View 1 Photo View 0 Videos Dana-Spicer DDP40 Front Differential for a 2006 Kenworth T800 $2,150 USD DDP40 3.70 LOCKER, WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.7 ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2006Part NumberDDP40Stock Number40525-3 MLS Number13509366CategoryDifferentials, Front Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info