View 1 Photo View 0 Videos Dana-Spicer RSP40 Rear Differential for a 2014 Peterbilt 579 $500 USD RSP40 3.55 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.55 ConditionUsedRear End3.55 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2014Stock Number110824-4 MLS Number13224036CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Dana-Spicer RSP40 Rear Axle Housing for a 2016 Peterbilt 579 $1,255 USD USED REAR AXLE HOUSING, AG400L SUSPENSION, RSP40, DRUM BRAKES, BEARING SURFACES ARE GOOD, Hub Bolts: 10 PILOT, Suspension: AG400L, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2016Stock Number40924-6 MLS Number12793064CategoryAxle Housings, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer RSP40 Rear Differential for a 2016 Peterbilt 579 $695 USD RSP40 3.36 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.36 ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2016Stock Number40924-4 MLS Number12793062CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer RSP40 Rear Differential for a 2014 Peterbilt 579 $650 USD RSP40 3.25 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Axle Spline Count: 41, Ratio: 3.25 ConditionUsedRear End3.25 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2014Stock Number70323-5 MLS Number12166384CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Dana-Spicer RSP40 Rear Axle Housing for a 2014 Peterbilt 579 $1,350 USD RSP40 LOW AIR LEAF HOUSING 014 579, Hub Bolts: 10 PILOT, Suspension: PETE LOW AIR LEAF, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2014Stock Number70323-1 MLS Number12166380CategoryAxle Housings, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana-Spicer RSP40 Rear Axle Housing for a 2017 Peterbilt 579 Contact for price (Used) 2017 Peterbilt 579, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C2-1A13FA3000000001, Serial Number: HN05045034, Make: Spicer, Model: RSP40, Ratio: 3.36, Capacity: 20,000 Lbs, For... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2017Part NumberC2-1A13FA3000000001Stock NumberP-55382 MLS Number12223678CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Dana-Spicer RSP40 Rear Differential for a 2017 Peterbilt 579 Contact for price (Used) 2017 Peterbilt 579, REAR DIFFERENTIAL GEARS ONLY- Part Number: C2-1A13FA3000000001, Serial Number: HN05045034, Make: Spicer, Model: RSP40, Ratio: 3.36, Capacity: 20,000 Lbs, For more... ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2017Part NumberC2-1A13FA3000000001Stock NumberP-55384 MLS Number12223680CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info