2012-2022 Mercedes-Benz Headlight Dial / Fog Light Switch 2129050851

OEM Part #: 212-905-08-51 (2129050851)

$21.49
Used
Donor2019 Mercedes-Benz GLA250 · 2.0L · 69k miles
SKU: 507170 · 30-Day Returns
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Headlight Dial / Fog Light Switch 2129050851 — Used (SKU 507170)
Genuine OEM Used SKU: 507170 Donor Vehicle: 2019 Mercedes-Benz GLA250 · 2.0L · 69k miles 2 photos
$21.49
30-Day Returns
Headlight Dial / Fog Light Switch 2129050851 — Used (SKU 548182)
Genuine OEM Used SKU: 548182 Donor Vehicle: 2020 Mercedes-Benz GLA250 · 2.0L · 19k miles 4 photos
$21.49
30-Day Returns
  • Genuine OEM — real photos
  • 30-day returns on eligible parts
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Used Mercedes-Benz headlight dial / fog light switch, OEM part number 2129050851. This genuine used part also replaces 21254514049107 and 21290571009107. When the headlight dial fails, you may lose the ability to switch between parking lights, low beams, or activate the front fog lights. This switch controls the headlight and fog light functions from the dashboard.

Specifications

Specifications for Headlight Dial / Fog Light Switch 2129050851
Fits Vehicle ModelC250, C300, E250, E300, E350, E400, E43 AMG, E450, GLA250, SLK250, SLK300, SLK350
Fits Vehicle MakeMercedes-Benz
OEM Part No212-905-08-51 (2129050851)
Compatible OEM Part No 21254514049107, 21290571009107
CategoryInterior Switch

Compatible Vehicles

Fits 74 vehicle configurations across 1 make, 2012-2022.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Mercedes-Benz

