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BMW

Genuine BMW Front Upstream O2/Oxygen Sensor Pre-Cat Lambda Wideband AFR/UEGO (Bank 1 Sensor 1) 1400mm Lead - Part 11787558055 - Fits E60 E82 E90 F10 E89 130i 335i 530i Z4 35i

Genuine BMW Front Upstream O2/Oxygen Sensor Pre-Cat Lambda Wideband AFR/UEGO (Bank 1 Sensor 1) 1400mm Lead - Part 11787558055 - Fits E60 E82 E90 F10 E89 130i 335i 530i Z4 35i

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Original BMW Front Pre-Catalyst AFR Sensor – 1400 mm Lead – Part No. 11787558055

Restore crisp throttle response, correct fuelling and clean emissions with this factory BMW air fuel ratio sensor positioned before the catalyst. This is the upstream control probe that your ECU relies on for accurate mixture adjustment, fast closed-loop operation and smooth running. It comes with the correct 1400 mm harness for tidy factory routing and a direct plug-in connector for hassle-free replacement.

Part number: 11787558055

Why this OE BMW sensor is the right choice

  • Original equipment BMW component for exact fitment and signal accuracy
  • Pre-cat control probe for precise air fuel management and optimised MPG
  • Correct 1400 mm lead length for proper cable run and heat-safe placement
  • Plug-and-play replacement with factory connector and mounting thread
  • Trusted by our team and our customers for reliability and long service life

Fix drivability and emissions issues

If you are experiencing a warning light, poor economy, hesitant acceleration, rough idle or an emissions test failure, a fatigued pre-cat probe is a frequent culprit. Swapping to this BMW OE front AFR sensor restores proper fuel trims and helps your engine deliver the smooth, efficient performance it was designed for.

Also searched as

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Compatibility

Suitable for a wide range of BMW petrol models including 1 Series, 3 Series, 5 Series, 6 Series, 7 Series, X Series and Z4. See detailed applications below.

1 Series

  • 1' E81 (02/2006 to 12/2011)
    • 130i
  • 1' E87 (03/2005 to 02/2007)
    • 130i
  • 1' E87 LCI (01/2006 to 06/2011)
    • 130i
  • 1' E88 (11/2006 to 10/2013)
    • 125i, 128i, 135i
  • 1' E82 (11/2006 to 10/2013)
    • 125i, 128i, 135i, 1M

3 Series

  • 3' E90 (02/2004 to 09/2008)
    • 323i, 325i, 325xi, 328i, 328xi, 330i, 330xi, 335i, 335xi
  • 3' E90 LCI (07/2007 to 12/2011)
    • 323i, 325i, 325xi, 328i, 328xi, 330i, 335i, 335xi
  • 3' E91 (02/2004 to 08/2008)
    • 323i, 325i, 325xi, 328i, 328xi, 330i, 330xi, 335i, 335xi
  • 3' E91 LCI (07/2007 to 05/2012)
    • 323i, 325i, 328i, 328xi, 330i, 335i, 335xi
  • 3' E92 (05/2005 to 02/2010)
    • 323i, 325i, 325xi, 328i, 328xi, 330i, 330xi, 335i, 335xi
  • 3' E92 LCI (07/2009 to 06/2013)
    • 323i, 325i, 325xi, 328i, 328xi, 330i, 335is
  • 3' E93 (09/2005 to 02/2010)
    • 323i, 325i, 328i, 330i, 335i
  • 3' E93 LCI (07/2009 to 10/2013)
    • 323i, 325i, 328i, 330i, 335is

5 Series

  • 5' E60 (07/2004 to 02/2007)
    • 523i, 525i, 525xi, 530i, 530xi
  • 5' E60 LCI (11/2005 to 12/2009)
    • 523i, 525i, 528i, 528xi, 530i, 530xi
  • 5' E61 (07/2004 to 02/2007)
    • 523i, 525i, 525xi, 530i, 530xi
  • 5' E61 LCI (11/2005 to 05/2010)
    • 523i, 525i, 530i, 530xi
  • 5' F10 (02/2009 to 06/2013)
    • 523i, 528i, 530i
  • 5' F11 (01/2009 to 06/2013)
    • 523i, 528i, 530i

6 Series

  • 6' E63 (02/2004 to 07/2007)
    • 630i
  • 6' E63 LCI (04/2006 to 07/2010)
    • 630i
  • 6' E64 (03/2004 to 07/2007)
    • 630i
  • 6' E64 LCI (04/2006 to 07/2010)
    • 630i

7 Series

  • 7' E65 (06/2004 to 07/2008)
    • 730i
  • 7' E66 (07/2004 to 07/2008)
    • 730Li

X Series

  • X1 E84 (09/2008 to 08/2011)
    • X1 25iX, X1 28iX
  • X3 E83 LCI (02/2006 to 08/2010)
    • X3 2.5si, X3 3.0i, X3 3.0si
  • X5 E70 (05/2006 to 03/2010)
    • X5 3.0si

Z Series

  • Z4 E85 (10/2004 to 08/2008)
    • Z4 2.5i, Z4 2.5si, Z4 3.0i, Z4 3.0si
  • Z4 E86 (10/2005 to 08/2008)
    • Z4 3.0si
  • Z4 E89 (01/2008 to 08/2016)
    • Z4 23i, Z4 30i, Z4 35i, Z4 35is

Order with confidence

We verify fitment before dispatch. Add your registration number for UK vehicles or the last 7 digits of your VIN at checkout and we will confirm compatibility. This ensures you receive the correct front pre-cat probe for your specific BMW.

Professional fitting

Installation available at MJ Modifications in Warwickshire. For a fitting quote, email info@mjmodifications.co.uk.

Warranty

Two-year manufacturer warranty for UK customers and one-year manufacturer warranty for international orders when a VIN is provided at checkout on compatible vehicles.

Summary

Choose the original BMW pre-catalyst AFR sensor with 1400 mm harness, part number 11787558055, to restore smooth drivability, improve fuel economy and keep emissions in check on E60, E82, E90, F10, 130i, 335i, 530i and Z4 35i models. OE quality, perfect fit and proven performance by us and our customers.

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