View 3 Photos View 0 Videos Dana-Spicer RSP40 Rear Differential for a 2007 Peterbilt 379 Contact for price (Used) 2007 Peterbilt 379, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C05-140601H4A00336, Serial Number: SHN02194912, Make: Spicer/Dana, Model: RSP40, Ratio: 3.36, Capacity: 19,000... ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2007Part NumberC05-140601H4A00336Stock NumberP-72517 MLS Number12640821CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Dana-Spicer RSP40 Rear Differential for a 2012 Kenworth T800 Contact for price (Used) 2012 Kenworth T800, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: 511330, Serial Number: HN03700834, Custom Number: C05-542012221401037, Make: Spicer/Dana, Model: RSP40, Ratio:... ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2012Part Number511330Stock NumberP-72868 MLS Number12645109CategoryDifferentials, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Dana-Spicer DS404 Rear Differential for a 2013 Freightliner Cascadia 113 Contact for price (Used) 2013 Freightliner Cascadia 113, REAR DIFFERENTIAL GEARS ONLY- Make: Spicer, Model: DS404, Ratio: 3.55, Capacity: 20,000 Lbs, Part Number: S11-21869-355, Serial Number: HN03923632,... ConditionUsedRear End3.55 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 113Will Fit Year(s)2013Part NumberS11-21869-355Stock NumberP-46228 MLS Number12018510CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Dana-Spicer DS404 Rear Differential for a 2012 Freightliner Cascadia 125 Contact for price (Used) 2012 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Part Number: S11-21808-370, Serial Number: HN03688423, Make: Spicer, Model: DS404, Ratio: 3.70, Capacity: 20,000 Lbs, ... ConditionUsedRear End3.70 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2012Part NumberS11-21808-370Stock NumberP-50126 MLS Number12117035CategoryDifferentials, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana-Spicer DS404 Rear Differential for a 2001 Kenworth T2000 Contact for price (Used) 2001 Kenworth T2000, REAR DIFFERENTIAL GEARS ONLY- Part Number: 682366, Serial Number: TBD, Make: Spicer, Model: DS404, Ratio: 3.55, Capacity: 20,000 Lbs, For more information... ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T2000Will Fit Year(s)2001Part Number682366Stock NumberP-51012 MLS Number12130176CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Dana-Spicer DS404 Rear Differential for a 2015 International PROSTAR Contact for price (Used) 2015 International PROSTAR, REAR DIFFERENTIAL GEARS ONLY- Part Number: 3549513C91, Serial Number: HN04643224, Make: Spicer, Model: DS404, Ratio: 3.36, Capacity: 20,000 Lbs, For... ConditionUsedRear End3.36 ratioFits To Make(s)InternationalFits To Model(s)PROSTARWill Fit Year(s)2015Part Number3549513C91Stock NumberP-55729 MLS Number12233421CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Dana-Spicer DS404 Rear Differential for a 1996 Kenworth T800 Contact for price (Used) 1996 Kenworth T800, REAR DIFFERENTIAL GEARS ONLY- Part Number: RS404 R3.90, Serial Number: A39866, Make: Spicer, Model: DS404, Ratio: 3.90, Capacity: 20,000 Lbs, Reference images... ConditionUsedRear End3.90 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1996Part NumberRS404 R3.90Stock NumberP-56864 MLS Number12258456CategoryDifferentials, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana-Spicer DS404 Rear Differential for a 1999 Kenworth T800 Contact for price (Used) 1999 Kenworth T800, REAR DIFFERENTIAL GEARS ONLY- Make: Spicer, Model: DS404, Ratio: 3.70, Capacity: 20,000 Lbs, For more information about this item, give us a call. We ship... ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1999Stock NumberP-59436 MLS Number12313768CategoryDifferentials, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Dana-Spicer DS404 Rear Differential for a 2010 Freightliner Columbia 120 Contact for price (Used) 2010 Freightliner COLUMBIA 120, REAR DIFFERENTIAL GEARS ONLY- Part Number: S11-21808-370, Serial Number: HN03269507, Make: Spicer, Model: DS404, Ratio: 3.70, Capacity: 20,000 Lbs, ... ConditionUsedRear End3.70 ratioFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2010Part NumberS11-21808-370Stock NumberP-62933 MLS Number12405004CategoryDifferentials, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Dana-Spicer DS404 Rear Differential for a 2007 International 8600 Contact for price (Used) 2007 International 8600, REAR DIFFERENTIAL GEARS ONLY- Part Number: 3549514C91, Serial Number: MY00379881, Make: Spicer, Model: DS404, Ratio: 3.55, Capacity: 20,000 Lbs, For more... ConditionUsedRear End3.55 ratioFits To Make(s)InternationalFits To Model(s)8600Will Fit Year(s)2007Part Number3549514C91Stock NumberP-88142 MLS Number13119150CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana-Spicer DS404 Rear Differential for a 2006 Kenworth W900 Contact for price (Used) 2006 Kenworth W900, REAR DIFFERENTIAL GEARS ONLY- REMANUFACTURED- Make: Spicer, Model: DS404, Ratio: 3.55, Capacity: 20,000 Lbs, For more information about this item, give us a... ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)W900Will Fit Year(s)2006Stock NumberP-88354 MLS Number13129114CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Dana-Spicer DS404 Rear Differential for a 2014 International PROSTAR Contact for price (Used) 2014 International PROSTAR, REAR DIFFERENTIAL GEARS ONLY- Part Number: 509824, Serial Number: HN04301721, Make: Spicer, Model: DS404, Ratio: 3.36, Capacity: 20,000 Lbs, For more... ConditionUsedRear End3.36 ratioFits To Make(s)InternationalFits To Model(s)PROSTARWill Fit Year(s)2014Part Number509824Stock NumberP-89614 MLS Number13169580CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2015 Kenworth T680 Contact for price (Used) 2015 Kenworth T680, REAR DIFFERENTIAL GEARS ONLY- Part Number: 511329, Make: Spicer, Model: DSP40, Ratio: 3.55, Capacity: 20,000 Lbs, For more information about this item, give us a... ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2015Part Number511329Stock NumberP-63993 MLS Number12425812CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2013 Peterbilt 386 Contact for price (Used) 2013 Peterbilt 386, REAR DIFFERENTIAL GEARS ONLY- Part Number: 514537, Make: Spicer/Dana, Model: DSP40, Capacity: 20,000Lbs, Ratio: 4.55, Hub Bolts: 10, Brake Type: Air Drum,... ConditionUsedRear End4.55 ratioFits To Make(s)PeterbiltFits To Model(s)386Will Fit Year(s)2013Part Number514537Stock NumberP-64500 MLS Number12439033CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2011 Peterbilt 384 Contact for price (Core) 2011 Peterbilt 384, REAR DIFFERENTIAL GEARS ONLY- Part Number: 3200-N-1704, Serial Number: HN03419840, Make: Spicer, Model: DSP40, Ratio: 3.70, Capacity: 20,000 lbs, For more... ConditionUsedRear End3.70 ratioFits To Make(s)PeterbiltFits To Model(s)384Will Fit Year(s)2011Part Number3200-N-1704Stock NumberP-68452 MLS Number12536582CategoryDifferentials, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2006 Kenworth T800 Contact for price (Used) 2006 Kenworth T800, REAR DIFFERENTIAL GEARS ONLY- Part Number: 514522, Serial Number: HN01873505, Make: Spicer, Model: DSP40, Ratio: 3.36, Capacity: 20,000 lbs, For more information... ConditionUsedRear End3.36 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2006Part Number514522Stock NumberP-68747 MLS Number12539816CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2001 Peterbilt 379 Contact for price (Used) 2001 Peterbilt 379, REAR DIFFERENTIAL GEARS ONLY- Make: Spicer, Model: DSP40, Ratio: 3.90, Capacity: 20,000 Lbs, Reference images for condition For more information about this item... ConditionUsedRear End3.90 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2001Stock NumberP-89062 MLS Number13152480CategoryDifferentials, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2007 Peterbilt 379 Contact for price (Used) 2007 Peterbilt 370, REAR DIFFERENTIAL GEARS ONLY- Make: Spicer, Model: DSP40, Ratio: 3.70, Capacity: 20,000 Lbs, For more information about this item, give us a call. We ship... ConditionUsedRear End3.70 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2007Stock NumberP-90843 MLS Number13197940CategoryDifferentials, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2005 Kenworth W900 Contact for price (Used) 2005 Kenworth W900, REAR DIFFERENTIAL GEARS ONLY- Make: Spicer, Model: DSP40, Ratio: 3.36, Capacity: 20,000 Lbs, For more information about this item, give us a call. We ship... ConditionUsedRear End3.36 ratioFits To Make(s)KenworthFits To Model(s)W900Will Fit Year(s)2005Stock NumberP-92034 MLS Number13226337CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2007 Kenworth T600 Contact for price (Used) 2007 Kenworth T600, REAR DIFFERENTIAL GEARS ONLY- Make: Spicer, Model: DSP40, Ratio: 3.36, Capacity: 19,000 Lbs, For more information about this item, give us a call. We ship... ConditionUsedRear End3.36 ratioFits To Make(s)KenworthFits To Model(s)T600Will Fit Year(s)2007Stock NumberP-92152 MLS Number13230205CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Detroit DA-RT-40.0-4 Rear Differential for a 2022 Freightliner Cascadia 126 Contact for price (Used) 2022 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-620, Serial Number: 771195B0292414, Make: Detroit, Model: DA-RT-40.0-4, Ratio: 2.85, Capacity:... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2022Part NumberC11-00051-620Stock NumberP-111431 MLS Number13825754CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Detroit DA-RT-40.0-4 Rear Differential for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-656, Serial Number: 771195B0201298, Make: Detroit, Model: DA-RT-40.0-4, Ratio: 2.85, Capacity:... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-620Stock NumberP-491479 MLS Number14049958CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Detroit RT40-NFD Rear Differential for a 2023 Freightliner Cascadia 126 Contact for price (Used) 2023 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-620, Serial Number: 771195B0359122, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2023Part NumberC11-00051-620Stock NumberP-102714 MLS Number13601317CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Detroit RT40-NFD Rear Differential for a 2020 Freightliner Cascadia 126 Contact for price (Used) 2020 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-261, Serial Number: 771195A0067209, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2020Part NumberC11-00051-261Stock NumberP-107499 MLS Number13702942CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Detroit RT40-NFD Rear Differential for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-621, Serial Number: 771195A0138253, Make: Detroit, Model: RT40-NFD, Ratio: 2.16, Capacity... ConditionUsedRear End2.16 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-621Stock NumberP-108012 MLS Number13726631CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info