View 3 Photos View 0 Videos Dana-Spicer DSP40 Front Differential for a 2012 Kenworth T800 Recently Updated $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 Newly Listed 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 2 Photos View 0 Videos Dana-Spicer DDP40 Front Differential for a 2013 Peterbilt 587 Recently Updated Contact for price Good Condition Rear Differential (Has Locker) DDP40 Ratio 3.36 898692 Miles, Ratio: 336 ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)587Will Fit Year(s)2013Stock Number237064-4 MLS Number12560493CategoryDifferentials, Front Last Updated1/30/2026 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 DSP41 Front Differential for a 2006 Peterbilt 379 Newly Listed $1,095 USD DSP41 3.36 RATIO USED T.O WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRANTY., Ratio: 336 ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2006Stock Number12226-1 MLS Number14116086CategoryDifferentials, Front Last Updated1/29/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana-Spicer DS404 Front Differential Newly Listed Contact for price Good Condition Spicer Front Tandem Differential DS404 Ratio 3.55, Ratio: 3.55 ConditionUsedRear End3.55 ratioStock Number976397 MLS Number14113726CategoryDifferentials, Front Last Updated1/28/2026 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 Front Differential Newly Listed Contact for price Good Condition Spicer Front Tandem Differential 4639 Ratio 3.90, Ratio: 3.90 ConditionUsedRear End3.90 ratioStock Number976394 MLS Number14113723CategoryDifferentials, Front Last Updated1/28/2026 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 RSP40 Front Differential for a 2007 Kenworth T2000 Contact for price MILES 689734, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T2000Will Fit Year(s)2007Stock Number204952-3 MLS Number14098633CategoryDifferentials, Front Last Updated1/20/2026 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 DSP41 Front Differential for a 2015 Kenworth T800 $1,995 USD REBUILT DSP41 3.55. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41, Serial#: NA, Core Charge: 500.00, Ratio: 3.55 ConditionRemanufacturedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2015Part NumberDSP40Stock Number52124-6 MLS Number12889878CategoryDifferentials, Front Last Updated1/6/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer D46-170HP Front Differential for a 2009 Peterbilt 365 $2,695 USD D46-170 USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP 90 DAY WARRANTY 5.57 RATIO, Ratio: 557 ConditionUsedRear End5.57 ratioFits To Make(s)PeterbiltFits To Model(s)365Will Fit Year(s)2009Stock Number121025-5 MLS Number14053100CategoryDifferentials, Front Last Updated12/23/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSH40 Front Differential for a 2014 Peterbilt 389 $1,150 USD DSH40 USED TAKEOUT 3.55 RATIO, INSPECTED IN OUR GEARSHOP. 90 DAY WARRANTY, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2014Stock Number112425-2 MLS Number14024572CategoryDifferentials, Front Last Updated12/10/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer D46-170HP Front Differential for a 2007 Kenworth T800 $3,495 USD D46-170 3.91 RATIO LOCKER, Axle Spline Count: 41, Ratio: 3.91 ConditionUsedRear End3.91 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Stock Number111625-2 MLS Number13995339CategoryDifferentials, Front Last Updated11/21/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana-Spicer D46-170D Front Differential $4,995 USD REBUILT D46170D LOCKER 3.91. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 46, Serial#: 62159, Core Charge: EXCHANGE CRITICAL CORE 1000.00, Ratio: 3.91 ConditionRemanufacturedPart Number62159Stock Number62159 MLS Number13980292CategoryDifferentials, Front Last Updated11/13/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DDP40 Front Differential for a 2006 Kenworth T800 $2,150 USD DDP40 3.70 LOCKER, WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.70 ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2006Part NumberDDP40Stock Number40525-3 MLS Number13509366CategoryDifferentials, Front Last Updated10/21/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP41 Front Differential for a 2021 Kenworth T680 $1,195 USD DSP41 3.08 RATIO