View 4 Photos View 0 Videos Dana R40-155 Rear Differential for a 2018 Peterbilt 579 Contact for price (Used) 2018 Peterbilt 579, REAR DIFFERENTIAL GEARS ONLY- Part Number: 10027677, Serial Number: TBD, Make: Spicer, Model: R40-155, Ratio: 2.64, Capacity: 19,000 Lbs, Reference images for... ConditionUsedRear End2.64 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2018Part Number10027677Stock NumberP-498052 MLS Number14158038CategoryDifferentials, Rear Last Updated2/22/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Dana R40-155 Rear Differential for a 2020 Peterbilt 579 Contact for price (Used) 2020 Peterbilt 579, REAR DIFFERENTIAL GEARS ONLY- Part Number: TBD, Serial Number: HN07682197, Make: Spicer, Model: R40-155, Ratio: 2.79, Capacity: 19,000 Lbs, Reference images for... ConditionUsedRear End2.79 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock NumberP-494310 MLS Number14094345CategoryDifferentials, Rear Last Updated1/16/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Dana DSP41 Rear Differential for a 2016 Peterbilt 579 Contact for price (Used) 2016 Peterbilt 579, REAR DIFFERENTIAL GEARS ONLY- Serial Number: HN04665052, Part Number: TBD, Make: Spicer/Dana, Model: DSP41, Ratio: 2.64, Capacity: 19,000Lbs, Reference images for... ConditionUsedRear End2.64 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2016Stock NumberP-111761 MLS Number13845324CategoryDifferentials, Rear Last Updated9/24/2025 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Dana DSP40 Rear Differential for a 2025 Peterbilt 579 Contact for price (Used) 2025 Peterbilt 579, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Serial Number: 222YMY02527479, Make: Spicer, Model: DSP40, Ratio: 3.08, Capacity: 20,000 Lbs, Reference images for condition... ConditionUsedRear End3.08 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2025Stock NumberP-109578 MLS Number13779344CategoryDifferentials, Rear Last Updated8/26/2025 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Dana DSP40 Rear Differential for a 2018 Peterbilt 579 Contact for price (Used) 2018 Peterbilt 579, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: 514534, Serial Number: HN05183729, Make: Spicer, Model: DSP40, Ratio: 3.08, Capacity: 20,000 Lbs, For more... ConditionUsedRear End3.08 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2018Part Number514534Stock NumberP-102935 MLS Number13606558CategoryDifferentials, Rear Last Updated5/28/2025 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info