3 0 2014 Eaton DSP40-3.42 Front Differential for a Peterbilt 579 $750 USD DSP40 3.42 CORE, bearing fail, ring gear carrier Yoke;1810, Side gear; 41 spline, Input shaft; 44 spline ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number15072 MLS Number13820084CategoryDifferentials, Front Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
6 0 2019 Paccar MV2014PL Front Differential for a Peterbilt 579 $3,095 USD MV2014PL 2.93 LOCKER Inspected Takeout +$500 core, Take off 2019 Peterbilt 579 Low mileage (75,996 miles) non wrecked truck, Yoke: WYS25, Side Gear: 41, Input: Unknown Spline, ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number14960 MLS Number13808877CategoryDifferentials, Front Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
9 0 2017 Meritor MDL2014X355 Front Differential for a Peterbilt 579 $2,995 USD MDL2014X 3.55 LOCKER Inspected takeout +$1500 core from a low mileage (26142 Miles) non wrecked truck Yoke; SPL250, Side gears; 41 Spline, Input shaft; 46 Spline, ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number12034 MLS Number13270609CategoryDifferentials, Front Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 2018 Meritor MD2014X3.55 Front Differential for a Peterbilt 579 $1,295 USD MP2014X 3.55 Inspected Takeout +$350 Core, ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number11962 MLS Number13328346CategoryDifferentials, Front Last Updated12/17/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 0 2023 Meritor MDL2014X279 Front Differential for a Peterbilt 579 $2,995 USD MDL2014X 2.79 LOCKER Inspected takeout +$750, From a Low mileage from non wrecked truck (11170 miles), Yoke 25WYS, Side gears 41 Spline, Input 46 Spline ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number11759 MLS Number13203218CategoryDifferentials, Front Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
2 0 2018 Paccar MV2014P325 Front Differential for a Peterbilt 579 $900 USD MV2014P 3.25 CORE, PACCAR front, rear differential, pulled from a non-wrecked, low mileage truck. Debris found in oil. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number11459 MLS Number13598238CategoryDifferentials, Front Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 2014 Eaton DSP40-3.42 Front Differential for a Peterbilt 579 $1,295 USD DSP40 3.42 Takeout +$350 core, OEM# CI-IE43GB2000000000, S/N: HND4250093 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number11132 MLS Number13123045CategoryDifferentials, Front Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 2015 Eaton DSP41 Front Differential for a Peterbilt 579 $1,750 USD DSP41 2.85 Takeout +$350 Core, will be inspected upon dismantle ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number10791 MLS Number13069169CategoryDifferentials, Front Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 Meritor-Rockwell MDL2014X Front Differential for a 2020 Peterbilt 579 Contact for price Ratio: 3.08 ConditionUsedRear End3.08 ratioFits To Make(s)PETERBILTFits To Model(s)579Will Fit Year(s)2020Stock Number2A1E56809 MLS Number13864235CategoryDifferentials, Front Last Updated10/5/2025 LocationSte-Julie, QC, Canada Sold ByCamions Lussier-Lussicam inc. (844) 503-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 2016 Good Used $1,500 USD GOOD USED, Core Charge: 450, Ratio: 3.36 ConditionUsedRear End3.36 ratioFits To Make(s)PETERBILTFits To Model(s)579Will Fit Year(s)2016Stock Number2A1E56675 MLS Number13778167CategoryDifferentials, Front Last Updated9/10/2025 LocationSte-Julie, QC, Canada Sold ByCamions Lussier-Lussicam inc. (844) 503-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Meritor-Rockwell MT40-14X Front Differential for a 2023 Peterbilt 579 $1,095 USD 40-14X 2.85 RATIO LOW MILE WILL INSPECT IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 2.85 ConditionUsedRear End2.85 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2023Stock Number71525-4 MLS Number13727252CategoryDifferentials, Front Last Updated7/30/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
