View 3 Photos View 0 Videos 2018 Peterbilt 579 Left Frame Step Contact for price (Used) 2018 Peterbilt 579, FUEL TANK STEPS- Side: Driver Left Side, Material: Aluminum, Steps: 2, Dimensions: L=41 ¾", W=5", Reference images for condition, For more information about this... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2018SideLEFTCapacity120 GallonsStock NumberP-504131 MLS Number14427101CategorySteps (Frame, Fuel Tank, Fairing) Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info