FCS Q4013 Air Suspension Spring - Rear Left

Reliable Air Suspension Spring for Mercedes-Benz Vehicles

The FCS Q4013 air suspension spring is designed specifically for select Mercedes-Benz models, including the CLS350, CLS550, E320, E350, E500, and E550. This component helps maintain proper ride height and improves vehicle stability under varying load conditions.

• Compatible with Mercedes-Benz CLS350, CLS550, E320, E350, E500, and E550 models
• Part number Q4013 for precise identification and fitment
• Air suspension spring designed to support vehicle weight and absorb road shocks
• Manufactured by FCS, ensuring consistent quality and durability
• Direct replacement for original air suspension springs

About the FCS Brand Line

The FCS brand line focuses on suspension components engineered to meet or exceed OEM specifications. The FCS air suspension springs, including part number Q4013, are developed to provide reliable performance and maintain the intended ride characteristics of Mercedes-Benz vehicles. This product line emphasizes compatibility and durability for suspension repairs and upgrades.

Product Details and Functionality

The FCS Q4013 air suspension spring is a critical component in the air suspension system of compatible Mercedes-Benz models. It supports the vehicle's weight and adjusts to changing road conditions by inflating or deflating, which helps maintain optimal ride height and comfort. This air spring is engineered to replace worn or damaged original equipment, restoring proper suspension function and vehicle handling.

Common Applications and Problem Resolution

• Restores proper ride height on Mercedes-Benz CLS350, CLS550, E320, E350, E500, and E550
• Replaces leaking or damaged air suspension springs causing uneven suspension
• Improves vehicle stability and handling affected by worn suspension components
• Addresses air suspension warning lights related to spring failure
• Helps reduce excessive body roll and improve ride comfort

Installation Notes and Tips

Installation of the FCS Q4013 air suspension spring should be performed by a qualified technician familiar with Mercedes-Benz air suspension systems. Proper handling and inflation procedures are essential to avoid damage. It is recommended to inspect related suspension components during replacement to ensure overall system integrity.

Quality Assurance and Warranty

FCS manufactures the Q4013 air suspension spring to meet stringent quality standards. While specific warranty details are not provided, FCS products typically undergo rigorous testing to ensure durability and performance. Using this part helps maintain the reliability of your Mercedes-Benz air suspension system.