View 6 Photos View 0 Videos Mack Granite GU713 Front Axle Assembly for a 2016 Mack GU713 Contact for price (Used) 2016 Mack GU713, COMPLETE FRONT AXLE- Part Number: 21881775, Serial Number: 21881774, Center Leaf to Center Leaf: 33", Make: Mack, Model: FXL 20, Capacity: 18,740 Lbs, Hub Bolts: 10,... ConditionUsedFits To Make(s)MackFits To Model(s)GU713Will Fit Year(s)2016Capacity18,740 LbsPart Number21881775Stock NumberP-495056 MLS Number14107035CategoryAxle Assemblies, Front Last Updated2/9/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info