For 09-19 Mercedes X166 GL350 S400 E63 Distronic Adaptive Cruise Control Module
Description

OEM MERCEDES-BENZ DISTRONIC RADAR SENSOR (New)

Proximity-Controlled Cruise Control • Behind Radiator Grille • Extensive ML/GL/GLE/GLS Fitment

CRITICAL INSTALLATION & CONDITION NOTICE

  • Used CONDITION – This is a Used OEM part. Please note that this part may be supplied as a reconditioned/exchange unit by the manufacturer, but is guaranteed new in box.
  • FIRMWARE UPDATE MANDATORYPart MUST be checked for current flashware after installation. Dealer-level diagnostics (XENTRY/STAR) are required to update and code the module to your vehicle.
  • VIN VERIFICATION HIGHLY RECOMMENDED – This radar sensor spans multiple chassis platforms (W166, X166, W212, R230). Please provide your 17-digit VIN before purchasing to guarantee 100% compatibility.
  • PROFESSIONAL INSTALLATION REQUIRED – Distronic radar sensors require precise calibration and alignment after installation.

Compatible Part Numbers (Cross-Reference):

212-900-46-03 • 2124404714 • 2129003300 • 212900460380

Verified Vehicle Fitment:

  • GLE-Class (W166): 2016-2019 (GLE350, GLE400 4MATIC)
  • GLS-Class (X166): 2017-2019 (GLS450 4MATIC, GLS550 4MATIC)
  • GL-Class (X166): 2014-2016 (GL450 4MATIC, GL550 4MATIC)
  • ML-Class (W166): 2010-2015 (ML350, ML400 4MATIC, ML450 Hybrid 4MATIC)
  • E-Class (W212): 2012-2013 (E63 AMG)
  • SL-Class (R230/R231): 2015-2016 (SL400)

Technical Specifications:

  • Exact SKU / Part Number: 212-900-46-03
  • Component Type: Distance Radar Sensor / Distronic Control Unit
  • Placement: Behind Radiator Grille
  • Condition: Used
  • Core Function: Proximity-controlled cruise control, adaptive distance monitoring

PURCHASE & INSTALLATION ESSENTIALS

  1. SEND YOUR VIN BEFORE BUYING – Due to the extensive cross-compatibility across W166, X166, W212, and SL platforms, VIN confirmation prevents costly returns.
  2. PHYSICAL PART MATCH – Verify your original radar sensor matches SKU 212-900-46-03 or one of the cross-reference part numbers.
  3. POST-INSTALL FLASHWARE CHECK – The module MUST be checked for current flashware and updated via XENTRY/STAR diagnostic tools immediately after installation.
  4. SENSOR CALIBRATION – Professional installation and calibration are required to ensure the Distronic system operates safely and accurately.

Disclaimer: Genuine NEW OEM Distronic Radar Sensor. Compatibility spans multiple Mercedes-Benz chassis – VIN verification is strongly recommended before purchase. Critical identification steps: 1) Send 17-digit VIN for confirmation 2) Verify original part number matches 212-900-46-03 or cross-reference numbers. Package includes 1x Radar Sensor. Professional installation, calibration, and firmware updates required. Not plug-and-play. Do not purchase without verifying fitment and understanding the firmware requirement.

We accept PayPal via eBay Secure Check-Out only.
Payment is expected within 7 days of auction close. Unpaid Items will be forfeited per eBay.
Immediate payment needs to be processed for items with Add to Cart option so that any promotional discounts can be applied to your order immediately.
Notice:
1 .We do everything we can to ship your orders out as soon as possible.
2. Transportation and handling:
We will process the order within 1-2 working days after payment is clear.
--- For US warehouse delivery, it usually takes 3-7 days of delivery time.
Please review the customization and eBay policies in your city area for more information.
Our 30-day Satisfaction Guarantee assures our customers that they will receive all orders promptly and exactly as described. In addition, it allows customers to return new and unused products in their original factory condition for any reason within 30 days from the date of purchase.
1. All returns must be contact us and have a return. Unauthorized returns will not be accepted.
2. Buyers are responsible for appropriate packing, returning shipping cost, insurance and returning the item in "new" condition. Used items will not be accepted for return.
3. We will replace the returning item with an identical item, issue a full store credit or a full refund.
Our working time: Monday to Saturday, 9:00~18:30.
For inquires and customer support, please send your email via ebay email system.
All emails will be responded to within 24 hours during business days.
We sincerely hope you can give us ALL-5 STAR feedback after your purchase, and hope you have good days with our products.
If you have problems with our products, please don't open request or leave negative feedback before communication, you can feel free to contact us first, we will definitely try our best to help you. Hope for best understanding.
  • We sincerely hope you can give us ALL-5 STAR feedback after your purchase, and hope you have good days with our products.
    If you have problems with our products, please don't open request or leave negative feedback before communication, you can feel free to contact us first, we will definitely try our best to help you. Hope for best understanding.
  • We accept PayPal via eBay Secure Check-Out only.
    Payment is expected within 7 days of auction close. Unpaid Items will be forfeited per eBay.
    Immediate payment needs to be processed for items with Add to Cart option so that any promotional discounts can be applied to your order immediately.
  • Notice:
    1 .We do everything we can to ship your orders out as soon as possible.
    2. Transportation and handling:
    We will process the order within 1-2 working days after payment is clear.
    --- For US warehouse delivery, it usually takes 3-7 days of delivery time.
    Please review the customization and eBay policies in your city area for more information.
  • Our 30-day Satisfaction Guarantee assures our customers that they will receive all orders promptly and exactly as described. In addition, it allows customers to return new and unused products in their original factory condition for any reason within 30 days from the date of purchase.
    1. All returns must be contact us and have a return. Unauthorized returns will not be accepted.
    2. Buyers are responsible for appropriate packing, returning shipping cost, insurance and returning the item in "new" condition. Used items will not be accepted for return.
    3. We will replace the returning item with an identical item, issue a full store credit or a full refund.
  • Our working time: Monday to Saturday, 9:00~18:30.
    For inquires and customer support, please send your email via ebay email system.
    All emails will be responded to within 24 hours during business days.