6 0 2019 Meritor MD2014X Front Differential for a Peterbilt 579 $925 USD (USED) Meritor MD2014X Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200J2220 Ref# N/A ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Part NumberN/AStock Number25807697 MLS Number13686009CategoryDifferentials, Front Last Updated7/13/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Meritor-Rockwell RT40-160 Front Differential for a 2015 Peterbilt 579 Contact for price MILES 562802, Ratio: 373 ConditionUsedRear End3.73 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2015Stock Number284918-4 MLS Number13682934CategoryDifferentials, Front Last Updated7/3/2025 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Meritor-Rockwell MT40-14X Front Differential for a 2017 Peterbilt 579 $1,150 USD 40-14X 2.64 WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 2.64 ConditionUsedRear End2.64 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2017Part Number40-14XStock Number51925-3 MLS Number13634619CategoryDifferentials, Front Last Updated6/10/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 Meritor-Rockwell MD2014X Front Differential for a 2017 Peterbilt 579 Contact for price Ratio: 2.64 ConditionUsedRear End2.64 ratioFits To Make(s)PETERBILTFits To Model(s)579Will Fit Year(s)2017Stock Number2A1E56281 MLS Number13487816CategoryDifferentials, Front Last Updated3/30/2025 LocationSte-Julie, QC, Canada Sold ByCamions Lussier-Lussicam inc. (844) 503-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Meritor-Rockwell MT40-14X Front Differential for a 2017 Peterbilt 579 $1,295 USD 40-14X 3.08 GOOD INSPECTED TAKEOUT, 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Core Charge: 400, Ratio: 3.08 ConditionUsedRear End3.08 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2017Stock Number70924-1 MLS Number12988095CategoryDifferentials, Front Last Updated7/19/2024 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Meritor-Rockwell MT40-14X Front Differential for a 2023 Peterbilt 579 $1,695 USD 40-14X 2.85, 151K MILES, INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 2.85 ConditionUsedRear End2.85 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2023Stock Number62424-3 MLS Number12957110CategoryDifferentials, Front Last Updated6/27/2024 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
13 0 Meritor-Rockwell MR2014X Front Differential for a 2023 Peterbilt 579 Contact for price 2023 Meritor Rockwell MR20-14T Rear Rear Differential Assembly 2.79 Ratio - Capacity: 20,000 lbs. - Used - May have some cosmetic blemishes (see photos). Got questions or need more... ConditionUsedRear End2.79 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2023Stock NumberPT-0837-6 MLS Number12738559CategoryDifferentials, Front Last Updated5/4/2024 LocationYork, ON, Canada Sold ByLomoca Inc. (833) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Meritor-Rockwell MT40-14X Front Differential for a 2019 Peterbilt 579 $1,295 USD 40-14X 3.08 GOOD INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 400.00, Ratio: 3.08 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2019Part Number40-14XStock Number40824-2 MLS Number12779282CategoryDifferentials, Front Last Updated1/8/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
2 0 Front Differential for a 2015 Peterbilt 579 Contact for price Ratio: 3.42 ConditionUsedRear End3.42 ratioFits To Make(s)PETERBILTFits To Model(s)579Will Fit Year(s)2015Stock Number2A1E55270 MLS Number12759530CategoryDifferentials, Front Last Updated4/7/2024 LocationSte-Julie, QC, Canada Sold ByCamions Lussier-Lussicam inc. (844) 503-___ SHOWNUMBERCall Seller Email Seller Save More Info
2 0 2016 Good Used $1,500 USD GOOD USED, Core Charge: 450, Ratio: 2.93 ConditionUsedRear End2.93 ratioFits To Make(s)PETERBILTFits To Model(s)579Will Fit Year(s)2016Stock Number2A1E55227 MLS Number12669074CategoryDifferentials, Front Last Updated1/23/2025 LocationSte-Julie, QC, Canada Sold ByCamions Lussier-Lussicam inc. (844) 503-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Meritor-Rockwell MT40-14X Front Differential for a 2020 Peterbilt 579 $1,495 USD 40-14X 2.85 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 2.85 ConditionUsedRear End2.85 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number90722-8 MLS Number11607572CategoryDifferentials, Front Last Updated12/18/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 2020 Meritor MD2014X Front Differential for a Peterbilt 579 $925 USD (USED) Meritor MD2014X Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200J2220 Ref# N/A ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Part NumberN/AStock Number25890889 MLS Number13974662CategoryDifferentials, Front Last Updated11/10/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 2007 Eaton DSP40 Front Differential for a Peterbilt 387 $1,295 USD USED EATON DSP40 FRONT DIFFERENTIAL ASSEMBLY - RATIO: 3.55 ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)387Stock Number57993 MLS Number12820533CategoryDifferentials, Front Last Updated3/26/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info