Bilstein

B1 OE Replacement Strut Mount

12-117109
$32.98 $44.00

In Stock

Estimated Delivery in 3-7 business days

Bilstein

B1 OE Replacement Strut Mount

12-117109
$32.98 $44.00

In Stock

Estimated Delivery in 3-7 business days

Authorized dealer
Free shipping on orders above $250 within the lower 48 United States
Brand new parts with warranty coverage
Free 30-day return and exchange on qualifying orders
Got Questions?
Our experts are here to help!
Part Numbers & Details
Package Contains 1 Strut Mount
You'll be getting one strut mount.
Bilstein Limited Lifetime Warranty
Manufacturer Warranty protects against defects and premature failure.
Factory Hardware for Installation
All necessary washers, bushings, and nuts included. Factory shock mounting bolts are reused for installation.
Specifications
Part NumberLift/LoweredPositionItemQuantityColorFinish
12-117109FactoryRearStrut Mount1BlackBlack Paint
Product Details

Bilstein B1 OE Replacement components are direct replacement suspension parts for your vehicle. These components can extend the operating life of your vehicle and its suspension system, including protective dust boots to prevent your shocks and struts from being damaged, and strut mounts to keep your struts firmly in place. Each of these components plays a crucial role in ensuring a long and safe life for your vehicle.

Compatibility List
YearMakeModelDrivePosition
1992BMW318iRear
1997BMW318isRear
1996BMW318isRear
1995BMW318isRear
1994BMW318isRear
1993BMW318isRear
1992BMW318isRear
2000BMW323CiRear
2000BMW323iRear
1999BMW323iRear
1998BMW323iRear
1999BMW323isRear
1998BMW323isRear
2006BMW325CiRear
2005BMW325CiRear
2004BMW325CiRear
2003BMW325CiRear
2002BMW325CiRear
2001BMW325CiRear
2005BMW325iRear
2004BMW325iRear
2003BMW325iRear
2002BMW325iRear
2001BMW325iRear
2000BMW325iRear
1999BMW325iRear
1998BMW325iRear
1997BMW325iRear
1996BMW325iRear
1995BMW325iRear
1994BMW325iRear
1993BMW325iRear
1992BMW325iRear
1995BMW325isRear
1994BMW325isRear
1993BMW325isRear
1992BMW325isRear
2005BMW325xiRear
2004BMW325xiRear
2003BMW325xiRear
2002BMW325xiRear
2001BMW325xiRear
2000BMW328CiRear
2000BMW328iRear
1999BMW328iRear
1998BMW328iRear
1997BMW328iRear
1996BMW328iRear
1999BMW328isRear
1998BMW328isRear
1997BMW328isRear
1996BMW328isRear
2006BMW330CiRear
2005BMW330CiRear
2004BMW330CiRear
2003BMW330CiRear
2002BMW330CiRear
2001BMW330CiRear
2005BMW330iRear
2004BMW330iRear
2003BMW330iRear
2002BMW330iRear
2001BMW330iRear
2005BMW330xiRear
2004BMW330xiRear
2003BMW330xiRear
2002BMW330xiRear
2001BMW330xiRear
2006BMWM3Rear
2005BMWM3Rear
2004BMWM3Rear
2003BMWM3Rear
2002BMWM3Rear
2001BMWM3Rear
2002BMWZ3Rear
2001BMWZ3Rear
2000BMWZ3Rear
1999BMWZ3Rear
1998BMWZ3Rear
1997BMWZ3Rear
1996BMWZ3Rear

Bilstein Warranty

Thyssenkrupp Bilstein of America warrants its gas pressure shock absorbers against defects in workmanship and materials for as long as you, the original purchaser, own your car.

If a shock, strut, or coil-over malfunctions and BILSTEIN determines it to be defective, we will either replace it or repair it, depending on the term of the warranty based on the assembly's model type.

BILSTEIN from the factory (original equipment), warranty claims must be directed to the vehicle manufacturer.

LIMITED LIFETIME WARRANTY

B4 OE Replacement / B6 / B6 Performance / B8 Performance Plus / B12 Series / B14 (PSS) / B16 (PSS9 & PSS10) / B6 4600 / B8 5100 / B8 5100 (Ride Height Adjustable) / B8 5112 / B8 6112

BILSTEIN warrants to the original retail purchaser that, for the life of each gas pressure shock, this product shall be free from defects in material and workmanship. Proof of purchase is required to process warranty. Please return product to the original place of purchase.

