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 Updated3/12/2026 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 Updated3/12/2026 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 Updated3/12/2026 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 Updated3/12/2026 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 Updated3/12/2026 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 Updated3/12/2026 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 Updated3/12/2026 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 Updated3/12/2026 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 Updated3/12/2026 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 Updated3/12/2026 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 Updated3/12/2026 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 Updated3/12/2026 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 Updated3/12/2026 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 Updated3/12/2026 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 Updated3/12/2026 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 Axle Housing for a 2014 Peterbilt 389 $1,295 USD DSP40 FRT AXLE HOUSING ON AG400L / LATE LOW AIR LEAF, Hub Bolts: 10, Suspension: AG400L, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2014Stock Number22626-9 MLS Number14231513CategoryAxle Housings, Front Last Updated3/10/2026 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 Axle Housing for a 2014 Peterbilt 389 $1,295 USD RSP40 RR AXLE HOUSING ON AG400L LATE LOW AIR, Hub Bolts: 10, Suspension: AG400L, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2014Stock Number22626-10 MLS Number14231512CategoryAxle Housings, Rear Last Updated3/12/2026 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 Updated3/12/2026 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 Front Differential for a 2014 Peterbilt 389 $1,095 USD DSP40 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 Number22626-1 MLS Number14231509CategoryDifferentials, Front Last Updated3/9/2026 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 Front Differential for a 2015 Kenworth T680 Contact for price MILES 807550, Ratio: 293 ConditionUsedRear End2.93 ratioFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2015Stock Number384299-4 MLS Number14146822CategoryDifferentials, Front Last Updated2/17/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana-Spicer DSP40 Front Differential for a 2014 Peterbilt 389 $1,995 USD DSP40 3.36 41 SPL.S.G./EXTENDED WARRANTY AVAILABLE/ 1 YEAR PARTS AND LABOR, Axle Spline Count: 41, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 3.36 ConditionRemanufacturedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2014Stock Number112425-2 MLS Number14024572CategoryDifferentials, Front Last Updated2/6/2026 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 Front Differential for a 2012 Kenworth T800 $1,195 USD RECENT REPLACEMENT DSP40 FRONT DIFFERENTIAL 3.42 RATIO WILL INSPECT, 90 DAY WARRANTY, Axle Spline Count: 41, Ratio: 3.42, Casting#: 131810 ConditionUsedRear End3.42 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2012Stock Number60925-3 MLS Number13687193CategoryDifferentials, Front Last Updated2/3/2026 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 Front Differential Contact for price Good Condition Rear Differential DSP40 Ratio 3.88, Ratio: 3.88 ConditionUsedRear End3.88 ratioStock Number976438 MLS Number14117892CategoryDifferentials, Front Last Updated1/30/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Dana-Spicer DSP40 Front Differential for a 2015 Kenworth T680 Contact for price (Used) 2015 Kenworth T680, FRONT DIFFERENTIAL GEARS ONLY- Serial Number: TBD, Part Number: C05-541012221101032, Make: Spicer/Dana, Model: DSP40, Ratio: 3.25, Capacity: 20,000 Lbs, Reference... ConditionUsedRear End3.23 ratioFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2015Part NumberC05-541012221101032Stock NumberP-491662 MLS Number14053341CategoryDifferentials, Front Last Updated12/20/2025 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Dana-Spicer DSP40 Front Differential for a 2015 Kenworth T680 Contact for price (Used) 2015 Kenworth T680, COMPLETE FRONT REAR TANDEM- Serial Number: U140375272, Part Number: C05-541012221101032, Make: Spicer/Dana, Model: DSP40, Ratio: 3.25, Capacity: 20,000 Lbs, Hub... ConditionUsedRear End3.25 ratioFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2015Part NumberC05-541012221101032Stock NumberP-491658 MLS Number14053337CategoryDifferentials, Front Last Updated12/20/2025 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info