HomeSuspension > Suspension, Springs and Related ComponentsFCS KY004 Air Suspension Compressor
Part #: KY004

FCS KY004 Air Suspension Compressor

FCS
⚙️ 86 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦FCS
🚗Fitment: Mercedes-Benz, GL350, GL450, GL500, GL550, GL63 AMG, GLE300d, GLE350, GLE350d, GLE400, GLE43 AMG, GLE450 AMG, GLE500, GLE500e, GLE550, GLE550e, GLE63 AMG, GLE63 AMG S, GLS350d, GLS450, GLS500, GLS550, GLS63 AMG, ML250, ML350, ML400, ML500, ML550, and ML63 AMG
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Reliable Air Suspension Compressor for Mercedes-Benz Models

The FCS air suspension compressor KY004 is engineered to restore optimal suspension performance for a range of Mercedes-Benz SUVs. Designed specifically for models such as the GL63 AMG, GLE63 AMG, and GLS550, this compressor ensures consistent air pressure and ride height control.

  • Compatible with multiple Mercedes-Benz models including GL63 AMG, GLE350, GLS500, and ML63 AMG
  • Part number KY004 for precise identification and fitment
  • Part of the FCS brand line, known for durable suspension components
  • Designed for air suspension systems requiring reliable compressor function
  • GTIN 00842952144889 for easy product tracking and verification

Product Overview and Brand Line Details

The FCS brand line specializes in suspension components that meet the rigorous demands of luxury and performance vehicles. The KY004 air suspension compressor is a critical component within this line, providing the necessary air pressure to maintain vehicle height and comfort. This compressor is engineered to integrate seamlessly with the air suspension systems found in Mercedes-Benz SUVs, supporting smooth and stable ride quality.

Function and Application

This air suspension compressor is designed to address common issues related to air suspension systems in Mercedes-Benz SUVs. It helps maintain proper air pressure and ride height, ensuring vehicle stability and comfort.

  • Restores air pressure in failing or weak suspension compressors
  • Eliminates uneven ride height or sagging suspension
  • Reduces noise and vibration caused by compressor malfunction
  • Prevents suspension warning lights related to air system faults
  • Supports overall suspension system longevity and performance

Installation Notes and Tips

Installation of the FCS KY004 air suspension compressor should be performed by a qualified technician familiar with Mercedes-Benz air suspension systems. Proper handling and connection to the vehicle’s air lines and electrical system are essential for optimal operation. Verify compatibility with your specific Mercedes-Benz model before installation.

Quality Assurance and Warranty

The FCS air suspension compressor KY004 is manufactured to meet OEM standards for durability and performance. While specific warranty details are not provided, FCS products typically undergo rigorous quality control to ensure reliability in demanding automotive applications.

This part fits 86 vehicles. Search below:

