View 1 Photo View 0 Videos Dana-Spicer DSP40 Front 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 Number331118-3 MLS Number12677918CategoryDifferentials, Front 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 Front 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 Number388945-3 MLS Number12671288CategoryDifferentials, Front 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 Front 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 Number397537-1 MLS Number11714670CategoryDifferentials, Front 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 Front 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 Number080569-3 MLS Number11703829CategoryDifferentials, Front 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 Front 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 Number140864-3 MLS Number11495610CategoryDifferentials, Front 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 Front 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 Number158773-3 MLS Number11125512CategoryDifferentials, Front 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 Front 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 Number319612-4 MLS Number10886319CategoryDifferentials, Front 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 Front 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 Number786007-4 MLS Number10853196CategoryDifferentials, Front 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 Front Differential for a 2007 Peterbilt 387 Contact for price GOOD SHAPE, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2007Stock Number665242-4 MLS Number10575654CategoryDifferentials, Front 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 2 Photos View 0 Videos Dana-Spicer DSP40 Front 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 Number075604-2 MLS Number10539567CategoryDifferentials, Front 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 Front Differential for a 2009 Kenworth T660 Contact for price GOOD, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T660Will Fit Year(s)2009Stock Number268169-3 MLS Number10504923CategoryDifferentials, Front 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 Front Differential for a 2012 Peterbilt 386 Contact for price AXLE HAS PILOT LUG'S, Ratio: 336 ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)386Will Fit Year(s)2012Stock Number178397-3 MLS Number10158847CategoryDifferentials, Front 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 Front 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 Number704356-2 MLS Number9861741CategoryDifferentials, Front Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info