Vaico V30-0580 Engine Coolant Reservoir

Engine Coolant Reservoir for Mercedes-Benz ML-Class

Restore proper coolant expansion and recovery with this VAICO engine coolant reservoir, part number V30-0580. Built to match the listed dimensions and OE cross-reference for select Mercedes-Benz ML-Class applications, it supports a clean, direct replacement for the factory tank.

Compatible with 2001-2005 Mercedes-Benz ML320, ML430, ML500, ML55 AMG, and ML350 applications, this reservoir is sized at 430 mm long, 195 mm wide, and 102.5 mm high. VAICO V30-0580 is a practical choice when replacing a cracked, leaking, or discolored coolant expansion tank on the W163 platform.

Key Features

• Engine coolant reservoir for select Mercedes-Benz ML-Class models
• Part number: V30-0580
• Dimensions: 430 mm length, 195 mm width, 102.5 mm height
• OE cross-reference: 163 500 03 49 / A 163 500 03 49
• VAICO branded replacement component for cooling system service

Product Details

VAICO V30-0580 is an engine coolant reservoir designed for the cooling system on select Mercedes-Benz ML-Class vehicles. The reservoir provides the expansion volume needed as coolant heats and cools, helping maintain stable system operation and proper fluid recovery. Its listed dimensions and OE reference numbers make it a focused replacement option for owners servicing a Mercedes-Benz ML350, ML500, ML320, ML55 AMG, or ML430.

VAICO is the brand line used for this cooling component, and this part is identified by the OE-style reference 163 500 03 49 / A 163 500 03 49. If you are searching for a Mercedes-Benz ML-Class coolant expansion tank, engine coolant reservoir, or radiator overflow tank replacement, V30-0580 is the cataloged part number to verify against your vehicle.

What It Helps Address

• Cracked or brittle coolant reservoir housing
• Coolant leaks from the expansion tank
• Low coolant level warnings caused by reservoir failure
• Discolored or aged factory coolant tank replacement
• Cooling system service on a Mercedes-Benz ML-Class

Installation Notes

Verify the OE cross-reference and physical dimensions before installation. Confirm the reservoir mounting points, hose connections, and surrounding clearance on the vehicle before removing the original tank. After installation, refill the cooling system with the correct coolant specification and bleed air from the system according to Mercedes-Benz service procedures.

Fits 2001 Mercedes-Benz ML430, N/A. Fits 2001-2003 Mercedes-Benz ML320, N/A. Fits 2001-2003 Mercedes-Benz ML55 AMG, N/A. Fits 2002-2005 Mercedes-Benz ML500, N/A. Fits 2003-2005 Mercedes-Benz ML350, N/A.

Quality Assurance

VAICO cooling system components are cataloged for OE-style replacement applications, and this reservoir is listed with the matching OE reference numbers for the specified Mercedes-Benz ML-Class vehicles. Part number V30-0580 should be matched to the vehicle and original reservoir before installation.