View 1 Photo View 0 Videos Meritor-Rockwell MT-40-14X Front Differential for a 2023 Peterbilt 579 $1,495 USD 40-14X FRT 2.79 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 279 ConditionUsedRear End2.79 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2023Stock Number20426-3 MLS Number14135969CategoryDifferentials, Front Last Updated3/12/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell MT-40-14X Front Differential for a 2024 Peterbilt 579 $1,295 USD GOOD LOW MILE INSPECTED TAKEOUT,90 DAY WARRANTY EXCHANGE, Serial#: NA, Core Charge: 400.00, Ratio: 3.08, Clutch Housing Size: 1 ConditionUsedRear End3.08 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2024Part Number40-14XStock Number110524-6 MLS Number13992297CategoryDifferentials, Front Last Updated3/12/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell MT-40-14X 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 Updated3/12/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell MT-40-14X 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 Updated3/12/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell MT-40-14X 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 Updated3/12/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Meritor-Rockwell MT-40-14X Front Differential for a 2017 Peterbilt 579 Contact for price 2017 PETE 579 FRONT REAR MERITOR MT40-14X., 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-1 MLS Number13927862CategoryDifferentials, Front Last Updated3/12/2026 LocationSTURGEON COUNTY, AB, Canada Sold ByBadger Truck Parts Ltd. (855) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info