Keep your transmission running smoothly with this high-quality TH400/AT540 filter and seal combination. The stainless steel screen construction offers superior filtration performance and durability compared to standard filters. This replacement filter is designed specifically for TH400 and AT540 transmissions manufactured between 1968 and 1998. The filter effectively captures harmful particles and debris while maintaining optimal fluid flow, helping to extend the life of your transmission. The included seal ensures a proper fit and prevents fluid leaks. This filter assembly is a direct replacement part that matches the original specifications for reliable performance. Regular filter maintenance is essential for transmission longevity - make sure to follow your vehicle's recommended service intervals for best results.