Up for sale is DAYCO 2000 ZL 580 ESR (EFI) Arctic Cat HPX SNOWMOBILE DRIVE BELT. The vendor part number is HPX5017. Please read the title to know what is for sale Featuring Dayco�s Top Cog design for increased flexibility and longer belt life, this high horsepower belt is constructed with over-sized p-aramid cords and CVT rubber compounding to deliver the increased strength and durability that�s required to stand up to today�s higher RPM snowmobile engines. The Dayco HPX Snowmobile Belt will deliver a full range of power to attack any terrain without a loss of horsepower
Belt was bought for a spare so I haven’t used it yet. But the top side cooling ribs are 50% smaller than the OEM belt, will that affect the life significantly, time will tell.