Product details
  • SKU QMJZ0024-W166-QT

OUSIMY Front Non‑ADS Air Suspension Strut Pair for Mercedes‑Benz W166 X166 GL GLS‑Class 2013‑2019 | OE 1663202513

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Usually ships within 24 hours
Regular price $399.99
Product details
  • Vendor OUSIMY SHOP
  • SKU QMJZ0024-W166-QT
  • Model
    • GL450
    • GLS550
Payment methods
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Fast & Reliable Shipping:

We understand that vehicle repairs cannot wait.

All OUSIMY orders are processed within 24 business hours after payment confirmation.

Shipping Options:

• Standard Shipping:
Delivery usually takes 7-15 business days depending on destination.

• Expedited Shipping:
Faster delivery options are available for customers who need their parts sooner.

• Tracking Information:
Once your order ships, tracking details will be provided by email.

Please make sure your shipping address is correct before completing your order.

Warranty Policy:

At OUSIMY, we stand behind the quality and reliability of our automotive parts.

All products include a 3-Year Limited Warranty.

The warranty covers:
• Manufacturing defects
• Product quality issues
• Failures under normal use conditions


If you experience any product issue, please contact our support team. We will provide assistance including troubleshooting, replacement, or other solutions.

Warranty does not cover:
• Incorrect installation
• Damage caused by accidents
• Improper use
• Normal wear and tear

30-Day Money-Back Guarantee:

Your satisfaction is important to us.

If you are not completely satisfied with your purchase, you can request a return within 30 days after receiving your order.

Return requirements:

• Product must be unused
• Product must be in original condition
• Original packaging should be included


If you receive an incorrect or defective item, please contact us first. Our team will help resolve the issue as quickly as possible.

Vehicle Fitment & Technical Support:

Not sure if this part fits your vehicle?

Our automotive support team is here to help you find the correct replacement part before placing your order.

We can assist with:

✓ Vehicle compatibility confirmation
✓ OEM / Part number verification
✓ Product selection assistance
✓ Installation questions


To help us confirm the correct fitment, please provide:

• Vehicle Make & Model
• Year
• Engine Type
• OEM Part Number (if available)
• VIN Number (optional)


Need help choosing the right part?

Click the chat icon in the bottom right corner and send us your vehicle information. Our team will help verify compatibility and recommend the correct replacement solution.

OE Number: 1663202513, 1663204966, 1663207313
Item specifics Key Content
Condition New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. 
Placement on Vehicle Front, Left, Right
Items Included Shock, Strut
Shock Absorber Type Gas
Dampening Type Electronic
OE/OEM Part Number 1663202513, 1663204966, 1663207313, A1663202513, A1663204966, A1663207313, 1663202613, 1663205066, 1663207413, A1663202613, A1663205066, A1663207413, 166320496680, 166320496660, 166320506660
Fit Car Model 1 For Mercedes-Benz GL 63 AMG 2013-2016
Fit Car Model 3 For Mercedes-Benz GL 450 2013-2016
Fit Car Model 5 For Mercedes-Benz GLS 63 AMG 2017-2019
Fit Car Model 7 For Mercedes-Benz GLS 450 2017-2019
Brand ousimy
Country of Origin China
Manufacturer Warranty 5 Years
Type Strut Assembly
Features 100% Accuracy of Fit, Adjustable, Gas Charged Shock, Electronic
Shock Absorber System Double Pipe
Manufacturer Part Number 1663202513, 1663204966, 1663207313, A1663202513, A1663204966, A1663207313, 1663202613, 1663205066, 1663207413, A1663202613, A1663205066, A1663207413, 166320496680, 166320496660, 166320506660
Fitment For Mercede-Benz GL GLS W166 X166 w/o ADS
Fit Car Model 2 For Mercedes-Benz GL 550 2013-2016
Fit Car Model 4 For Mercedes-Benz GL 350 2013-2016
Fit Car Model 6 For Mercedes-Benz GLS 550 2017-2019
Fit Car Model 8 For Mercedes-Benz GLS 350d 2017-2019
UPC Does not apply


OUSIMY Front Non‑ADS Air Suspension Strut Pair for Mercedes‑Benz W166 X166 GL GLS‑Class 2013‑2019

This front left‑right gas‑charged air suspension strut pair is an OE‑precision direct‑fit replacement exclusively built for Mercedes‑Benz W166/X166 GL‑Class and GLS‑Class models without ADS Adaptive Damping System, restoring stable luxury ride comfort and balanced front suspension performance.

Product Details

Adopting double‑pipe gas‑charged damping structure and reinforced sealed anti‑leakage design, these air struts are manufactured strictly to original factory mounting specifications. Built for Non‑ADS non‑electronic suspension systems, they feature plug‑and‑play installation without modification, perfectly fitting front left and right positions. Each unit is 100% brand new with original packaging.

Key Advantages

  • Double‑pipe gas‑charged design provides stable and consistent damping performance
  • Reinforced sealed construction effectively prevents air leakage and long‑term wear
  • Exact OE‑spec dimensions, direct replacement with no programming or modification needed
  • Complete front pair set ensures balanced suspension height and even tire wear
  • Strictly tested for durability, suitable for Non‑ADS suspension system vehicles

Problems This Product Solves

Fixes common W166/X166 Non‑ADS air suspension failures: front‑end sagging, uneven ride height, harsh bouncy driving, suspension warning light alert, air strut leakage, abnormal noise and accelerated tire wear caused by worn‑out original suspension components.

Fault Codes Fixed

Resolves typical Mercedes Non‑ADS air suspension diagnostic trouble codes:

C1566 (front air suspension leakage), C1577 (suspension pressure insufficient), U112300 (suspension actuator malfunction)

Shipping & Delivery

✅ Free Shipping to All US States

✅ Shipped directly from China, 7‑14 business days delivery

✅ Shock‑resistant packaging protects precision air suspension parts

Warranty & Installation

✅ 1‑Year Manufacturer Quality Warranty

✅ Professional installation recommended for suspension system calibration

✅ Strictly for vehicles without ADS Adaptive Damping System only

Fitment List

Mercedes‑Benz W166 / X166 (Non‑ADS Only)
  • GL‑Class X166 (2013‑2016): GL350, GL450, GL550, GL63 AMG
  • GLS‑Class W166 (2017‑2019): GLS350d, GLS450, GLS550, GLS63 AMG

    Position: Front Left & Right (Pair Set Only)