View 3 Photos View 0 Videos 2020 Peterbilt 579 Power Steering Reservoir Contact for price (Used) 2020 Peterbilt 579, POWER STEERING RESERVOIR- Location: On Frame, Engine: PACCAR MX13, Material: Plastic with Steel, For more information about this item, give us a call. We ship... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock NumberP-494341 MLS Number14094379CategoryPower Steering Reservoirs Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info