YearMakeModelPositionNotes
2020Mercedes-BenzGLE43 AMGN/AFCS
2020Mercedes-BenzGLE63 AMGN/AFCS
2019Mercedes-BenzGLE350N/AFCS
2019Mercedes-BenzGLE400N/AWith AIRMATIC & ADS; FCS
2019Mercedes-BenzGLE43 AMGN/AWith AIRMATIC & ADS; FCS
2019Mercedes-BenzGLE500N/AFCS
2019Mercedes-BenzGLE500eN/AFCS
2019Mercedes-BenzGLE63 AMGN/AWith AIRMATIC & ADS; FCS
2019Mercedes-BenzGLE63 AMG SN/AWith AIRMATIC & ADS; FCS
2019Mercedes-BenzGLS450N/AWith AIRMATIC; FCS
2019Mercedes-BenzGLS500N/AWith AIRMATIC; FCS
2019Mercedes-BenzGLS550N/AWith AIRMATIC; FCS
2019Mercedes-BenzGLS63 AMGN/AWith AIRMATIC; FCS
2018Mercedes-BenzGLE350N/AWith AIRMATIC & ADS; FCS
2018Mercedes-BenzGLE43 AMGN/AWith AIRMATIC & ADS; FCS
2018Mercedes-BenzGLE500N/AFCS
2018Mercedes-BenzGLE500eN/AFCS
2018Mercedes-BenzGLE550N/AWith AIRMATIC & ADS; FCS
2018Mercedes-BenzGLE550eN/AWith AIRMATIC & ADS; FCS
2018Mercedes-BenzGLE63 AMGN/AWith AIRMATIC & ADS; FCS
2018Mercedes-BenzGLE63 AMG SN/AWith AIRMATIC & ADS; FCS
2018Mercedes-BenzGLS450N/AWith AIRMATIC; FCS
2018Mercedes-BenzGLS550N/AWith AIRMATIC; FCS
2018Mercedes-BenzGLS63 AMGN/AWith AIRMATIC; FCS
2017Mercedes-BenzGLE300dN/AWith AIRMATIC & ADS; FCS
2017Mercedes-BenzGLE350N/AWith AIRMATIC & ADS; FCS
2017Mercedes-BenzGLE400N/AWith AIRMATIC & ADS; FCS
2017Mercedes-BenzGLE43 AMGN/AWith AIRMATIC & ADS; FCS
2017Mercedes-BenzGLE450 AMGN/AFCS
2017Mercedes-BenzGLE500N/AFCS
2017Mercedes-BenzGLE550N/AWith AIRMATIC & ADS; FCS
2017Mercedes-BenzGLE550eN/AWith AIRMATIC & ADS; FCS
2017Mercedes-BenzGLE63 AMGN/AWith AIRMATIC & ADS; FCS
2017Mercedes-BenzGLE63 AMG SN/AWith AIRMATIC & ADS; FCS
2017Mercedes-BenzGLS350dN/AWith AIRMATIC; FCS
2017Mercedes-BenzGLS450N/AWith AIRMATIC; FCS
2017Mercedes-BenzGLS500N/AWith AIRMATIC; FCS
2017Mercedes-BenzGLS550N/AWith AIRMATIC; FCS
2017Mercedes-BenzGLS63 AMGN/AWith AIRMATIC; FCS
2016Mercedes-BenzGL350N/AWith AIRMATIC; FCS
2016Mercedes-BenzGL450N/AWith AIRMATIC; FCS
2016Mercedes-BenzGL550N/AWith AIRMATIC; FCS
2016Mercedes-BenzGL63 AMGN/AWith AIRMATIC; FCS
2016Mercedes-BenzGLE300dN/AWith AIRMATIC & ADS; FCS
2016Mercedes-BenzGLE350N/AWith AIRMATIC & ADS; FCS
2016Mercedes-BenzGLE350dN/AFCS
2016Mercedes-BenzGLE400N/AWith AIRMATIC & ADS; FCS
2016Mercedes-BenzGLE450 AMGN/AWith AIRMATIC & ADS; FCS
2016Mercedes-BenzGLE500N/AFCS
2016Mercedes-BenzGLE550N/AWith AIRMATIC & ADS; FCS
2016Mercedes-BenzGLE550eN/AWith AIRMATIC & ADS; FCS
2016Mercedes-BenzGLE63 AMGN/AWith AIRMATIC & ADS; FCS
2016Mercedes-BenzGLE63 AMG SN/AWith AIRMATIC & ADS; FCS
2015Mercedes-BenzGL350N/AWith AIRMATIC; FCS
2015Mercedes-BenzGL450N/AWith AIRMATIC; FCS
2015Mercedes-BenzGL500N/AFCS
2015Mercedes-BenzGL550N/AWith AIRMATIC; FCS
2015Mercedes-BenzGL63 AMGN/AWith AIRMATIC; FCS
2015Mercedes-BenzML250N/AWith AIRMATIC & ADS; FCS
2015Mercedes-BenzML350N/AWith AIRMATIC & ADS; FCS
2015Mercedes-BenzML400N/AWith AIRMATIC & ADS; FCS
2015Mercedes-BenzML500N/AFCS
2015Mercedes-BenzML550N/AWith AIRMATIC & ADS; FCS
2015Mercedes-BenzML63 AMGN/AWith AIRMATIC & ADS; FCS
2014Mercedes-BenzGL350N/AWith AIRMATIC; FCS
2014Mercedes-BenzGL450N/AWith AIRMATIC; FCS
2014Mercedes-BenzGL500N/AFCS
2014Mercedes-BenzGL550N/AWith AIRMATIC; FCS
2014Mercedes-BenzGL63 AMGN/AWith AIRMATIC; FCS
2014Mercedes-BenzML350N/AWith AIRMATIC & ADS; FCS
2014Mercedes-BenzML500N/AFCS
2014Mercedes-BenzML550N/AWith AIRMATIC & ADS; FCS
2014Mercedes-BenzML63 AMGN/AWith AIRMATIC & ADS; FCS
2013Mercedes-BenzGL350N/AWith AIRMATIC; FCS
2013Mercedes-BenzGL450N/AWith AIRMATIC; FCS
2013Mercedes-BenzGL500N/AFCS
2013Mercedes-BenzGL550N/AWith AIRMATIC; FCS
2013Mercedes-BenzGL63 AMGN/AWith AIRMATIC; FCS
2013Mercedes-BenzML350N/AWith AIRMATIC & ADS; FCS
2013Mercedes-BenzML500N/AFCS
2013Mercedes-BenzML550N/AWith AIRMATIC & ADS; FCS
2013Mercedes-BenzML63 AMGN/AWith AIRMATIC & ADS; FCS
2012Mercedes-BenzML350N/AWith AIRMATIC & ADS; FCS
2012Mercedes-BenzML500N/AFCS
2012Mercedes-BenzML550N/AWith AIRMATIC & ADS; FCS
2012Mercedes-BenzML63 AMGN/AWith AIRMATIC & ADS; FCS

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.