3 0 Dana S21-170 Rear Axle Housing for a 2009 Peterbilt 335 Contact for price (Used) 2009 Peterbilt 335, COMPLETE DIFFERENTIAL HOUSING ONLY- Part Number: 513015, Serial Number: HN02983721, Make: Spicer, Model: S21-170, Ratio: 5.57, Capacity: 20,000 Lbs, Suspension:... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)335Will Fit Year(s)2009Part Number513015Stock NumberP-103269 MLS Number13616613CategoryAxle Housings, Rear Last Updated10/20/2025 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info