View 1 Photo View 0 Videos Dana-Spicer DSP40 Rear Axle Housing for a 2005 Peterbilt 379 $1,295 USD RSP40 RR AXLE HOUSING ON FLEXAIR SUSPENSION, Hub Bolts: 10, Suspension: FLEXAIR, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Stock Number40626-12 MLS Number14307800CategoryAxle Housings, Rear Last Updated4/14/2026 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 Axle Housing for a 2005 Peterbilt 379 $1,295 USD DSP40 FRONT AXLE HOUSING ON FLEXAIR SUSPENSION, Hub Bolts: 10, Suspension: FLEXAIR, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Stock Number40626-11 MLS Number14307799CategoryAxle Housings, Front Last Updated4/14/2026 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 2005 Peterbilt 379 $1,095 USD DSP40 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 Number40626-3 MLS Number14307794CategoryDifferentials, Front Last Updated4/14/2026 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 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 Updated4/14/2026 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 2012 Kenworth T660 $1,495 USD RSP40 AXLE HOUSING ON AG400, DISC BRAKE, Hub Bolts: 10, Suspension: AG400, Brake Type: DISC BRAKE ConditionUsedFits To Make(s)KenworthFits To Model(s)T660Will Fit Year(s)2012Stock Number12426-12 MLS Number14240466CategoryAxle 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 Front Axle Housing for a 2012 Kenworth T660 $1,495 USD DSP40 AXLE HOUSING ON AG400, DISC BRAKE, Hub Bolts: 10, Suspension: AG400, Brake Type: DISC BRAKE ConditionUsedFits To Make(s)KenworthFits To Model(s)T660Will Fit Year(s)2012Stock Number12426-11 MLS Number14240465CategoryAxle Housings, Front 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 2012 Kenworth T660 $1,095 USD DSP40 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 Number12426-2 MLS Number14240460CategoryDifferentials, Front 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 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 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 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 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 Axle Housing for a 2006 Peterbilt 379 $1,250 USD RR AXLE HOUSING AG380 FLEXAIR RSP 40, DRUM BRAKE, Suspension: AG380 FLEXAIR, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2006Stock Number102825-18 MLS Number13958416CategoryAxle 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 Axle Housing for a 2008 Peterbilt 389 $1,495 USD GOOD USED HOUSING ASSEMBLY, LATE LOW AIR ( CURVED LEAF SPRING) WILL INSPECT 90 DAY WARRANTY BEARING SURFACES ARE GOOD, Serial#: NA, Core Charge: NA, Hub Bolts: 10, Suspension: LATE LOW AIR ConditionUsedFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2008Part NumberLATE LOW AIR LEAFStock Number82925-8 MLS Number13797891CategoryAxle 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 2008 Peterbilt 389 $795 USD GOOD INSPECTED TAKEOUT, 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 150.00, Ratio: 355 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2008Part NumberRSP40Stock Number82925-6 MLS Number13797889CategoryDifferentials, 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 Axle Housing for a 2004 Peterbilt 330 $1,250 USD RSP41 AIRTRACK REAR AXLE HOUSING ConditionUsedFits To Make(s)PeterbiltFits To Model(s)330Will Fit Year(s)2004Stock Number72125-9 MLS Number13743446CategoryAxle 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 Axle Housing for a 2012 Kenworth T800 $1,150 USD GOOD USED RSP40 AG400 FRONT AXLE HOUSING E-1202I DRUM BRAKE ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2012Stock Number60925-12 MLS Number13687202CategoryAxle Housings, Rear Last Updated3/12/2026 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 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 Axle Housing for a 2006 Kenworth W900 $1,495 USD GOOD USED HOUSING/ WILL INSPECT SURFACES, Serial#: NA, Hub Bolts: 10, Suspension: AG380 FLEXAIR, Brake Type: DRUM ConditionUsedFits To Make(s)KenworthFits To Model(s)W900Will Fit Year(s)2006Part NumberGETStock Number51525-29 MLS Number13684852CategoryAxle 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 2005 Kenworth W900L $795 USD DSP40 3.36 GOOD INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 350.00, Ratio: 3.36 ConditionUsedFits To Make(s)KenworthFits To Model(s)W900LWill Fit Year(s)2005Part NumberRSP-40Stock Number72224-3 MLS Number13000165CategoryDifferentials, 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 Axle Housing for a 2009 Peterbilt 387 $1,095 USD DSP40 LOW AIR LEAF HOUSING 09 387, Hub Bolts: 10, Suspension: LOW AIR LEAF, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2009Stock Number41322-1 MLS Number11355025CategoryAxle 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 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 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 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 1 Photo View 0 Videos Dana-Spicer DSP40 Front Axle Housing for a 2006 Peterbilt 379 $1,250 USD FRT AXLE HOUSING AG380 FLEXAIR DSP 40, DRUM BRAKE ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2006Stock Number102825-17 MLS Number13958415CategoryAxle Housings, Front Last Updated10/31/2025 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 Axle Housing for a 2008 Peterbilt 389 $1,495 USD GOOD USED AXLE HOUSING/ LATE LOW AIR (CURVED LEAF SPRING). WILL INSPECT. 90 DAY WARRANTY, Serial#: NA, Core Charge: NA, Hub Bolts: 10, Suspension: LATE LOW AIR ConditionUsedFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2008Part NumberLATE LOW AIRStock Number82925-7 MLS Number13797890CategoryAxle Housings, Front Last Updated9/30/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info