Description 577-502 Dorman (OE Solutions) Fuel Filler Neck Seal OE Replacement High-Quality Materials: Manufactured from durable rubber for long-lasting durability Tight Seal: Provides a secure seal between fuel tanks and the filler neck to prevent leaks Easy Installation: Simply press the seal into place for a quick and hassle-free setup Limited Lifetime Warranty: Ensures product quality and customer satisfaction Specifications Height: 0.9 Inch Inside Diameter: 1.9 Inch Material: Rubber Outside Diameter: 3.1 Inch Type: OEM.