The 31838 Gates Gas Cap is a direct replacement part designed for various vehicle models including Chrysler, Dodge, Jeep, and Ram trucks. It is suitable for fuel tank cap replacement and comes in a new old stock (NOS) condition. With interchange part numbers and superseded part numbers listed, this gas cap is a versatile option for a wide range of vehicle models and years. The Gates brand ensures quality and durability for a reliable fuel tank cap solution.