View 0 Photos View 0 Videos Dana-Spicer S21-170 Rear Differential Contact for price S21-170 5.28 (18), Ratio: 5.28 ConditionUsedRear End5.28 ratioStock NumberATC440 MLS Number9404754CategoryDifferentials, Rear Last Updated5/14/2026 LocationAlma, AR, US Sold ByArkansas Truck Center (833) 371-___ SHOWNUMBERCall Seller Email Seller Save More Info