This genuine Claas 0009404930 ball bearing is an essential component for the smooth operation of various Claas agricultural machinery. With an inner diameter of 40mm, an outer diameter of 80mm, and a width of 18mm, this high-quality bearing ensures reliable performance and durability. It is designed to fit a wide range of Claas tractors, combines, forage harvesters, balers, and other equipment, providing precise fitment and maintaining optimal machine function.