0 0 Eaton RS402 Rear Differential Contact for price RS402 3.90 Reman Rear, Core Charge: 0.00, Ratio: 3.90 ConditionUsedRear End3.90 ratioFits To Make(s)EatonFits To Model(s)RS402Stock NumberRS402 3.90-P MLS Number12727352CategoryDifferentials, Rear Last Updated10/1/2025 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info