View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2005 Peterbilt 379 $695 USD RSP40 USED T.O 3.55 RATIO. WILL INSPECT IN OUR GEARSHOP, 90 DAY WARRANTY., Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Stock Number40626-4 MLS Number14307793CategoryDifferentials, 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 DSP40 Rear Differential for a 2012 Kenworth T660 $695 USD RSP40 3.36 RATIO, USED TAKEOUT, 90 DAY WARRANTY., Ratio: 336 ConditionUsedRear End3.36 ratioFits To Make(s)KenworthFits To Model(s)T660Will Fit Year(s)2012Stock Number12426-3 MLS Number14240459CategoryDifferentials, 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 DSP40 Rear Differential for a 2014 Peterbilt 389 $695 USD RSP40 3.36 RATIO, USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRNTY, Ratio: 336 ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2014Stock Number22626-2 MLS Number14231510CategoryDifferentials, 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 DSP40 Rear Differential for a 2007 Peterbilt 379 $695 USD RSP40 3.25 RATIO USED TAKEOUT. WILL INSPECT IN OUR GEARSHOP, 90 DAY WARRANTY., Ratio: 325 ConditionUsedRear End3.25 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2007Stock Number120925-2 MLS Number14045509CategoryDifferentials, 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 DSP40 Rear Differential for a 2008 Peterbilt 389 $795 USD GOOD INSPECTED TAKEOUT, 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 150, Ratio: 355 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2008Part NumberRSP40Stock Number82925-6 MLS Number13797889CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2012 Kenworth T800 $595 USD RSP40 REAR DIFFERENTIAL 3.42 RATIO WILL INSPECT, 90 DAY WARRANTY, Ratio: 3.42 ConditionUsedRear End3.42 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2012Stock Number60925-4 MLS Number13687194CategoryDifferentials, 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 DSP40 Rear Differential for a 2005 Kenworth W900L $795 USD DSP40 3.36 GOOD INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 350, Ratio: 3.36 ConditionUsedFits To Make(s)KenworthFits To Model(s)W900LWill Fit Year(s)2005Part NumberRSP-40Stock Number72224-3 MLS Number13000165CategoryDifferentials, 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 Dana-Spicer DSP40 Rear Differential $970 USD Livraison partout au Canada États-Unis / We ship anywhere in Canada USA. - Stock : 30676D - 40 000lbs, Arrière, Pas Barré - 40 000lbs, Rear, No Lock - No core + 300$, Ratio: 4.11 ConditionUsedRear End4.11 ratioStock Number30676D MLS Number11979186CategoryDifferentials, Rear Last Updated5/14/2026 LocationBeauceville, QC, Canada Sold ByCamions Gilbert (888) 595-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2007 Kenworth T800B Contact for price MILES790780, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T800BWill Fit Year(s)2007Stock Number205492-4 MLS Number12865671CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2011 Kenworth T660 Contact for price MILES 609802 HAS LOCKER, Ratio: 342 ConditionUsedRear End3.42 ratioFits To Make(s)KenworthFits To Model(s)T660Will Fit Year(s)2011Stock Number331118-4 MLS Number12677919CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2003 Kenworth T600 Contact for price MILES 909522, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T600Will Fit Year(s)2003Stock Number388945-4 MLS Number12671289CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2007 Peterbilt 379 Contact for price MILES 1140610, Ratio: 336 ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2007Stock Number672363-3 MLS Number11961923CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2001 International 8100 Contact for price GOOD SHAPE, Ratio: 411 ConditionUsedRear End4.11 ratioFits To Make(s)InternationalFits To Model(s)8100Will Fit Year(s)2001Stock Number397537-2 MLS Number11714671CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2004 Kenworth T800 Contact for price MILES 300253, Ratio: 411 ConditionUsedRear End4.11 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2004Stock Number080569-4 MLS Number11703830CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2006 Kenworth T603 Contact for price GOOD SHAPE, Ratio: 336 ConditionUsedRear End3.36 ratioFits To Make(s)KenworthFits To Model(s)T603Will Fit Year(s)2006Stock Number140864-4 MLS Number11495611CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2006 Kenworth T600 Contact for price GOOD SHAPE, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T600Will Fit Year(s)2006Stock Number158773-4 MLS Number11125513CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2012 Kenworth T660 Contact for price GOOD SHAPE, Ratio: 342 ConditionUsedRear End3.42 ratioFits To Make(s)KenworthFits To Model(s)T660Will Fit Year(s)2012Stock Number319612-5 MLS Number10886320CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2010 Kenworth T700 Contact for price GOOD SHAPE, Ratio: 336 ConditionUsedRear End3.36 ratioFits To Make(s)KenworthFits To Model(s)T700Will Fit Year(s)2010Stock Number291925-2 MLS Number10886298CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2008 Peterbilt 386 Contact for price GOOD SHAPE, Ratio: 354 ConditionUsedRear End3.54 ratioFits To Make(s)PeterbiltFits To Model(s)386Will Fit Year(s)2008Stock Number786007-5 MLS Number10853197CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2007 Peterbilt 387 Contact for price DIFFERENTIAL GOOD, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2007Stock Number665242-5 MLS Number10575655CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2005 Kenworth W900B Contact for price GOOD SHAPE, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)W900BWill Fit Year(s)2005Stock Number075604-3 MLS Number10539568CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2003 Kenworth W900 Contact for price GOOD SHAPE, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)W900Will Fit Year(s)2003Stock Number704356-3 MLS Number9861742CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2002 Kenworth T800 Contact for price miles 558454 axle has pilot lug's, Ratio: 370 ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2002Stock Number706415-3 MLS Number9659974CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2003 Kenworth W900 Contact for price AXLE HAS ABS AND PILOT LUGS, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)W900Will Fit Year(s)2003Stock Number385748-3 MLS Number9539606CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2005 Kenworth T600 Contact for price AXLE HAS ABS AND PILOT LUGS, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T600Will Fit Year(s)2005Stock Number107621-5 MLS Number9473941CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info