WILL INSPECT IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.08 ConditionUsedRear End3.08 ratioFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2021Stock Number20524-18 MLS Number13898166CategoryDifferentials, Front Last Updated10/16/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer D23-170 Front Differential for a 2018 Kenworth T880 Contact for price GOOD SHAPE, Ratio: 307 ConditionUsedRear End3.07 ratioFits To Make(s)KenworthFits To Model(s)T880Will Fit Year(s)2018Stock Number244988-3 MLS Number13897681CategoryDifferentials, Front Last Updated10/16/2025 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 D46-172HP Front Differential for a 2026 Western Star 49X $3,495 USD GOOD USED LOW MILE DIFFERENTIAL ASSEMBLY/CRITICAL CORE. NOTES, Serial#: NA, Core Charge: 1500.00, Ratio: 358, Clutch Housing Size: 1 ConditionUsedRear End3.58 ratioFits To Make(s)Western StarFits To Model(s)49XWill Fit Year(s)2026Part NumberD46-172PStock Number100325-5 MLS Number13884947CategoryDifferentials, 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 DS405 Front Differential for a 2008 Freightliner Cascadia Contact for price MILES 1771834, Ratio: 336 ConditionUsedRear End3.36 ratioFits To Make(s)FreightlinerFits To Model(s)CascadiaWill Fit Year(s)2008Stock NumberAH4652-3 MLS Number13871710CategoryDifferentials, Front Last Updated10/8/2025 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 2013 Kenworth T800 Contact for price MILES 372579, Ratio: 336 ConditionUsedRear End3.36 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2013Stock Number336200-5 MLS Number13855288CategoryDifferentials, Front Last Updated9/30/2025 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 DSP41 Front Differential for a 2017 Kenworth T880 $995 USD USED DSP41 3.55 RATIO WILL INSPECT IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T880Will Fit Year(s)2017Stock Number91425-4 MLS Number13847151CategoryDifferentials, Front Last Updated9/25/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DSP41 Front Differential for a 2003 Peterbilt 379 $1,095 USD GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 300, Ratio: 3.90 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2003Part NumberDSP40Stock Number90325-3 MLS Number13810815CategoryDifferentials, Front Last Updated9/13/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer D46-170H Front Differential for a 2007 Peterbilt 357 Contact for price MILES 162523, Ratio: 430 ConditionUsedRear End4.30 ratioFits To Make(s)PeterbiltFits To Model(s)357Will Fit Year(s)2007Stock Number662232-4 MLS Number13806951CategoryDifferentials, Front Last Updated9/11/2025 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 DDP40 Front Differential for a 2003 Peterbilt 385 $2,195 USD GOOD INSPECTED TAKEOUT, 90 DAY WARRANTY EXCHANGE. LOCKER/ CRITICAL CORE, Axle Spline Count: 41, Serial#: NA, Core Charge: 650.00, Ratio: 390 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)385Will Fit Year(s)2003Part NumberDDP40 LOCKERStock Number90125-1 MLS Number13796303CategoryDifferentials, Front Last Updated9/5/2025 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 Differential for a 2015 Kenworth T680 $1,095 USD GOOD INSPECTED TAKEOUT, 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Ratio: 336, Clutch Housing Size: 1 ConditionUsedRear End3.36 ratioFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2015Part NumberNAStock Number82425-1 MLS Number13788018CategoryDifferentials, 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 DSP41 Front Differential for a 2016 Kenworth T400 $1,195 USD DSP41 4.63 RATIO WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 4.63 ConditionUsedRear End4.63 ratioFits To Make(s)KenworthFits To Model(s)T400Will Fit Year(s)2016Stock Number81325-3 MLS Number13772702CategoryDifferentials, Front Last Updated8/21/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer D40-155 Front Differential for a 2021 Kenworth T680 $2,695 USD D40-155 2.79 INSPECTED TAKEOUT, 90 DAY WARRANTY, Ratio: 2.79 ConditionUsedRear End2.79 ratioFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2021Part NumberD40-155Stock Number70122-3 MLS Number13458336CategoryDifferentials, Front Last Updated8/14/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info