View 4 Photos View 0 Videos 2001 Eaton RS404-3.90 Rear Differential for a Peterbilt 379 Recently Updated $1,495 USD RS404 3.90 REBUILT+$250 core, Yoke; 1710, Side gear; 41 Spline, Input shaft; 39 spline ConditionRemanufacturedRear End3.90 ratioFits To Make(s)PETERBILTFits To Model(s)379Stock Number14993 MLS Number13810843CategoryDifferentials, Rear Last Updated1/6/2026 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Eaton RS404-3.90 Rear Differential $1,495 USD Eaton RS404 3.90 REBUILT+$250 Core, Capacity: 40K, Ratio: 3.90, Yoke: 1710, Side Gear: 41 Splines, Input: 39 Splines, Non-Locker ConditionRemanufacturedRear End3.90 ratioStock Number15366 MLS Number13876408CategoryDifferentials, Rear Last Updated12/25/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info