The SPECTRA PREMIUM INDUSTRIES, INC. LO179 Fuel Tank Lock Ring is engineered to provide a secure and reliable seal for fuel tanks in various Ford and Lincoln models. This lock ring ensures proper fuel tank installation, preventing leaks and maintaining optimal fuel system performance. Designed to meet or exceed original equipment specifications, it offers a direct fit for the following vehicles: - **Ford F-250 Super Duty (1999-2010)** - **Ford F-350 Super Duty (1999-2010)** - **Ford F-450 Super Duty (2008-2010)** - **Ford F-550 Super Duty (2010)** - **Ford Expedition (1997-2002)** - **Ford Excursion (2000-2005)** - **Lincoln Navigator (1998-2002)** By choosing the LO179 Fuel Tank Lock Ring, fleet operators can ensure a tight seal that minimizes fuel loss and vapor emissions, contributing to environmental compliance and operational efficiency. The lock ring is constructed from high-quality materials, offering durability and resistance to corrosion, which is essential for maintaining the integrity of the fuel system over time. Its design facilitates easy installation, reducing downtime during maintenance and enhancing overall fleet productivity. Additionally, the lock ring's compatibility with multiple vehicle models streamlines inventory management, allowing for a standardized solution across various units. This product exemplifies SPECTRA PREMIUM INDUSTRIES, INC.'s commitment to delivering reliable and cost-effective solutions for the heavy-duty automotive sector.