The Fiat 7746258 is an authentic tapered roller bearing, meticulously engineered to meet the stringent quality standards of Fiat agricultural and construction machinery. With precise dimensions of 40mm inner diameter, 80mm outer diameter, and 24.75mm width, this bearing ensures optimal performance and durability. It is a critical component for maintaining the smooth operation and longevity of various Fiat and New Holland equipment, including specific tractor and combine models. This genuine OEM part guarantees a perfect fit and reliable function, preventing premature wear and tear in demanding operational environments.