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Heating and Cooling› Overflow Tanks and Catch Cans

Mercedes-Benz

Coolant Expansion Tank

$105.00 $100.75 Save $4.25

SKU: MB2055000049

In Stock
In Stock
Ships by Sep 9
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Overview

This expansion tank is compatible with a wide range of Mercedes-Benz models, including select AMG GT, GLC, E-Class, and C-Class variants.

Manufactured by Genuine Mercedes, this part is built to meet the original specifications for fit and performance. It is a direct replacement for the original equipment.
Show original supplier description
The Mercedes-Benz Coolant Expansion Tank, part number 2055000049, is a genuine OEM component essential for the proper functioning of your vehicle's cooling system. This expansion tank is manufactured by Genuine Mercedes and carries the part number 2055000049, with associated numbers including 205-500-00-49 and A2055000049. It is constructed to meet the stringent quality standards expected of original equipment, ensuring reliable performance and longevity. The part is compatible with a broad spectrum of Mercedes-Benz vehicles, spanning various model lines and years. This includes select models of AMG GT (X290), GLC (C253, X253), GLE Coupe (C292), CLS-Class (C257), E-Class (W213, C238), and C-Class (W205, C205, A205). Specific models and their compatible years are listed, covering variants such as AMG GT 63 S, GLC300, E450, C300, and many more, generally from the mid-2010s through to the present model years (e.g., 2015-2025 depending on the model line). In addition to its primary function, this product is also subject to California Proposition 65 warning regarding cancer and reproductive harm. Please visit www.P65Warnings.ca.gov for more information.

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 NumberMB2055000049
CategoryHeating and Cooling

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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.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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