Vaico V30-1579 Radiator Coolant Hose - Lower (Expansion Tank To Radiator)

Radiator Coolant Hose for Mercedes-Benz E320 and E55 AMG

The Vaico V30-1579 radiator coolant hose routes coolant from the expansion tank to the engine cooler in supported Mercedes-Benz applications. Built from rubber with textile reinforcement, it provides the length and formed dimensions needed for a proper lower cooling-system connection.

Compatible with Mercedes-Benz E320 and Mercedes-Benz E55 AMG applications, this VAICO hose is specified for the lower position between the expansion tank and radiator/engine cooler path. The V30-1579 part number is also referenced in OE-style replacement searches for the same cooling-system layout.

Key Features

• Cooling hose from expansion tank to engine cooler
• Rubber construction with textile reinforcement for added hose stability
• Length: 424 mm
• Height: 78 mm
• Width: 195 mm
• Fits lower cooling-system routing in select Mercedes-Benz E320 and E55 AMG models
• VAICO part number V30-1579

Detailed Product Overview

VAICO V30-1579 is a radiator coolant hose engineered for the lower coolant circuit connection used on select Mercedes-Benz E320 and Mercedes-Benz E55 AMG vehicles. Its molded dimensions and reinforced rubber construction support a secure fit in the expansion-tank-to-radiator/engine-cooler route, where consistent coolant flow and leak-free sealing are critical. This part number, V30-1579, is commonly searched alongside OE reference 2105012082 for the same application.

VAICO’s VAICO product line focuses on application-specific replacement parts for European vehicles, and this hose follows that approach with fitment targeted to the listed Mercedes-Benz chassis and cooling layout.

This part cross-references Gates 12072 and Four Seasons 36142 for the same application.

Common Cooling-System Issues This Hose Addresses

• Coolant seepage at a cracked or aged hose section
• Softening, swelling, or collapse of the original hose
• Loss of coolant from the expansion tank to engine cooler circuit
• Improper hose routing or fitment after prior replacement
• Cooling-system leaks that trigger low coolant warnings

Installation Notes and Tips

Verify the OE number and vehicle fitment before installation. Confirm the hose routing matches the lower position from the expansion tank to the radiator/engine cooler on your Mercedes-Benz E320 or Mercedes-Benz E55 AMG. Inspect adjoining clamps, connectors, and mating surfaces for wear or residue before installing the new hose. After installation, refill and bleed the cooling system according to the vehicle service procedure and check for leaks at operating temperature.

Quality Assurance

VAICO replacement cooling components are built to match the specified application details, including material, dimensions, and OE-style routing requirements. The V30-1579 is identified for select Mercedes-Benz cooling-system fitment and is supported by listed interchange references for application matching.