The Spectra Premium Industries, Inc. LO177 Fuel Tank Lock Ring is engineered to provide a secure and leak-resistant seal for fuel tanks, ensuring optimal performance and safety in heavy-duty applications. Designed with an inside diameter of 4-15/16 inches and constructed from high-grade steel with a black oxide finish, this lock ring offers exceptional durability and corrosion resistance. Its precise engineering guarantees a perfect fit, facilitating straightforward installation and reliable operation. By replacing worn or damaged lock rings with the LO177, fleet operators can maintain the integrity of their fuel systems, preventing fuel leaks and potential environmental hazards. This proactive maintenance measure contributes to the overall efficiency and safety of the vehicle, reducing downtime and repair costs associated with fuel system failures. Spectra Premium Industries, Inc., a leader in automotive parts manufacturing, ensures that each component meets rigorous quality standards, providing fleet operators with products that deliver consistent performance and longevity. The LO177 Fuel Tank Lock Ring exemplifies the company's commitment to quality and reliability, offering a cost-effective solution to enhance the operational efficiency of heavy-duty vehicles.