LIMITED 2 YEAR WARRANTY

B4 OE Replacement (Air) / Steering Racks

BILSTEIN warrants to the original retail purchaser that, for a period of two (2) years from the date of purchase, the B4 OE Replacement (Air) suspension and Steering Racks shall be free from defects in workmanship and/or material. Proof of purchase is required to process warranty. Please return product to the original place of purchase.

LIMITED 90 DAY WARRANTY

B8 5125 / B8 5150 / B8 5160 / B8 5165 / M 7100 Series / B8 8125 / M 9100 Series / M 9300 Series / BILSTEIN Clubsport® / MOTORSPORTS PRODUCT

BILSTEIN warrants to the original retail purchaser that, for a period of ninety (90) days from the date of purchase, this product shall be free from defects in material and workmanship. Any implied warranty of merchantability, fitness or fitness for particular purpose, except as may be prohibited by applicable law, is likewise limited in duration to ninety (90) days from the date of original retail purchase. Some States do not allow limitations on how long an implied warranty lasts so the above limitation may not apply to you.

This warranty is non-transferable and does not cover normal wear and tear or any other loss, liability or damage resulting from improper alteration, disassembly, handling, installation, service, repair or use of this product. Should this product fail as a result of a defect in materials or workmanship within the warranty period, contact BILSTEIN's Warranty Service Department by telephone at 1(800) 370-9522, or in writing at thyssenkrupp Bilstein of America 14102 Stowe Drive, Poway, California, 92064, for repair or replacement at Manufacturer's option. Do not return this motorsports product to the place of purchase. Proof of purchase is required to process warranty.

WARRANTY RESTRICTIONS

The limited warranties set forth above do not cover normal wear and tear and are non-transferable. The following are warranty exclusions:

Original equipment shock absorbers (vehicle manufacturer warranty) -Improper installation -Racing, driving competition or off-road use -Modified use or other than BILSTEIN recommended vehicles -Commercial vehicles -Bent or broken Rods showing abuse or abnormal wear

Surface finish, boot or mounting hardware such as, but not limited to, rubber bushings, as well as labor charges are not covered by any of the foregoing limited warranties. BILSTEIN's liability for a defective shock absorber is limited to replacement of shock with a new or reconditioned BILSTEIN shock absorber. Repair or replacement as provided by this warranty is customer's sole and exclusive remedy in the event of a product failure. Manufacturer shall not be liable for any incidental, consequential or other damages resulting from the disassembly, handling, installation, service, repair or use of this product. Some States do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation may not apply to you. This warranty gives you specific legal rights, and you may also have other rights which vary from State to State.

Note: Other exclusions may or may not apply in certain states or rare circumstances.

Shipping Info

Free Shipping on most orders to the lower 48 U.S. states. Truck freight items (over 100 lbs) and custom orders require a separate shipping quote.

  • Applies to items like axles, leaf springs, and long-travel kits.
  • No international shipping on freight items — only to U.S.-based freight forwarders.
  • Worldwide shipping available: Canada, Europe, UAE, Australia, and most of Asia.

Contact us for an international shipping quote.

Returns & Exchanges

30-Day Return Policy — Items must be new, unused, uninstalled, and include all original hardware.

  • No restocking fees for exchanges or gift card credit.
  • 10% restocking fee on refunds, returns cost us real money, so the 10% helps keep the lights on.
  • Installed, damaged, or dirty parts cannot be returned.
  • Any returns missing hardware or miscellaneous items, the return will be denied and returned to the buyer at the buyer's expense.

Need help? Use Live Chat or Email Us anytime.

Start a Return or Exchange

Return Shipping Responsibility

CHECKOUT+ Package and Order Protection plan provides prepaid return labels for any returned packages, this fee varies by product.

  • Our mistake (misboxed, wrong item, damaged): We cover the cost of return shipping.
  • Buyer mistake (wrong item ordered, fitment error, changed mind): Return shipping is the buyer's responsibility - unless CHECKOUT+ Package Protection has been purchased.

  • Under 50 lbs: Discounted carrier rate
  • Over 50 lbs: Discounted carrier rate + $25 oversize fee

Refunds

Refunds are issued within 5–7 business days of receiving your return.

  • Funds typically post to your account in 1–3 business days depending on your payment method.
  • There is a 10% restocking fee on all refunds. We don’t get our original shipping, labor, or transaction fees back — so the 10% restocking fee keeps the lights on.
  • You will receive an email once your refund is processed.

International Orders

  • All international orders are final sale.
  • Returns via freight forwarders only accepted if the product hasn’t left the U.S.
  • Import taxes, duties, and other possible import-related fees are the buyer’s responsibility and not included in our shipping charges.
  • We are not responsible for goods once exported outside the U.S.

