View 1 Photo View 0 Videos Axle Alliance ART400-4 Rear Differential for a 2019 Western Star 4900 FA $1,795 USD ART400R 3.73 LOCKER INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.73 ConditionUsedRear End3.73 ratioFits To Make(s)Western StarFits To Model(s)4900 FAWill Fit Year(s)2019Stock Number11424-4 MLS Number12591923CategoryDifferentials, 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 Meritor-Rockwell 20-14X Rear Differential for a 2020 Freightliner Cascadia 126 $695 USD 20-14X 2.79 450K MILES, INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 2.79 ConditionUsedRear End2.79 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2020Stock Number102223-4 MLS Number12588846CategoryDifferentials, 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 D40-155 Rear Differential for a 2019 Peterbilt 579 $2,250 USD D40-155 RR 2.64 INSPECTED 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)2019Stock Number12024-4 MLS Number12588810CategoryDifferentials, 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 Meritor-Rockwell 20-14X Rear Differential for a 2019 Kenworth T680 $695 USD 20-14X 3.36 REAR DIFFERENTIAL ASSEMBLY. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 300, Ratio: 3.36 ConditionUsedFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2019Part Number20-14XStock Number1424-5 MLS Number12583502CategoryDifferentials, 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 Eaton RSP40 Rear Differential for a 2007 Kenworth T2000 $595 USD RSP40 3.36 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.36 ConditionUsedRear End3.36 ratioFits To Make(s)KenworthFits To Model(s)T2000Will Fit Year(s)2007Stock Number1224-3 MLS Number12580895CategoryDifferentials, 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 Meritor-Rockwell 20-14X Rear Differential for a 2020 Volvo VNL $695 USD 20-14X 3.08 REAR REAR GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 300, Ratio: 3.08 ConditionUsedFits To Make(s)VolvoFits To Model(s)VNLWill Fit Year(s)2020Part Number40-14XStock Number1524-3 MLS Number12570846CategoryDifferentials, 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 Meritor-Rockwell SQHDRR Rear Differential $1,495 USD REBUILT SQHD R/R 5.29. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 22, Serial#: 14245, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 5.29 ConditionRemanufacturedPart Number14245Stock Number14245 MLS Number12570843CategoryDifferentials, 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 Meritor-Rockwell 20-145 Rear Differential for a 2007 Kenworth T800 $595 USD 20-145 3.42 RECENT REBUILD, INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.42 ConditionUsedRear End3.42 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Stock Number11324-4 MLS Number12569435CategoryDifferentials, 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 Meritor-Rockwell 23160 Rear Differential $695 USD 23-160 5.38 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Axle Spline Count: 46, Ratio: 5.38 ConditionUsedRear End5.38 ratioStock Number361652-R MLS Number12562333CategoryDifferentials, 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 Meritor-Rockwell MS1714X Rear Differential for a 2014 International DuraStar 4300 $895 USD 17-14X 5.29 GOOD USED INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: GET, Serial#: NA, Core Charge: 250, Ratio: 5.29 ConditionUsedFits To Make(s)InternationalFits To Model(s)DuraStar 4300Will Fit Year(s)2014Part Number17-14XStock Number1724-5 MLS Number12561436CategoryDifferentials, 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 Eaton 21060S Rear Differential for a 2007 Ford F-750 $595 USD 21060S 3.55 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.55 ConditionUsedRear End3.55 ratioFits To Make(s)FordFits To Model(s)F-750Will Fit Year(s)2007Stock Number122623-3 MLS Number12557266CategoryDifferentials, 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 Meritor-Rockwell Q145 Rear Differential $2,095 USD REBUILT Q145 22 SPLINE HIGH TRAC.6.83. 