Erie Tools Lawn Mower Spindle Assembly AYP 121617X 121657X 106038X Husqvarna 532121617 Fits AYP 44" & 50" Cut Decks from 1985-1993 AYP 121617X, 121657X, 106038X Husqvarna 532 12 16-17, 532 12 16-57, 532121617, 532121657 20 HP 44" & 50" Cut AYP / Roper / Sears Models, 1985-1993, Also Fits Models: 4200-14, 951940, 8208A2 Height (overall): 5-3/8" Width (blade saddle): 2-1/4"