View 0 Photos View 1 Video Eaton 23105S Rear Differential for a Eaton 23105-S $950 USD Used. 23105S. Turns. Ratio: 3.90. - Ratio: 3.90;Locker?: NO locker: NO, Core Charge: 100.00, Ratio: 3.90 ConditionUsedRear End3.90 ratioFits To Make(s)EatonFits To Model(s)23105-SStock Number163982 MLS Number11614226CategoryDifferentials, Rear Last Updated6/13/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info