View 0 Photos View 0 Videos Dana-Spicer DSP41 Front Differential for a 2005 Peterbilt 379 $1,750 USD (Used) 2005 Peterbilt 379, FRONT DIFFERENTIAL GEARS ONLY- Part Number: 511328, Make: Spicer, Model: DSP41, Ratio: 3.36, Capacity: 20,000 Lbs, Reference images for condition For more... ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Part Number511328Stock NumberP-83867 MLS Number12972866CategoryDifferentials, Front Last Updated9/15/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info