This genuine JCB 91752100 bearing is an authentic OEM replacement part, engineered for durability and precise fitment. Featuring an inner diameter of 45mm, an outer diameter of 85mm, and a width of 19mm, this high-quality bearing ensures optimal performance in JCB Fastrac agricultural tractors and other compatible machinery. Weighing 0.45 kg, it is designed to meet original equipment specifications for reliable operation.