View 1 Photo View 0 Videos Eaton DDS40 Front Differential for a 2008 Kenworth T800 $1,750 USD DDS40 3.70 RATIO LOCKER WILL INSPECT IN OUR GEAR SHOP, Serial#: NA, Ratio: 3.70, Casting#: NA ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2008Stock Number80825-3 MLS Number13759152CategoryDifferentials, Front Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS404 Rear Axle Housing for a 1998 Kenworth T800 $1,295 USD GOOD USED HOUSING ASSEMBLY/SURFACE OK, Hub Bolts: 10, Suspension: AG200/400, Brake Type: DRUM, Casting#: NA ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1998Part NumberGETStock Number32525-22 MLS Number13684854CategoryAxle Housings, Rear Last Updated7/25/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Eaton DS405 Front Differential for a 1998 Kenworth T800 $1,150 USD DS405 4.11 INSPECTED GOOD TO, 90 DAY WARRANTY, Axle Spline Count: 41, Ratio: 4.11 ConditionUsedRear End4.11 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1998Part NumberDS405Stock Number32525-3 MLS Number13491572CategoryDifferentials, Front 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 Eaton RSP40 Rear Differential for a 2003 Kenworth T800 $1,095 USD RSP40 4.11 RECENT REBUILD, INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 4.11 ConditionUsedRear End4.11 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2003Stock Number92024-4 MLS Number13146638CategoryDifferentials, 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 Eaton DSH40 Front Differential for a 2003 Kenworth T800 $1,195 USD DSH40 4.11, 108K MILES, INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 4.11 ConditionUsedRear End4.11 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2003Stock Number92024-3 MLS Number13146637CategoryDifferentials, Front 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 Eaton RS402 Rear Axle Housing for a 1990 Kenworth T800 $1,495 USD GOOD USED HOUSING AG100 RR ASSEMBLY, WILL INSPECT 90 DAY WARRANTY, Serial#: NA, Core Charge: NA, Hub Bolts: 10, Suspension: AG100 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1990Part NumberNAStock Number51724-10 MLS Number12894464CategoryAxle Housings, Rear Last Updated7/18/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP40 Rear Axle Housing for a 2012 Kenworth T800 $1,295 USD GOOD USED REAR HOUSING ASSEMBLY/ AG200/400 MINOR RUST/ WILL INSPECT BRNG SURFACE/DRUM BRAKE, Serial#: NA, Core Charge: NA, Hub Bolts: 10, Suspension: AG400 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2012Part NumberAG400/200Stock Number11124-19 MLS Number12627988CategoryAxle Housings, 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 Eaton RSP40 Rear Differential for a 2012 Kenworth T800 $695 USD RSP40 3.36 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE. (RE RATIO DISCOUNT FOR FRONT AND REAR), Axle Spline Count: 41, Serial#: NA, Core Charge: 250.00, Ratio: 3.36 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2012Part NumberRSP-40Stock Number11124-6 MLS Number12627977CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DSP40 Front Differential for a 2012 Kenworth T800 $995 USD DSP40 3.36 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE/ RE-RATIO DISCOUNT FOR PAIR/ FRONT AND REAR, Axle Spline Count: 41, Serial#: NA, Core Charge: 350.00, Ratio: 3.36 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2012Part NumberDSP-40Stock Number11124-5 MLS Number12627976CategoryDifferentials, Front Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP40 Rear Axle Housing for a 2005 Kenworth T800 $1,495 USD GOOD USED REAR HOUSING ASSEMBLY/ AG200 AG400 RS404 RSP40 RSP41, Serial#: NA, Core Charge: NA, Hub Bolts: 10, Suspension: AG400 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2005Part Number8 BAGStock Number121823-23 MLS Number12547348CategoryAxle Housings, 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 Eaton DS404 Front Differential for a 2001 Kenworth T800 $1,095 USD DS404 3.55 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.55 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2001Stock Number101023-9 MLS Number12392038CategoryDifferentials, Front 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 Eaton RSP40 Rear Differential for a 2013 Kenworth T800 $795 USD GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250.00, Ratio: 3.55 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2013Part NumberRSP-40Stock Number61823-7 MLS Number12171142CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DSP40 Front Differential for a 2013 Kenworth T800 $1,095 USD DSP40 3.55 