8 0 Cummins ISX Fan for a 2015 Peterbilt 579 $125 USD Used Fan Blade off of a CUMMINS ISX15. Casting# 4735-44510-06 Engine Serial# 79768960. Please see pictures. For further information feel free to call or email us. We ship anywhere!!!! Thank... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2015Part Number200193-40Stock Number200193-40 MLS Number10468658CategoryFans Last Updated10/28/2025 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info