View 3 Photos View 0 Videos Dana R40-155 Rear Axle Housing for a 2018 Peterbilt 579 Contact for price (Used) 2018 Peterbilt 579, REAR DIFFERENTIAL HOUSING ONLY- Part Number: 10027677, Serial Number: TBD, Make: Spicer, Model: R40-155, Ratio: 2.64, Capacity: 19,000 Lbs, Suspension: Air... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2018Part Number10027677Stock NumberP-498051 MLS Number14158037CategoryAxle Housings, Rear Last Updated2/22/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info