For sale, two 40"roller bearing equipped (TIMKEN 6 1/2" X 12" - 'AP CLASS F') locomotive wheelsets with 74 tooth bull gear and 2"+ of tread. These had GE 752 traction motors mounted to them. , bearing boxes measure 10 7/8" wide, 8" axels, some surface rust on bearing area, weigh 3,000 lbs each, bull gear tooth count 74.