11 tooth, CW, 3 splineFits Case/International models 2500A Indust/Const, 2500B Indust/Const, 3400A Indust/Const, 3500A Indust/Const, 4500B Indust/Const, 454, 464, 574, 674, C157 Eng, C175 Eng, C200 EngReplaces A482112Z