Arnott AS-3086 Air Suspension Strut - Front Left

Remanufactured Front Left Air Strut

Arnott AS-3086 is a remanufactured front left air suspension strut for select Mercedes-Benz GL-Class and GLS models. It is rebuilt from an original Mercedes-Benz unit and restored with updated wear components for a direct-fit suspension repair.

This Arnott remanufactured line focuses on OE-style fit and function with a lower-cost rebuild approach. The AS-3086 is engineered to work with the vehicle’s suspension controls and is a practical choice for restoring ride height and damping performance on the Mercedes-Benz GL-Class and GLS platform.

Key Features

• Remanufactured OE Mercedes-Benz front left air suspension strut
• Fits 2013-2016 Mercedes-Benz GL350, GL450, GL550, GL63 AMG, and GL500 front left
• Fits 2017-2019 Mercedes-Benz GLS350d, GLS450, GLS500, GLS550, and GLS63 AMG front left
• Built with a Continental ContiTech multi-ply rubber air bladder
• Includes heavy-duty crimping rings, O-rings, a stamped steel top, and a new air fitting
• Designed for vehicles without Adaptive Suspension (ADS) or Adaptive Plus Suspension (ADS+), depending on application
• Arnott part number AS-3086

Detailed Description

Arnott AS-3086 is a remanufactured air suspension strut for the front left side of select Mercedes-Benz GL-Class and GLS vehicles. Each unit is disassembled, tested, recharged, painted, and rebuilt from the ground up to restore suspension performance using an OE Mercedes-Benz core. This part cross-references Mercedes-Benz 1663202513 and 1663204966 for the same application. If you are replacing a worn Mercedes-Benz GL450 front left air strut or servicing a GLS550 front left air suspension strut, AS-3086 provides a direct replacement option for the listed vehicles.

Common Repair Symptoms

• Front-left corner sagging after parking
• Uneven ride height on the Mercedes-Benz GL-Class or GLS
• Air leaks from the strut bladder or fittings
• Excessive bouncing, harshness, or reduced damping control
• Suspension warning lights related to air spring performance

Installation Notes

Verify the vehicle’s suspension configuration before ordering. This part is listed for 2013-2016 GL models without Adaptive Suspension (ADS) and 2017-2019 GLS models without Adaptive Plus Suspension (ADS+). Confirm front left placement and match the original part number before installation. After replacement, follow the vehicle’s suspension relearn or calibration procedure if required by the system.

Quality Assurance

Arnott remanufactures this strut from an OE Mercedes-Benz unit and backs it with a Limited Lifetime Warranty. The AS-3086 is rebuilt to support the suspension controls used on the listed Mercedes-Benz GL-Class and GLS applications.