OEM Replacement Belt / Simplicity 1668066SMPack Size:1Simplicity 1668066SM, Simplicity 1668066Dealer Choice 1668066DC, NHC 230-4623, Oregon 75-371, Prime Line 7-07878, Ratio Parts 8-604Simplicity 5000 and 6000 series with 42" deckLength: 120 ", Type: Covered, Width: 1/2 ", Belt Application: Deck