View 1 Photo View 0 Videos Eaton DT461P Front Differential for a 1994 Peterbilt 378 Recently Updated $8,995 USD REBUILT ST521 6.17/8.40. 12MONTH PARTS AND LABOR WARRANTY . EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 36, Core Charge: 1000.00, Ratio: 6.17/8.40 ConditionRemanufacturedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1994Part Number71326-1Stock Number71326-1 MLS Number14509619CategoryDifferentials, Front Last Updated9/16/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info