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 350.00, Ratio: 3.55 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2013Part NumberDSP-40Stock Number61823-6 MLS Number12171141CategoryDifferentials, Front Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS402 Rear Axle Housing for a Kenworth T800 $1,195 USD GOOD USED REAR HOUSING RS380/400/401, Serial#: NA, Hub Bolts: 10, Suspension: REYCO 4 SPRING, Brake Type: DRUM ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Part NumberREYCOStock NumberP-60475 MLS Number12127079CategoryAxle Housings, 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 Eaton RS404 Rear Axle Housing for a 1998 Kenworth T800 $1,295 USD GOOD USED REAR REAR HOUSING/ LOOKS GOOD NO MAJOR RUST. WILL INSPECT SURFACES FITS AG200/400 RS404, Serial#: NA, Core Charge: NA, Hub Bolts: 10, Suspension: AG200 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1998Part NumberNAStock Number21923-7 MLS Number11926321CategoryAxle Housings, 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 Eaton RSP40 Rear Differential for a 2007 Kenworth T800 $795 USD RSP40 3.70 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: KCB, Core Charge: 250, Ratio: 3.70 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Part NumberRSP-40Stock Number102822-8 MLS Number11703919CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DSP40 Front Differential for a 2007 Kenworth T800 $1,095 USD DSP40 3.70 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: KCB, Core Charge: 350.00, Ratio: 3.70 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Part NumberDSP-40Stock Number102822-7 MLS Number11703918CategoryDifferentials, Front Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP41 Rear Differential for a 2014 Kenworth T800 $795 USD RSP41 3.55 GOOD INSPECTED TAKEOUT 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: NA, Ratio: 3.55 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2014Part NumberRSP40Stock Number11622-3 MLS Number11188144CategoryDifferentials, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP40 Rear Differential for a 2014 Kenworth T800 $795 USD RSP41 3.42 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Ratio: 3.42, Casting#: NA ConditionUsedRear End3.42 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2014Part NumberRSP41Stock Number120421-8 MLS Number11134606CategoryDifferentials, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DSP40 Front Differential for a 2014 Kenworth T800 $1,095 USD DSP41 3.42 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Ratio: 3.42, Clutch Housing Size: 1 ConditionUsedRear End3.42 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2014Part NumberDSP41Stock Number120421-7 MLS Number11134605CategoryDifferentials, Front Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Eaton RS404 Rear Differential for a 1999 Kenworth T800 $795 USD RS404 3.90 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Ratio: 3.90, Casting#: NA ConditionUsedRear End3.90 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1999Part NumberRS-404Stock Number52321-9 MLS Number10803325CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS404 Rear Axle Housing for a 1999 Kenworth T800 $1,295 USD GOOD USED AG400/200 REAR REAR AXLE HOUSING. WILL FIT RS404 RSP40 RSP41, Serial#: NA, Hub Bolts: 10, Suspension: AG200, Brake Type: S CAM ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1999Part NumberAG400Stock Number52321-5 MLS Number10803320CategoryAxle Housings, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSH40 Rear Differential for a 2007 Kenworth T800 $795 USD RSH40 RSP40 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 4.11, Ratio: 4.11 ConditionUsedRear End4.11 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Stock Number81320-5 MLS Number10346076CategoryDifferentials, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton S23170 Rear Differential for a 2014 Kenworth T800 $2,495 USD GOOD INSPECTED TAKEOUT. 3.91 RATIO. 90 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: 1500, Ratio: 3.91 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2014Stock Number93019-21 MLS Number9976036CategoryDifferentials, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS402 Rear Differential for a 1992 Kenworth T800 $595 USD GOOD INSPECTED TAKEOUT. 3.70 RATIO. 90 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: EXCHANGE, Ratio: 3.70 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1992Stock Number91719-9 MLS Number9915545CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info