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Suspension and Components› Air Suspension and Components

Mercedes-Benz

Suspension Air Spring

$735.00 $702.25 Save $32.75

SKU: MB1663200325

In Stock
In Stock
Ships by Sep 9
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$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Genuine Mercedes Suspension Air Bag is a pneumatic spring designed as a direct replacement part. It is compatible with various Mercedes-Benz models equipped with Semi Active Air Suspension (Code 489).

This air spring is a component of the vehicle's suspension system, contributing to ride comfort and stability. It features associated part numbers including 166-320-03-25.
Show original supplier description
Designed for vehicles equipped with Semi Active Air Suspension (Code 489), this air spring is crucial for maintaining ride height, comfort, and handling. This specific air bag, with part number 1663200325, is a direct fit for a wide range of Mercedes-Benz models across the GL, GLS, and ML-Class generations. Fitment includes various models such as the ML350, ML500, ML450, ML400, ML320, ML250, GL350, GL450, GL550, and the GLS550. Key compatibility details highlight its application for specific model years and trims within the X164, X166, and W164/W166 chassis. Examples include the 2007-2012 GL-Class (X164), 2013-2019 GL-Class (X166), 2006-2011 ML-Class (W164), and 2012-2015 ML-Class (W166). The component is listed for specific engine variants and drivetrains within these model ranges, such as the GL350 Bluetec 4M and GLS550 4Matic. This suspension air bag weighs approximately 6.38 lbs. Please be aware that this product comes with a Proposition 65 Warning regarding cancer and reproductive harm, with further details available at www.P65Warnings.ca.gov.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandMercedes-Benz
Part NumberMB1663200325
CategorySuspension and Components

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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