12 MONTH PARTS AND LABOR WARRANTY EXTENDED WARRANTY AVAILABLE./// NOTES, Axle Spline Count: 22 SPLINE HIGH TRAC, Serial#: 14221, Core Charge: EXCHANGE... ConditionRemanufacturedPart Number14221Stock Number14221 MLS Number12557260CategoryDifferentials, 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 Eaton RSP41 Rear Differential for a 2018 Peterbilt 579 $595 USD RSP41 3.25 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.25 ConditionUsedRear End3.25 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2018Stock Number122523-4 MLS Number12553174CategoryDifferentials, 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 Eaton RSP40 Rear Differential for a 2003 Peterbilt 379 $895 USD RSP40 3.70, RECENT REBUILD, INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.7 ConditionUsedRear End3.70 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2003Stock Number122723-4 MLS Number12553161CategoryDifferentials, 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 Meritor-Rockwell RR20-145 Rear Differential $895 USD INSPECTED TAKE OUT RR20-145 5.86 .90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 14246, Core Charge: EXCHANGE, Ratio: 5.86 ConditionUsedPart Number14246Stock Number14246 MLS Number12553154CategoryDifferentials, 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 Eaton 23105S Rear Differential for a 1998 Peterbilt 385 $995 USD 23105S 3.90 RECENT REMAN/ GOOD INSPECTED TAKEOUT.90 DAY WARRANTY EXCHANGE, Serial#: 9NS06934, Core Charge: 300, Ratio: 3.9, Casting#: 23105 ConditionUsedRear End3.90 ratioFits To Make(s)PeterbiltFits To Model(s)385Will Fit Year(s)1998Part Number23105SStock Number1124-1 MLS Number12548816CategoryDifferentials, 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 Eaton RSP40 Rear Differential for a 2007 Peterbilt 378 $695 USD RSP40 3.90 GOOD USED/INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250, Ratio: 3.9 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)2007Part NumberRSP40Stock Number122823-6 MLS Number12544108CategoryDifferentials, 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 Meritor-Rockwell RR20-145 Rear Differential $695 USD RR20-145 3.90 41 SPLINE SIDE GEAR INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Axle Spline Count: 41, Ratio: 3.9 ConditionUsedRear End3.90 ratioStock Number326 MLS Number12537663CategoryDifferentials, 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 Axle Alliance ART400-4 Rear Differential for a 2015 Freightliner Cascadia 125 $995 USD ART400 RR REAR DIFFERENTIAL INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY., Ratio: 2.53 ConditionUsedRear End2.53 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2015Stock Number122023-4 MLS Number12526033CategoryDifferentials, 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 Axle Alliance ART400-4 Rear Differential for a 2016 Freightliner Cascadia 125 $995 USD ART400 REAR DIFFERENTIAL INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.31 ConditionUsedRear End3.31 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2016Stock Number122123-4 MLS Number12526012CategoryDifferentials, 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 Eaton RSP40 Rear Differential for a 2003 Peterbilt 385 $795 USD RSP40 4.11 GOOD USED TAKEOUT DIFFERENTIAL ASSEMBLY. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: 2ks84312, Core Charge: 250, Ratio: 4.11 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)385Will Fit Year(s)2003Part NumberRSP-40Stock Number122323-5 MLS Number12523562CategoryDifferentials, 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 Eaton RS404 Rear Differential $595 USD INSPECTED TAKEOUT RS404 4.88. 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 14209, Core Charge: EXCHANGE, Ratio: 4.88 ConditionUsedPart Number14209Stock Number14209 MLS Number12523554CategoryDifferentials, 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 Meritor-Rockwell 20-14X Rear Differential $695 USD INSPECTED TAKEOUT 20-14X 3.36 . 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 14208, Core Charge: EXCHANGE, Ratio: 3.36 ConditionUsedPart Number14208Stock Number14208 MLS Number12523536CategoryDifferentials, 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 Meritor-Rockwell 20-14X Rear Differential for a 2019 Volvo VNL $695 USD 20-14X 3.08 300K MILES INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.08 ConditionUsedRear End3.08 ratioFits To Make(s)VolvoFits To Model(s)VNLWill Fit Year(s)2019Stock Number121123-4 MLS Number12523524CategoryDifferentials, 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 Meritor-Rockwell 20-145 Rear Differential for a 2006 Volvo VNL $495 USD 20-145 3.58 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.58 ConditionUsedRear End3.58 ratioFits To Make(s)VolvoFits To Model(s)VNLWill Fit Year(s)2006Stock Number121623-2 MLS Number12523506CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info