View 7 Photos View 0 Videos Dana-Spicer RST41 Rear Differential for a 2013 Mack CXU613 Recently Updated Contact for price (Used) 2013 MACK CXU613, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: 513238, Serial Number: HN03999302, Make: Spicer, Model: RSt41, Ratio: 3.55, Capacity: 8,437 Lbs, For more... ConditionUsedRear End3.55 ratioFits To Make(s)MackFits To Model(s)CXU613Will Fit Year(s)2013Part Number513238Stock NumberP-84892 MLS Number13016912CategoryDifferentials, Rear Last Updated3/12/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info