Shop used and remanufactured Eaton RS402 Rear Differentials on MyLittleSalesman.com . Compare active listings with prices from $300 to $2,195. Sellers include Garabedian Equipment, Boots and Hank's Truck Parts, Manders Diesel, and more. Filter by condition, price, or year to find the Eaton RS402 Rear Differential that fits your job.