View 5 Photos View 0 Videos Eaton RS402 Rear Differential for a Unmarked N/A $300 USD RS402 - 3.90 Ratio - Core - Grade C - Rebuildable - Ring Pinion Have Broken Teeth. CORE UNIT SOLD AS-IS ConditionUsedRear End3.90 ratioFits To Make(s)UnmarkedFits To Model(s)N/AStock Number4539378 MLS Number13893036CategoryDifferentials, Rear Last Updated4/14/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info