Product Details

Whether you want to upgrade, add a reservoir, or find something more affordable, contact us with any questions!

Part Numbers & Details

View full product specifications

Close specs
Part Numbers & Details
Package Contains 1 Strut Mount
You'll be getting one strut mount.
Bilstein Limited Lifetime Warranty
Manufacturer Warranty protects against defects and premature failure.
Factory Hardware for Installation
All necessary washers, bushings, and nuts included. Factory shock mounting bolts are reused for installation.
Specifications
Part NumberLift/LoweredPositionItemQuantityColorFinish
12-117109FactoryRearStrut Mount1BlackBlack Paint
Product Details

Bilstein B1 OE Replacement components are direct replacement suspension parts for your vehicle. These components can extend the operating life of your vehicle and its suspension system, including protective dust boots to prevent your shocks and struts from being damaged, and strut mounts to keep your struts firmly in place. Each of these components plays a crucial role in ensuring a long and safe life for your vehicle.

Compatibility List
YearMakeModelDrivePosition
1992BMW318iRear
1997BMW318isRear
1996BMW318isRear
1995BMW318isRear
1994BMW318isRear
1993BMW318isRear
1992BMW318isRear
2000BMW323CiRear
2000BMW323iRear
1999BMW323iRear
1998BMW323iRear
1999BMW323isRear
1998BMW323isRear
2006BMW325CiRear
2005BMW325CiRear
2004BMW325CiRear
2003BMW325CiRear
2002BMW325CiRear
2001BMW325CiRear
2005BMW325iRear
2004BMW325iRear
2003BMW325iRear
2002BMW325iRear
2001BMW325iRear
2000BMW325iRear
1999BMW325iRear
1998BMW325iRear
1997BMW325iRear
1996BMW325iRear
1995BMW325iRear
1994BMW325iRear
1993BMW325iRear
1992BMW325iRear
1995BMW325isRear
1994BMW325isRear
1993BMW325isRear
1992BMW325isRear
2005BMW325xiRear
2004BMW325xiRear
2003BMW325xiRear
2002BMW325xiRear
2001BMW325xiRear
2000BMW328CiRear
2000BMW328iRear
1999BMW328iRear
1998BMW328iRear
1997BMW328iRear
1996BMW328iRear
1999BMW328isRear
1998BMW328isRear
1997BMW328isRear
1996BMW328isRear
2006BMW330CiRear
2005BMW330CiRear
2004BMW330CiRear
2003BMW330CiRear
2002BMW330CiRear
2001BMW330CiRear
2005BMW330iRear
2004BMW330iRear
2003BMW330iRear
2002BMW330iRear
2001BMW330iRear
2005BMW330xiRear
2004BMW330xiRear
2003BMW330xiRear
2002BMW330xiRear
2001BMW330xiRear
2006BMWM3Rear
2005BMWM3Rear
2004BMWM3Rear
2003BMWM3Rear
2002BMWM3Rear
2001BMWM3Rear
2002BMWZ3Rear
2001BMWZ3Rear
2000BMWZ3Rear
1999BMWZ3Rear
1998BMWZ3Rear
1997BMWZ3Rear
1996BMWZ3Rear
Warranty

View warranty coverage

Close specs

Bilstein Warranty

Thyssenkrupp Bilstein of America warrants its gas pressure shock absorbers against defects in workmanship and materials for as long as you, the original purchaser, own your car.

If a shock, strut, or coil-over malfunctions and BILSTEIN determines it to be defective, we will either replace it or repair it, depending on the term of the warranty based on the assembly's model type.

BILSTEIN from the factory (original equipment), warranty claims must be directed to the vehicle manufacturer.

LIMITED LIFETIME WARRANTY

B4 OE Replacement / B6 / B6 Performance / B8 Performance Plus / B12 Series / B14 (PSS) / B16 (PSS9 & PSS10) / B6 4600 / B8 5100 / B8 5100 (Ride Height Adjustable) / B8 5112 / B8 6112

BILSTEIN warrants to the original retail purchaser that, for the life of each gas pressure shock, this product shall be free from defects in material and workmanship. Proof of purchase is required to process warranty. Please return product to the original place of purchase.

LIMITED 2 YEAR WARRANTY

B4 OE Replacement (Air) / Steering Racks

BILSTEIN warrants to the original retail purchaser that, for a period of two (2) years from the date of purchase, the B4 OE Replacement (Air) suspension and Steering Racks shall be free from defects in workmanship and/or material. Proof of purchase is required to process warranty. Please return product to the original place of purchase.

