AYP / Craftsman / Sears V Idler Pulley. Fits 50" deck on 20 & 22 HP front engine tractors. Size: 3-1/2" OD, Width: 3/4", 3/8" Bore. Replaces AYP part number 532139245 and 139245.
AYP/ Craftsman/ Sears V-Idler Pulley No. 532139123. This is an OEM AYP/ Craftsman/ Sears V-Idler Pulley part number 532139123 replaces part number 121361X.