB1 OE Replacement
2003BMW330xiBaseFrontB1 OE Replacement
2003BMW525iBaseFrontB1 OE Replacement
2003BMW530iBaseFrontB1 OE Replacement
2003BMW540iBaseFrontB1 OE Replacement
2002BMW325CiBaseFrontB1 OE Replacement
2002BMW325iBaseFrontB1 OE Replacement
2002BMW325xiBaseFrontB1 OE Replacement
2002BMW330CiBaseFrontB1 OE Replacement
2002BMW330iBaseFrontB1 OE Replacement
2002BMW330xiBaseFrontB1 OE Replacement
2002BMW525iBaseFrontB1 OE Replacement
2002BMW530iBaseFrontB1 OE Replacement
2002BMW540iBaseFrontB1 OE Replacement
2001BMW325CiBaseFrontB1 OE Replacement
2001BMW325iBaseFrontB1 OE Replacement
2001BMW325xiBaseFrontB1 OE Replacement
2001BMW330CiBaseFrontB1 OE Replacement
2001BMW330iBaseFrontB1 OE Replacement
2001BMW330xiBaseFrontB1 OE Replacement
2001BMW525iBaseFrontB1 OE Replacement
2001BMW530iBaseFrontB1 OE Replacement
2001BMW540iBaseFrontB1 OE Replacement
2000BMW323CiBaseFrontB1 OE Replacement
2000BMW323iBaseFrontB1 OE Replacement
2000BMW328CiBaseFrontB1 OE Replacement
2000BMW328iBaseFrontB1 OE Replacement
2000BMW528iBaseFrontB1 OE Replacement
2000BMW540iBaseFrontB1 OE Replacement
1999BMW323iBaseSedanFrontB1 OE Replacement
1999BMW328iBaseSedanFrontB1 OE Replacement
1999BMW528iBaseFrontB1 OE Replacement
1999BMW540iBaseFrontB1 OE Replacement
1998BMW528iBaseFrontB1 OE Replacement
1998BMW540iBaseFrontB1 OE Replacement
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
12-11726031 33 1 094 61631 33 6 752 73531 33 6 760 94331 33 6 769 58231 33 6 770 56887-667-A802 186AFS-B726