Oregon 75-108 Belt 1/2" by 98.5" Lawn Mower Belts Oregon 75-108 Transmission Belt Size: 1/2" x 98.5" Transmission Belt Fits 18 HP & 20 HP mowers built 1991-1999 non-hydro Belt Type: Wrapped Clutching Replaces AYP 110883X, 532110883