1 0 Dana-Spicer D40-170 Front Differential for a 2015 Kenworth T800 $3,295 USD GOOD INSPECTED DIFFERENTIAL ASSEMBLY/ LOCKER WILL INSPECT/ 90 DAY WARRANTY EXCHANGE FITS D46-170, Core Charge: 750.00, Ratio: 3.91, Clutch Housing Size: 1, Casting#: 79710106 ConditionUsedRear End3.91 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2015Part Number40-170/46-170Stock Number72025-3 MLS Number13752914CategoryDifferentials, Front Last Updated9/30/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info