  • C250 2012-2013 · 2 variants 2 with notes
  • C300 2013-2014 · 2 variants 2 with notes
  • E250 2014-2016 · 3 variants 3 with notes
  • E300 2017-2019 · 3 variants 3 with notes
  • E350 2012-2016 · 16 variants 16 with notes
  • E400 2013-2018 · 16 variants 16 with notes
  • E43 AMG 2017-2018 · 2 variants 2 with notes
  • E450 2019-2022 · 16 variants 16 with notes
  • GLA250 2017-2020 · 4 variants
  • SLK250 2012-2015 · 4 variants 4 with notes
  • SLK300 2016 1 with note
  • SLK350 2012-2016 · 5 variants 5 with notes
View all 74 vehicle configurations — 70 with fitment notes
Full vehicle fitment list for Headlight Dial / Fog Light Switch 2129050851
Year Make Model Trim Engine Note
2020 Mercedes-Benz GLA250 SUV 2.0L l4 Turbo
2019 Mercedes-Benz GLA250 SUV 2.0L l4 Turbo
2013 Mercedes-Benz E350 Sedan 3.5L V6 Exc.HID Headlights
2020 Mercedes-Benz E450 Convertible 3.0L V6 Turbo Exc.HID Headlights
2019 Mercedes-Benz E450 Wagon 3.0L V6 Turbo Exc.HID Headlights
2019 Mercedes-Benz E450 Sedan 3.0L V6 Turbo Exc.HID Headlights
2019 Mercedes-Benz E450 Coupe 3.0L V6 Turbo Exc.HID Headlights
2019 Mercedes-Benz E450 Convertible 3.0L V6 Turbo Exc.HID Headlights
2019 Mercedes-Benz E300 Sedan 2.0L l4 Turbo Exc.HID Headlights
2018 Mercedes-Benz E43 AMG Sedan 3.0L V6 Turbo Exc.HID Headlights
2018 Mercedes-Benz E400 Wagon 3.0L V6 Turbo Exc.HID Headlights
2018 Mercedes-Benz E400 Sedan 3.0L V6 Turbo Exc.HID Headlights
2018 Mercedes-Benz E400 Coupe 3.0L V6 Turbo Exc.HID Headlights
2018 Mercedes-Benz E400 Convertible 3.0L V6 Turbo Exc.HID Headlights
2013 Mercedes-Benz E350 Wagon 3.5L V6 Exc.HID Headlights
2017 Mercedes-Benz E300 Sedan 2.0L l4 Turbo Exc.HID Headlights
2017 Mercedes-Benz E400 Convertible 3.0L V6 Turbo Exc.HID Headlights
2017 Mercedes-Benz E400 Coupe 3.0L V6 Turbo Exc.HID Headlights
2020 Mercedes-Benz E450 Coupe 3.0L V6 Turbo Exc.HID Headlights
2017 Mercedes-Benz E400 Wagon 3.0L V6 Turbo Exc.HID Headlights
2017 Mercedes-Benz E43 AMG Sedan 3.0L V6 Turbo Exc.HID Headlights
2018 Mercedes-Benz E300 Sedan 2.0L l4 Turbo Exc.HID Headlights
2020 Mercedes-Benz E450 Sedan 3.0L V6 Turbo Exc.HID Headlights
2014 Mercedes-Benz C300 Sedan 3.5L V6 wo/Daytime Running Lights
2012 Mercedes-Benz SLK350 Convertible 3.5L V6 Exc.Xenon Headlights
2012 Mercedes-Benz SLK250 Convertible 1.8L l4 Turbo Exc.Xenon Headlights
2013 Mercedes-Benz SLK250 Convertible 1.8L l4 Turbo Exc.Xenon Headlights
2013 Mercedes-Benz SLK350 Convertible 3.5L V6 Exc.Xenon Headlights
2013 Mercedes-Benz C300 Sedan 3.5L V6 wo/Daytime Running Lights
2014 Mercedes-Benz SLK250 Convertible 1.8L l4 Turbo Exc.Xenon Headlights
2015 Mercedes-Benz SLK250 Convertible 1.8L l4 Turbo Exc.Xenon Headlights
2015 Mercedes-Benz SLK350 Convertible 3.5L V6 Exc.Xenon Headlights
2016 Mercedes-Benz SLK350 Convertible 3.5L V6 Exc.Xenon Headlights
2016 Mercedes-Benz SLK300 Convertible 2.0L l4 Turbo Exc.Xenon Headlights
2014 Mercedes-Benz SLK350 Convertible 3.5L V6 Exc.Xenon Headlights
2020 Mercedes-Benz E450 Wagon 3.0L V6 Turbo Exc.HID Headlights
2021 Mercedes-Benz E450 Convertible 3.0L l6 Turbo Exc.HID Headlights
2021 Mercedes-Benz E450 Coupe 3.0L l6 Turbo Exc.HID Headlights
2021 Mercedes-Benz E450 Sedan 3.0L l6 Turbo Exc.HID Headlights
2013 Mercedes-Benz C250 Coupe 1.8L l4 Turbo wo/Daytime Running Lights
2021 Mercedes-Benz E450 Wagon 3.0L l6 Turbo Exc.HID Headlights
2022 Mercedes-Benz E450 Coupe 3.0L l6 Turbo Exc.HID Headlights
2022 Mercedes-Benz E450 Convertible 3.0L l6 Turbo Exc.HID Headlights
2022 Mercedes-Benz E450 Sedan 3.0L l6 Turbo Exc.HID Headlights
2022 Mercedes-Benz E450 Wagon 3.0L l6 Turbo Exc.HID Headlights
2012 Mercedes-Benz C250 Coupe 1.8L l4 Turbo wo/Daytime Running Lights
2013 Mercedes-Benz E350 Coupe 3.5L V6 Exc.HID Headlights
2015 Mercedes-Benz E400 Convertible 3.0L V6 Turbo Exc.HID Headlights
2015 Mercedes-Benz E250 Sedan 2.1L l4 Diesel Turbo Exc.HID Headlights
2013 Mercedes-Benz E400 Sedan 3.5L V6 Exc.HID Headlights
2014 Mercedes-Benz E250 Sedan 2.1L l4 Diesel Turbo Exc.HID Headlights
2014 Mercedes-Benz E400 Sedan 3.5L V6 Exc.HID Headlights
2014 Mercedes-Benz E350 Wagon 3.5L V6 Exc.HID Headlights
2014 Mercedes-Benz E350 Sedan 3.5L V6 Exc.HID Headlights
2014 Mercedes-Benz E350 Coupe 3.5L V6 Exc.HID Headlights
2012 Mercedes-Benz E350 Convertible 3.5L V6 Exc.HID Headlights
2012 Mercedes-Benz E350 Coupe 3.5L V6 Exc.HID Headlights
2012 Mercedes-Benz E350 Sedan 3.5L V6 Exc.HID Headlights
2012 Mercedes-Benz E350 Wagon 3.5L V6 Exc.HID Headlights
2014 Mercedes-Benz E350 Convertible 3.5L V6 Exc.HID Headlights
2015 Mercedes-Benz E400 Coupe 3.0L V6 Turbo Exc.HID Headlights
2015 Mercedes-Benz E400 Sedan 3.0L V6 Turbo Exc.HID Headlights
2016 Mercedes-Benz E400 Convertible 3.0L V6 Turbo Exc.HID Headlights
2016 Mercedes-Benz E400 Coupe 3.0L V6 Turbo Exc.HID Headlights
2016 Mercedes-Benz E400 Sedan 3.0L V6 Turbo Exc.HID Headlights
2013 Mercedes-Benz E350 Convertible 3.5L V6 Exc.HID Headlights
2016 Mercedes-Benz E350 Wagon 3.5L V6 Exc.HID Headlights
2016 Mercedes-Benz E350 Sedan 3.5L V6 Exc.HID Headlights
2015 Mercedes-Benz E400 Sedan 3.5L V6 Exc.HID Headlights
2015 Mercedes-Benz E350 Sedan 3.5L V6 Exc.HID Headlights
2015 Mercedes-Benz E350 Wagon 3.5L V6 Exc.HID Headlights
2016 Mercedes-Benz E250 Sedan 2.1L l4 Diesel Turbo Exc.HID Headlights
2018 Mercedes-Benz GLA250 SUV 2.0L l4 Turbo
2017 Mercedes-Benz GLA250 SUV 2.0L l4 Turbo

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