FCS Q4014 Air Suspension Spring - Rear Right

Rear Right Air Suspension Spring for Mercedes-Benz

FCS Q4014 is a rear right air suspension spring for select Mercedes-Benz E-Class and CLS-Class vehicles equipped with AIRMATIC and ADS. It is built for direct-fit replacement use on the specified applications, including Mercedes-Benz E320, E350, E500, E550, CLS350, and CLS550 models.

Key Features

• Rear right air suspension spring for the listed Mercedes-Benz applications
• Fits vehicles with AIRMATIC and ADS
• OE-style replacement for suspension service and repair
• FCS part number Q4014 for easy identification
• Compatible with select 2003-2011 Mercedes-Benz E-Class and CLS-Class models

Fitment Details

• Fits 2007-2011 Mercedes-Benz CLS350, rear right, with AIRMATIC & ADS; FCS
• Fits 2007-2011 Mercedes-Benz CLS550, rear right, with AIRMATIC & ADS; FCS
• Fits 2003-2009 Mercedes-Benz E320, rear right, with AIRMATIC & ADS; FCS
• Fits 2006-2009 Mercedes-Benz E350, rear right, with AIRMATIC & ADS; FCS
• Fits 2007-2009 Mercedes-Benz E550, rear right, with AIRMATIC & ADS; FCS
• Fits 2003-2006 Mercedes-Benz E500, rear right, with AIRMATIC & ADS; FCS

What It Is Used For

• Replacing a leaking rear right air spring
• Restoring ride height on Mercedes-Benz E320, E350, E500, E550, CLS350, or CLS550 models
• Addressing uneven rear suspension stance
• Correcting air suspension sag at the rear right corner
• Repairing suspension performance on vehicles with AIRMATIC and ADS

Installation Notes and Tips

Confirm the vehicle has AIRMATIC and ADS before ordering. Verify rear right position and match the part number Q4014 to the vehicle’s suspension configuration. Professional installation is recommended for air suspension service because system diagnosis, ride-height calibration, and leak checks are important after replacement.

Quality Assurance

FCS Q4014 is cataloged as a direct replacement air suspension spring for the listed Mercedes-Benz applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.