Genuine OEM Volkswagen Coolant Hose, part number 7E0121073AL. This flexible conduit carries coolant, crucial for engine temperature regulation. It is located in the engine cooling system assembly, specifically at position 39 on the diagram. The hose has dimensions of 0.105 m length, 0.05 m width, and 0.04 m height, weighing 0.046 kg. Genuine OEM coolant hoses are manufactured to exact specifications for durability and proper fit, ensuring efficient engine cooling.