Bilstein
B3 OE Replacement

Bilstein 36-161409 Coil Spring - Rear

Brand Bilstein 36-161409
Position Rear
Finish Black powder coat
Series B3 oe replacement
Title Bilstein shock absorbers
Product line B3 OE Replacement
Fits BMW · 21 vehicles

OE replacement. Restores factory suspension function and safety.

OE dimensions. Matches original spring size, rate, and design.

Black powder coat. Helps protect the spring finish from corrosion.

Cross-references AMS Automotive 6307, 33 53 6 761 217 and 33 53 6 761 219 for the same application. See all 7.

$81.70Free shipping
In stock · usually ships same day before 1pm CST
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Order total $81.70
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Free returns within 60 days if it doesn't fit when fitment is verified.

Bilstein B3 OE Replacement Rear Coil Spring

The Bilstein B3 OE Replacement coil spring restores factory-style suspension height, spring rate, and ride control for select BMW rear applications. Built to OE dimensions and design type, this spring is a direct replacement for worn or sagging original equipment on the BMW 528i, 535i, 550i, 525i, 530i, and 545i.

Key Features

  • Bilstein B3 OE Replacement series for factory-spec suspension restoration
  • Rear coil spring for standard suspension applications
  • Manufactured to OE dimensions, spring rates, and design type
  • Black powder coat finish for corrosion resistance
  • Direct-fit replacement for select BMW rear suspension setups
  • Part number 36-161409 for application matching and catalog lookup

Product Details

Bilstein B3 OE Replacement springs are engineered to match the original spring geometry and rate used on the vehicle, helping restore the suspension system to factory specifications. This rear coil spring is listed for 2004-2007 BMW 525i and 530i, 2004-2005 BMW 545i, 2006-2010 BMW 550i, and 2008-2010 BMW 528i and 535i. The 36-161409 spring is intended for standard suspension vehicles, with heavy-duty version notes where specified in the fitment data.

This part cross-references AMS Automotive 6307 for the same application.

What It Helps Address

  • Sagging rear ride height
  • Uneven stance from worn original springs
  • Loss of factory spring rate and support
  • Noisy or unstable rear suspension behavior from fatigued springs
  • Restoration of OE suspension geometry after spring replacement

Installation Notes

Fits 2008-2010 BMW 528i, rear, heavy duty version for standard suspension only; B3 OE Replacement. Fits 2008-2010 BMW 535i, rear, standard suspension only; B3 OE Replacement. Fits 2006-2010 BMW 550i, rear, standard suspension only; B3 OE Replacement. Fits 2004-2007 BMW 525i, rear, heavy duty version for standard suspension only; B3 OE Replacement. Fits 2004-2007 BMW 530i, rear, heavy duty version for standard suspension only; B3 OE Replacement. Fits 2004-2005 BMW 545i, rear, standard suspension only; B3 OE Replacement.

Verify the vehicle’s suspension type before ordering, since fitment is limited to standard suspension configurations noted above. Replace springs in matched pairs when service procedures call for it, and confirm rear axle-side application before installation.

Quality Assurance

Bilstein B3 OE Replacement components are built to meet OE dimensions, spring rates, and design types so the replacement part aligns with factory suspension requirements.

This part fits 21 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelPositionNotes
2010BMW528iBaseRearHeavy Duty Version for Standard Suspension Only; B3 OE Replacement
2010BMW535iBaseRearStandard Suspension Only; B3 OE Replacement
2010BMW550iBaseRearStandard Suspension Only; B3 OE Replacement
2009BMW528iBaseRearHeavy Duty Version for Standard Suspension Only; B3 OE Replacement
2009BMW535iBaseRearStandard Suspension Only; B3 OE Replacement
2009BMW550iBaseRearStandard Suspension Only; B3 OE Replacement
2008BMW528iBaseRearHeavy Duty Version for Standard Suspension Only; B3 OE Replacement
2008BMW535iBaseRearStandard Suspension Only; B3 OE Replacement
2008BMW550iBaseRearStandard Suspension Only; B3 OE Replacement
2007BMW525iBaseRearHeavy Duty Version for Standard Suspension Only; B3 OE Replacement
2007BMW530iBaseRearHeavy Duty Version for Standard Suspension Only; B3 OE Replacement
2007BMW550iBaseRearStandard Suspension Only; B3 OE Replacement
2006BMW525iBaseRearHeavy Duty Version for Standard Suspension Only; B3 OE Replacement
2006BMW530iBaseRearHeavy Duty Version for Standard Suspension Only; B3 OE Replacement
2006BMW550iBaseRearStandard Suspension Only; B3 OE Replacement
2005BMW525iBaseRearHeavy Duty Version for Standard Suspension Only; B3 OE Replacement
2005BMW530iBaseRearHeavy Duty Version for Standard Suspension Only; B3 OE Replacement
2005BMW545iBaseRearStandard Suspension Only; B3 OE Replacement
2004BMW525iBaseRearHeavy Duty Version for Standard Suspension Only; B3 OE Replacement
2004BMW530iBaseRearHeavy Duty Version for Standard Suspension Only; B3 OE Replacement
2004BMW545iBaseRearStandard Suspension Only; B3 OE Replacement
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — 630733 53 6 761 21733 53 6 761 219996 977F4-FE1-G140-H0FE1-G140SP3596