Genuine BMW Left Centre Underbody Panel/Undertray Cover OEM 51757241831 – F20 F21 F22 F23 F30 F31 F34 F32 F33 F36, F80 M3, F87 M2 – 1/2/3/4 Series Engine Splash Shield/Belly Pan (incl. 125i, 228i, 328i, 440i)

Genuine BMW Left Centre Underbody Panel/Undertray Cover OEM 51757241831 – F20 F21 F22 F23 F30 F31 F34 F32 F33 F36, F80 M3, F87 M2 – 1/2/3/4 Series Engine Splash Shield/Belly Pan (incl. 125i, 228i, 328i, 440i)

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Genuine BMW Left Centre Underbody Panelling - OEM Undertray Cover - Part Number 51757241831

Restore factory aerodynamics, protect vital components and eliminate annoying underbody rattles with this Genuine BMW Left Centre Underbody Panelling. This OEM BMW undertray fits a wide range of BMW F Series platforms including F20, F21, F22, F23, F30, F31, F34, F32, F33, F36, and is listed for F80 M3 and F87 M2. Perfect for daily driving and performance builds, this left centre underfloor panel is the direct replacement splash shield that brings your BMW back to factory specification with the quality, fit and finish only a genuine part delivers.

If your original belly pan or engine undertray is cracked, missing fixings or bent from road debris, this genuine BMW centre underbody cover is the ideal fix. Customers love the precise fitment and quiet ride it helps achieve, and our own installs have shown how effectively a fresh panel tidies the airflow under the car and protects coolant lines, brake lines and the chassis from road grime and spray.

  • Genuine BMW OEM part for perfect fitment and durability
  • Direct replacement left centre underbody panel to restore factory aero and NVH
  • Helps reduce wind noise and protect the underfloor from road debris and spray
  • Ideal replacement for damaged, cracked or missing engine splash guards and belly pans
  • Designed for the BMW F Series platform for a clean, bolt-on install

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Why buy from Nforcd

  • UK based BMW specialists with in-house F Series experience and proven installs
  • Excellent customer feedback on fitment and quality
  • Genuine BMW parts only, supplied with full manufacturer warranty
  • Fast, careful dispatch and knowledgeable support

Compatibility

This OEM BMW left centre underbody panel fits many BMW F Series models. See detailed model coverage below.

1 Series

  • 1' F20 (07/2010 to 02/2015)
    • 120d
  • 1' F20 LCI (05/2014 to 06/2019)
    • 118d, 118i, 120dx, 125d, 125i, M135ix, M140i, M140ix
  • 1' F21 LCI (05/2014 to 06/2019)
    • 120dx, 125d

2 Series

  • 2' F22 (10/2012 to 06/2017)
    • 220dx, 220i, 225d, 228i, 228ix, M235i, M235ix, M240i, M240ix
  • 2' F22 LCI (09/2016 to 12/2019)
    • 220dx, 220i, 225d, 230i, 230ix, M240i, M240ix
  • 2' F23 (04/2014 to 06/2015)
    • 228i, 228ix
  • 2' F23 LCI (09/2016 to 12/2019)
    • 218i, 220d, 220i, 225d, 230i, 230ix, M240i, M240ix

3 Series

  • 3' F30 (02/2011 to 07/2015)
    • 316d, 318d, 318dx, 320d, 320d ed, 320dx, 320i, 320ix, 325d, 328d, 328dx, 328i, 328ix, 330d, 330dx, 335i, 335ix, Hybrid 3
  • 3' F30 LCI (09/2014 to 10/2018)
    • 316d, 318d, 318i, 320d, 320d ed, 320dx, 320i, 320ix, 325d, 328d, 328dx, 328i, 328ix, 330d, 330dx, 330i, 330ix, 335dx, 340i, 340ix
  • 3' F31 (07/2011 to 07/2015)
    • 316d, 318d, 318dx, 320d, 320d ed, 320dx, 320i, 320ix, 325d, 328dx, 328i, 328ix, 330d, 330dx, 335dx, 335i, 335ix
  • 3' F31 LCI (09/2014 to 06/2019)
    • 316d, 318d, 318i, 320d, 320d ed, 320dx, 320i, 320ix, 325d, 330d, 330dx, 330i, 330ix, 335dx, 340i, 340ix
  • 3' F34 GT (07/2012 to 06/2016)
    • 318d, 320d, 320dx, 320i, 320ix, 325d, 328i, 328ix, 330d, 330dx, 335i, 335ix
  • 3' F34 GT LCI (09/2015 to 12/2019)
    • 318d, 320d, 320dx, 320i, 320ix, 325d, 330d, 330dx, 330i, 330ix, 335dx, 340i, 340ix

4 Series

  • 4' F32 (11/2012 to 02/2017)
  • 4' F32 LCI (05/2016 to 12/2019)
  • 4' F33 (03/2013 to 02/2017)
  • 4' F33 LCI (05/2016 to 12/2019)
  • 4' F36 Gran Coupe (07/2013 to 03/2017)
    • 418d, 418i, 420d, 420dx, 420i, 420ix, 428i, 428ix, 430d, 430dx, 430i, 430ix, 435dx, 435i, 435ix, 440i, 440ix
  • 4' F36 Gran Coupe LCI (05/2016 to 12/2019)

Not sure if this fits your BMW? We run a free compatibility check before dispatch. Enter your UK registration or the last 7 digits of your VIN at checkout and we will confirm the part matches your car.

Fitting and support

Professional fitting available at Nforcd in Warwickshire. For a fitting quote or any technical questions, email Sales@nforcd.com.

Part details

  • Part number: 51757241831
  • Manufacturer: BMW
  • Warranty: Two years manufacturer warranty for UK customers and one year for international customers when VIN is provided at checkout on compatible vehicles

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