Description
Pair Front Air Suspension Shock Struts w/ADS For Mercedes W166 X166 GL450 GLS550 🔧 Front Left & Right Air Suspension Struts Pair (w/ ADS) – For Mercedes-Benz GL/GLS-Class (W166/X166, 2013–2019) | OE: 1663202613/1663205066 🔧 【Adaptive Damping (ADS) | Gas Pressure Air Spring | Aluminum Construction】Fits GL350/GL450/GL550/GL63 AMG & GLS350d/GLS450/GLS550/GLS63 AMG 1. Core Features 🔹 Exact Fit for ADS-Equipped GL/GLS-Class Models Engineered as a direct OEM replacement pair (front left + right) exclusively for Mercedes-Benz GL-Class (W166, 2013–2016) and GLS-Class (X166, 2017–2019) with Adaptive Damping System (ADS) – critical for suspension compatibility: Vehicle Series Models & Production Years Key Fit Requirements Mercedes-Benz GL-Class (W166) GL350/GL450/GL550 (2013–2016), GL63 AMG (2013–2016) Must have ADS (Adaptive Damping System) ; fits Airmatic-equipped models only. Mercedes-Benz GLS-Class (X166) GLS350d/GLS450/GLS550 (2017–2019), GLS63 AMG (2017–2019) Same as above: ADS-enabled, Airmatic suspension; matches factory mounting points. Critical Fit Check : Confirm two details before purchase: Your vehicle has ADS (look for electronic sensors on original struts or verify via Mercedes-Benz VIN lookup). It belongs to the 2013–2016 GL-Class (W166) or 2017–2019 GLS-Class (X166) – incompatible with non-ADS or older GL/GLS generations. 🔧 ADS-Enabled & Durable Aluminum Construction Built to match Mercedes-Benz’s adaptive suspension standards, balancing comfort, performance, and longevity: Adaptive Damping System (ADS) : Works with the vehicle’s factory control module to automatically adjust damping hardness – adapts to road conditions (e.g., smooth highways vs. rough terrain) and driving style for optimal ride quality. Gas Pressure Air Spring : Combines gas damping (fast response to bumps) and air spring (maintains consistent ride height) – eliminates body roll during turns and cushions harsh impacts. High-Quality Aluminum : Lightweight yet strong, with corrosion resistance – withstands daily use and harsh climates, ensuring long-term reliability. 🌟 Enhances Load-Leveling & Handling Solves common worn ADS strut issues (e.g., uneven ride, unresponsive damping) while boosting safety: Consistent Suspension Geometry : Maintains proper wheel alignment and ride height, even with heavy loads – reduces tire wear and improves steering response. Reduced Body Roll : ADS adjusts damping in real time during cornering – keeps the vehicle stable, giving drivers more confidence at higher speeds. OEM-Quality Performance : Undergoes strict testing to meet or exceed factory specs – restores the GL/GLS-Class’s signature smooth, premium driving experience. 2. Technical Specifications Parameter Category Detailed Specifications Condition 100% Brand New Product Type Pair (Front Left + Front Right) Air Suspension Struts (w/ ADS) OE Part Numbers Front Left: 1663204966, 1663202513, 1663207313, 166320496680, 166320496660 Front Right: 1663202613, 1663205066, 1663207413, 166320506680, 166320506660 Material Aluminum (strut body); durable rubber (air spring bladder); gas pressure (damping fluid) Color Black Shock Type Gas pressure (w/ ADS adaptive damping) Spring Type Air spring (for pneumatic suspension) Fitting Position Front axle (left + right) Mounting Type Bottom fork (matches factory GL/GLS mounting points) Compatibility 2013–2016 Mercedes-Benz GL-Class (W166, ADS); 2017–2019 GLS-Class (X166, ADS) Warranty 90-Day Manufacturer Warranty; 30-Day Free Return Shipping Origin CA or NJ warehouses (dispatched based on delivery address) 3. Package Included 1 × Front Left Air Suspension Strut (w/ ADS) 1 × Front Right Air Suspension Strut (w/ ADS) 4. Usage & After-Sales Tips Installation Guidelines Professional Installation Mandatory : Mercedes-Benz’s ADS system requires specialized diagnostic tools (e.g., STAR Diagnosis) for calibration – improper installation may damage the ADS module or cause suspension faults. Pre-Install Check : Inspect struts for air leaks (bladder cracks) or ADS connector damage; confirm ADS wiring matches the vehicle’s harness. Post-Install Calibration : Use Mercedes-Benz diagnostic tools to reset and calibrate ADS – ensures proper communication between struts and the vehicle’s control unit. After-Sales Support Fitment Issues : If struts don’t align or ADS errors occur, confirm ADS-equipped and correct GL/GLS generation – contact the seller for guidance. Defects : If air springs leak or ADS malfunctions, reach out immediately for a warranty replacement. No Manual Included : Rely on Mercedes-Benz-certified technicians or official service manuals for installation steps. The ultimate front suspension upgrade for ADS-equipped GL/GLS-Class! This pair of struts restores adaptive comfort and stability – perfect for 2013–2019 Mercedes-Benz luxury SUVs. 🚗🔧
The quality of the item from this seller was great, especially for the value on the price. The item is in great condition upon arrival and appeared as shown in the listing. Great Seller A+
Received as described. Quick turnaround. Delivery was off by a couple of days, but sometimes it’s not from the seller but the shipping company. Overall I was satisfied.
Great quality new parts. Great deal. Item as described. Fast shipping and good packaging. Will definitely be doing more business with this seller as needed
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