The Cat 1335673 is a genuine Caterpillar Advanced Efficiency Fuel Filter / Water Separator designed to protect your engine's fuel system from contaminants and water. Featuring a 4-micron rating, this filter ensures clean fuel delivery, extending engine life and maintaining optimal performance. It has a 1-14 thread size, an overall diameter of 76.2 mm, and a length of 137.16 mm, making it suitable for a wide range of Caterpillar equipment including backhoe loaders, compact wheel loaders, asphalt pavers, and telehandlers.