View 2 Photos View 0 Videos Meritor-Rockwell MT40-14X Rear Differential for a 2015 Peterbilt 579 Recently Updated Contact for price 2015 PETE 579 MERITOR MT14-40X REAR REAR DIFF, 3.90 RATIO, NO LOCKS, ABS, DRUM BRAKE, 40000 LBS, Serial#: NA, Ratio: 3.90, Casting#: NA ConditionUsedRear End3.90 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2015Stock Number3858-PETE-5 MLS Number13749028CategoryDifferentials, Rear Last Updated8/14/2026 LocationSTURGEON COUNTY, AB, Canada Sold ByBadger Truck Parts Ltd. (855) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Meritor-Rockwell MT-40-14X Rear Differential for a 2017 Peterbilt 579 Contact for price 2017 PETE 579 REAR REAR MERITOR MT40-14X DIFF WITH 2.64 RATIO WITH LOCK, Serial#: NA, Ratio: 2.64, Casting#: NA ConditionUsedRear End2.64 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2017Stock Number3879-PETE-2 MLS Number13927863CategoryDifferentials, Rear Last Updated5/13/2026 LocationSTURGEON COUNTY, AB, Canada Sold ByBadger Truck Parts Ltd. (855) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer D46-170 Rear Differential for a 2022 Peterbilt 579 Contact for price 2022 PETE 579 SPICER D46-170, DOUBLE LOCKS, 3.58 RATIO, 46000 LBS, Ratio: 3.58 ConditionUsedRear End3.58 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2022Stock Number3736-PETE-4 MLS Number13347802CategoryDifferentials, Rear Last Updated5/13/2026 LocationSTURGEON COUNTY, AB, Canada Sold ByBadger Truck Parts Ltd. (855) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2014 Eaton RSP40 Rear Differential for a Peterbilt 579 $415 USD (USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25801519 MLS Number13605906CategoryDifferentials, Rear Last Updated12/5/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2015 Eaton RSP41 Rear Differential for a Peterbilt 579 $350 USD (USED) Eaton RSP41 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: - COULD NOT VERIFY THE CAST NUMBER. ID TAG IDENTIFIED CRR. GOUGE ON LIP OF CASING. SPLINE GEARS ARE SHOWING WEAR. ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25784650 MLS Number13541367CategoryDifferentials, Rear Last Updated4/26/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2023 Paccar MR2014P Rear Differential for a Peterbilt 579 $2,058 USD (USED) Paccar MR2014P Ratio: 2.93 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544C ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25667760 MLS Number12952806CategoryDifferentials, Rear Last Updated1/5/2025 LocationDes Moines, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2015 Eaton RSP40 Rear Differential for a Peterbilt 579 $375 USD (USED) Eaton RSP40 Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25705914 MLS Number13181309CategoryDifferentials, Rear Last Updated10/17/2024 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2017 Eaton RSP41 Rear Differential for a Peterbilt 579 Recently Updated $574 USD (USED) Eaton RSP41 Ratio: 2.85 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25967226 MLS Number14267982CategoryDifferentials, Rear Last Updated8/12/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2019 Paccar MR2014P Rear Differential for a Peterbilt 579 $1,628 USD (USED) Paccar MR2014P Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25868828 MLS Number13849689CategoryDifferentials, Rear Last Updated8/1/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2020 Paccar MR2014P Rear Differential for a Peterbilt 579 $1,628 USD (USED) Paccar MR2014P Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25919325 MLS Number14068762CategoryDifferentials, Rear Last Updated7/25/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2019 Paccar MR2014P Rear Differential for a Peterbilt 579 $2,058 USD (USED) Paccar MR2014P Ratio: 2.85 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544C ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25898588 MLS Number14068862CategoryDifferentials, Rear Last Updated7/24/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2023 Paccar MR2014P Rear Differential for a Peterbilt 579 $1,628 USD (USED) Paccar MR2014P Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number26031779 MLS Number14479474CategoryDifferentials, Rear Last Updated7/24/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2016 Spicer S190D Rear Differential for a Peterbilt 579 $450 USD (USED) Spicer S190D Ratio: 2.69 Side Gear Splines: 46 W/ Locker: YES Cast#: - ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number26020137 MLS Number14442595CategoryDifferentials, Rear Last Updated6/21/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2021 Paccar MR2014P Rear Differential for a Peterbilt 579 $1,628 USD (USED) Paccar MR2014P Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25987153 MLS Number14367679CategoryDifferentials, Rear Last Updated5/14/2026 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2015 Spicer S23-190 Rear Differential for a Peterbilt 579 $375 USD (USED) Spicer S23-190 Ratio: 2.53 Side Gear Splines: 46 W/ Locker: NO Cast#: 100595 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25885319 MLS Number13962695CategoryDifferentials, Rear Last Updated5/7/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2020 Paccar MR2014P Rear Differential for a Peterbilt 579 $1,628 USD (USED) Paccar MR2014P Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25978172 MLS Number14317012CategoryDifferentials, Rear Last Updated4/25/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2021 Paccar MR2014P Rear Differential for a Peterbilt 579 $2,058 USD (USED) Paccar MR2014P Ratio: 2.85 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25980660 MLS Number14318925CategoryDifferentials, Rear Last Updated4/18/2026 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2019 Paccar MR2014P Rear Differential for a Peterbilt 579 $1,628 USD (USED) Paccar MR2014P Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25936724 MLS Number14135758CategoryDifferentials, Rear Last Updated3/26/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2015 Eaton RSP40 Rear Differential for a Peterbilt 579 $350 USD (USED) Eaton RSP40 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: NA ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25841608 MLS Number14014871CategoryDifferentials, Rear Last Updated3/15/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2017 Eaton RDP41 Rear Differential for a Peterbilt 579 $1,534 USD (USED) Eaton RDP41 Ratio: 2.85 Side Gear Splines: 41 W/ Locker: YES Cast#: NA ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25903307 MLS Number14005620CategoryDifferentials, Rear Last Updated3/15/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2016 Spicer S23-190D Rear Differential for a Peterbilt 579 $375 USD (USED) Spicer S23-190D Ratio: 2.69 Side Gear Splines: 46 W/ Locker: YES Cast#: 515749 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25926202 MLS Number14157963CategoryDifferentials, Rear Last Updated3/8/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2020 Paccar MR2014P Rear Differential for a Peterbilt 579 $1,995 USD (USED) Paccar MR2014P Ratio: 2.79 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25939241 MLS Number14156904CategoryDifferentials, Rear Last Updated3/8/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2019 Paccar MR2014P Rear Differential for a Peterbilt 579 $1,995 USD (USED) Paccar MR2014P Ratio: 2.79 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544C ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25952000 MLS Number14160976CategoryDifferentials, Rear Last Updated3/11/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2020 Paccar MR2014P Rear Differential for a Peterbilt 579 $2,058 USD (USED) Paccar MR2014P Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25890904 MLS Number14019896CategoryDifferentials, Rear Last Updated3/1/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2019 Paccar MR2014P Rear Differential for a Peterbilt 579 $1,628 USD (USED) Paccar MR2014P Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25885533 MLS Number13927587CategoryDifferentials, Rear Last Updated2/11/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info