View 3 Photos View 0 Videos Dana-Spicer DSP40 Front Differential for a 2014 Peterbilt 389 $1,995 USD DSP40 3.36 41 SPL.S.G./EXTENDED WARRANTY AVAILABLE/ 1 YEAR PARTS AND LABOR, Axle Spline Count: 41, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 3.36 ConditionRemanufacturedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2014Stock Number112425-2 MLS Number14024572CategoryDifferentials, Front Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info