The Vaico Differential Pinion Seal - V201984 is a high-quality replacement part for the differential pinion seal in a vehicle's drivetrain. This seal is responsible for keeping the lubricating fluid in the differential and preventing any leaks. It is designed to fit perfectly and provide a tight seal to ensure proper functioning of the differential. This product is made from durable materials and is built to withstand the high pressures and temperatures of the differential. It is a reliable and cost-effective solution for maintaining the integrity of the differential and ensuring smooth operation of the vehicle.