View 6 Photos View 0 Videos Mack CRDP150 Front Differential for a 2017 Mack GU813 Contact for price (Used) 2017 Mack GU813, COMPLETE FRONT REAR TANDEM- Part Number: 21387094, Serial Number: 9220005566, Make: Mack, Model: CRDP150, Ratio: 4.80, Capacity: 23,000 Lbs, Hub Bolts: 10, Brake Type... ConditionUsedRear End4.80 ratioFits To Make(s)MackFits To Model(s)GU813Will Fit Year(s)2017Part Number21387094Stock NumberP-493947 MLS Number14085687CategoryDifferentials, Front Last Updated1/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info