View 1 Photo View 0 Videos Eaton RD404 Rear Differential for a 1996 Western Star 4900 $1,195 USD RDP40 RS404/ HAS LATE CASE WITH THRUST BLOCK 3.70 LOCKER WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.70 LOCKERS ConditionUsedRear End3.70 ratioFits To Make(s)Western StarFits To Model(s)4900Will Fit Year(s)1996Part NumberRD404Stock Number32225-4 MLS Number13486048CategoryDifferentials, 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 2023 Volvo VNR $995 USD 20-14X 3.08 WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.08 ConditionUsedRear End3.08 ratioFits To Make(s)VolvoFits To Model(s)VNRWill Fit Year(s)2023Part Number20-14XStock Number31625-4 MLS Number13483112CategoryDifferentials, 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 19060S Rear Differential for a 2001 GMC C7500 $550 USD 19060S 4.11 WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 4.11 ConditionUsedRear End4.11 ratioFits To Make(s)GMCFits To Model(s)C7500Will Fit Year(s)2001Stock Number32325-3 MLS Number13476550CategoryDifferentials, 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 for a 1996 Volvo WCA Areo Series $595 USD RS404 3.55 GOOD INSPECTED TAKEOUT 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Core Charge: 150, Ratio: 3.55 ConditionUsedRear End3.55 ratioFits To Make(s)VolvoFits To Model(s)WCA Areo SeriesWill Fit Year(s)1996Part NumberRS404Stock Number31525-5 MLS Number13458345CategoryDifferentials, 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 D40-155 Rear Differential for a 2021 Kenworth T680 $1,995 USD D40-155 RR 2.79 WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Axle Spline Count: 41, Ratio: 2.79 ConditionUsedRear End2.79 ratioFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2021Part NumberD40-155 REARStock Number70122-4 MLS Number13458337CategoryDifferentials, 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 RR/RS23160 Rear Differential for a 1998 American Lafrance Eagle $1,095 USD RS23-160 INSPECTED TAKEOUT GOOD LOW MILE DIFFERENTIAL ASSEMBLY/ 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 46, Ratio: 4.89 ConditionUsedRear End4.89 ratioFits To Make(s)American LaFranceFits To Model(s)EagleWill Fit Year(s)1998Part Number23160Stock Number31125-3 MLS Number13454091CategoryDifferentials, 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 RRL23-160 Rear Differential for a 2016 Freightliner Cascadia 125 $1,195 USD RRL23-160 / ME20-165, 3.42 LOCKER, WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Axle Spline Count: 46, Ratio: 3.42 LOCKER ConditionUsedRear End3.42 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2016Part NumberRRL23-160 ME20-165Stock Number31725-3 MLS Number13452326CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Dana RSP40 Rear Differential for a 2012 Kenworth T700 $650 USD RSP40 3.42 TAKEOUT, WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Axle Spline Count: 41, Ratio: 3.42 ConditionUsedRear End3.42 ratioFits To Make(s)KenworthFits To Model(s)T700Will Fit Year(s)2012Part NumberRSP40Stock Number30725-4 MLS Number13450012CategoryDifferentials, 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 $1,295 USD 20-14X 3.08 LOCKER WILL FIT 20-145 GOOD INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Core Charge: 300, Ratio: 3.08 ConditionUsedRear End3.08 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2020Part Number20-14X RR LOCKERStock Number31325-3 MLS Number13448220CategoryDifferentials, 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 2014 Peterbilt 579 $600 USD RSP40 3.25 WILL INSPECT 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)2014Part NumberRSP40Stock Number30325-4 MLS Number13446293CategoryDifferentials, 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 RD23-160 Rear Differential for a 2010 Blue Bird Bluebird School Bus $795 USD GOOD INSPECTED TAKEOUT/90 DAY WARRANT EXCHANGE, Ratio: 5.38 ConditionUsedRear End5.38 ratioFits To Make(s)Blue BirdFits To Model(s)Bluebird School BusWill Fit Year(s)2010Stock Number31025-2 MLS Number13446285CategoryDifferentials, 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 Volvo VNL $550 USD 20-145 3.58 WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Axle Spline Count: 41, Ratio: 3.58 ConditionUsedRear End3.58 ratioFits To Make(s)VolvoFits To Model(s)VNLWill Fit Year(s)2007Part Number20-145Stock Number84113 MLS Number13442356CategoryDifferentials, 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 2005 Volvo VN670 $550 USD 20-145 3.42 WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Axle Spline Count: 41, Ratio: 3.42 ConditionUsedRear End3.42 ratioFits To Make(s)VolvoFits To Model(s)VN670Will Fit Year(s)2005Part Number20-145Stock Number102414 MLS Number13442351CategoryDifferentials, 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 RSP41 Rear Differential for a 2020 Kenworth T680 $695 USD RSP41 3.08 WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Axle Spline Count: 41, Ratio: 3.08 ConditionUsedRear End3.08 ratioFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2020Part NumberRSP40 RSP41 RS404Stock Number30825-4 MLS Number13442326CategoryDifferentials, 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 Q100 Rear Differential $595 USD INSPECTED TAKEOUT QR100 5.83 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 14901, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 5.83 ConditionUsedPart Number14901Stock Number14901 MLS Number13436858CategoryDifferentials, 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 $895 USD 20-14X 3.08 WILL INSPECT 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 Number30525-4 MLS Number13435166CategoryDifferentials, 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 Rear Differential for a 2021 Blue Bird All American/All Canadian $1,295 USD 23060S 6.14 52K MILES, WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 6.14 ConditionUsedRear End6.14 ratioFits To Make(s)Blue BirdFits To Model(s)All American/All CanadianWill Fit Year(s)2021Part Number23060SStock Number22625-3 MLS Number13428841CategoryDifferentials, 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 2001 Freightliner CLASSIC XL $895 USD 20-145 3.73 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Core Charge: 250, Ratio: 3.73 ConditionUsedRear End3.73 ratioFits To Make(s)FreightlinerFits To Model(s)CLASSIC XLWill Fit Year(s)2001Part NumberNAStock Number21825-4 MLS Number13422946CategoryDifferentials, 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 Detroit Rear Differential for a 2019 Freightliner Cascadia 126 $2,295 USD DART400 RR 228 LOCKER,GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Core Charge: 400, Ratio: 2.28 ConditionUsedRear End2.28 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2019Part NumberD-ART400 REAR REAR LOCKERStock Number21125-4 MLS Number13422933CategoryDifferentials, 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 Detroit Rear Differential for a 2022 Freightliner Cascadia 126 $1,795 USD DART400 3.08 GOOD INSPECTED TAKEOUT, 90 DAY WARRANTY EXCHANGE, Core Charge: 300, Ratio: 3.08 ConditionUsedRear End3.08 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2022Part NumberD-ART400Stock Number21725-4 MLS Number13417079CategoryDifferentials, 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 2020 Peterbilt 579 $1,995 USD D40-155 2.64 REAR, 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)2020Stock Number21325-4 MLS Number13405396CategoryDifferentials, 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 Meritor-Rockwell RR20-145 Rear Differential $995 USD INSPECTED TAKEOUT RR20-145 5.86. 90 DAY PARTS ONLY WARRANTY EXTENDED WARRNTY AVAILABLE, Axle Spline Count: 41, Serial#: 14979, Core Charge: EXCHANGE, Ratio: 5.86 ConditionUsedPart Number14979Stock Number14979 MLS Number13395354CategoryDifferentials, 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 RSH40 Rear Differential for a 2006 Kenworth W900 $895 USD RSH40 3.36 TAKEOUT INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Axle Spline Count: 41, Ratio: 3.36 ConditionUsedRear End3.36 ratioFits To Make(s)KenworthFits To Model(s)W900Will Fit Year(s)2006Part NumberRSH40Stock Number12625-4 MLS Number13386854CategoryDifferentials, 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 RSH40 Rear Differential for a 2021 Peterbilt 579 $895 USD RSH40 3.55 TAKEOUT WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Axle Spline Count: 41, Core Charge: 250, Ratio: 3.55 ConditionUsedRear End3.55 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Stock Number12025-4 MLS Number13378535CategoryDifferentials, 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 Mercedes-Benz ART400-4 Rear Differential for a 2018 Freightliner 114SD $2,250 USD ART400 3.73 REAR LOCKER, EARLY STYLE, INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.73 ConditionUsedRear End3.73 ratioFits To Make(s)FreightlinerFits To Model(s)114SDWill Fit Year(s)2018Stock Number12525-4 MLS Number13373835CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info