For the 1939 LaSalle Series 50 car, these headlight ring seals are designed with precision to fit perfectly, measuring 8-1/8" in outer diameter and 7-3/8" in inner diameter. Crafted by Metro Moulded Parts, these seals feature an advanced, high-performance design that ensures a snug fit and reliable protection against moisture and debris. Easy to install, they are made to sit securely around the headlight rings, enhancing the durability and appearance of your classic car. These seals are sold as a pair, providing a complete solution for both headlights. Backed by Metro's Platinum Warranty, you can trust in their quality and longevity for 30 years.