The Cat 7I8899 is a genuine OEM fluorocarbon seal designed to provide superior sealing performance in a wide range of Caterpillar equipment. This durable seal prevents contaminants from entering and lubricants from escaping, crucial for maintaining the integrity and longevity of critical components. With an inner diameter of 101.6 mm, an outer diameter of 114.3 mm, and a thickness of 6.35 mm, it is engineered to withstand extreme temperatures and pressures inherent in heavy-duty machinery. Compatible with numerous Cat articulated trucks, industrial engines, excavators, generators, marine engines, motor graders, off-highway trucks, petroleum engines, pipelayers, quarry trucks, track-type tractors, wheel loaders, wheel tractor-scrapers, and wheeled excavators.