2S9507 Cylindrical Roller Bearing Iinner Race for Caterpillar Parts 2S-95072S9507 Cylindrical Roller Bearing Iinner Race VXB Bearing 2S9507 Cylindrical Roller Bearing Inner Race refers to a customized or unique design of the inner race of a roller bearing. The inner race is the ring shaped component that holds the rolling elements (such as rollers or balls) in place and allows for their rotational movement within the bearing assembly. 2S9507 Quantity: One Outer Race Brand: VXB Bearing