TORO Auger drive Belt. Replace 37-9080 Cogged V-belt (3/8X29 3/4) 3L330X
DESCRIPTION OEM Replacement Belt Toro 37-9080 REPLACES OEM Toro 37-9080 FITS MODELS Toro 3521, 421, 521 and 522 snow blowers SPECS Auger drive Belt Belt Type Cogged Length 29 3/4″ Width 3/8″