The Case IH 54770 is a genuine OEM ball bearing, precisely engineered with an inner diameter of 17mm, an outer diameter of 40mm, and a width of 12mm. Weighing 0.12 kg, this durable bearing ensures smooth operation and reliable performance in various Case IH, International Harvester, and Case Construction equipment. It is a direct replacement for several earlier OEM part numbers, guaranteeing compatibility and original equipment quality across a wide range of machinery.