This is a NEW drive gear for MCV or power steering hydraulic pump . NOTE this is not for the main lift pump.This is a 20 degree tooth gear and will fit IH 706 806 1206 early 756 856 1256 . I also have the 25 degree tooth gear for the later production tractors available for the same price. Email if you need help diagnosing your hydraulic problems or if you are not sure if this will fit your tractor.