Genuine OEM Volkswagen Petrol Fuel Cap with Retaining Strap, part number 1K0201550AL. This essential component securely seals the vehicle's fuel tank, preventing fuel evaporation, spillage, and contamination from external elements. It features an integrated retaining strap to keep the cap attached to the vehicle during refueling. Made from durable plastic, it weighs approximately 0.0757 kg. Choosing a genuine OEM fuel cap ensures a perfect seal, proper pressure regulation, and compliance with emission standards.