LIMITED 90 DAY WARRANTY

B8 5125 / B8 5150 / B8 5160 / B8 5165 / M 7100 Series / B8 8125 / M 9100 Series / M 9300 Series / BILSTEIN Clubsport® / MOTORSPORTS PRODUCT

BILSTEIN warrants to the original retail purchaser that, for a period of ninety (90) days from the date of purchase, this product shall be free from defects in material and workmanship. Any implied warranty of merchantability, fitness or fitness for particular purpose, except as may be prohibited by applicable law, is likewise limited in duration to ninety (90) days from the date of original retail purchase. Some States do not allow limitations on how long an implied warranty lasts so the above limitation may not apply to you.

This warranty is non-transferable and does not cover normal wear and tear or any other loss, liability or damage resulting from improper alteration, disassembly, handling, installation, service, repair or use of this product. Should this product fail as a result of a defect in materials or workmanship within the warranty period, contact BILSTEIN's Warranty Service Department by telephone at 1(800) 370-9522, or in writing at thyssenkrupp Bilstein of America 14102 Stowe Drive, Poway, California, 92064, for repair or replacement at Manufacturer's option. Do not return this motorsports product to the place of purchase. Proof of purchase is required to process warranty.

WARRANTY RESTRICTIONS

The limited warranties set forth above do not cover normal wear and tear and are non-transferable. The following are warranty exclusions:

Original equipment shock absorbers (vehicle manufacturer warranty) -Improper installation -Racing, driving competition or off-road use -Modified use or other than BILSTEIN recommended vehicles -Commercial vehicles -Bent or broken Rods showing abuse or abnormal wear

Surface finish, boot or mounting hardware such as, but not limited to, rubber bushings, as well as labor charges are not covered by any of the foregoing limited warranties. BILSTEIN's liability for a defective shock absorber is limited to replacement of shock with a new or reconditioned BILSTEIN shock absorber. Repair or replacement as provided by this warranty is customer's sole and exclusive remedy in the event of a product failure. Manufacturer shall not be liable for any incidental, consequential or other damages resulting from the disassembly, handling, installation, service, repair or use of this product. Some States do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation may not apply to you. This warranty gives you specific legal rights, and you may also have other rights which vary from State to State.

Note: Other exclusions may or may not apply in certain states or rare circumstances.

Shipping & Returns

Free shipping within the lower 48 United States

Close specs

Shipping Info

Free Shipping on most orders to the lower 48 U.S. states. Truck freight items (over 100 lbs) and custom orders require a separate shipping quote.

  • Applies to items like axles, leaf springs, and long-travel kits.
  • No international shipping on freight items — only to U.S.-based freight forwarders.
  • Worldwide shipping available: Canada, Europe, UAE, Australia, and most of Asia.

Contact us for an international shipping quote.

Returns & Exchanges

30-Day Return Policy — Items must be new, unused, uninstalled, and include all original hardware.

  • No restocking fees for exchanges or gift card credit.
  • 10% restocking fee on refunds, returns cost us real money, so the 10% helps keep the lights on.
  • Installed, damaged, or dirty parts cannot be returned.
  • Any returns missing hardware or miscellaneous items, the return will be denied and returned to the buyer at the buyer's expense.

Need help? Use Live Chat or Email Us anytime.

Start a Return or Exchange

Return Shipping Responsibility

CHECKOUT+ Package and Order Protection plan provides prepaid return labels for any returned packages, this fee varies by product.

  • Our mistake (misboxed, wrong item, damaged): We cover the cost of return shipping.
  • Buyer mistake (wrong item ordered, fitment error, changed mind): Return shipping is the buyer's responsibility - unless CHECKOUT+ Package Protection has been purchased.

  • Under 50 lbs: Discounted carrier rate
  • Over 50 lbs: Discounted carrier rate + $25 oversize fee

Refunds

Refunds are issued within 5–7 business days of receiving your return.

  • Funds typically post to your account in 1–3 business days depending on your payment method.
  • There is a 10% restocking fee on all refunds. We don’t get our original shipping, labor, or transaction fees back — so the 10% restocking fee keeps the lights on.
  • You will receive an email once your refund is processed.

International Orders

  • All international orders are final sale.
  • Returns via freight forwarders only accepted if the product hasn’t left the U.S.
  • Import taxes, duties, and other possible import-related fees are the buyer’s responsibility and not included in our shipping charges.
  • We are not responsible for goods once exported outside the U.S.