The Genuine Ford Piston Rings HL3Z-6148-A are a direct replacement part specifically designed for Ford and Lincoln vehicles from 2017 to 2021. These piston rings are genuine OEM components with a 1-year manufacturer warranty, ensuring quality and compatibility with your vehicle. Only part reference #21 on the diagram is included, so you can be assured that you are getting the correct part for your engine. Upgrade your engine with these high-quality piston rings from Ford, designed to provide optimal performance and durability.