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 2 Photos View 0 Videos 2011 Used Aluminum Diamond Plate Half Fenders Set for Kenworth T800 $500 USD GOOD SOLID SET OF HALF FENDERS. THICK ALUMINUM DIAMOND PLATE, Serial#: NA, Casting#: NA ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2011Part Number1/2 FENDERSStock Number50920-5 MLS Number10443694CategoryMiscellaneous Truck Parts 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 3 Photos View 0 Videos 2002 Webasto Diesel Coolant Heater for Kenworth T800, Part # 66724C $350 USD WEBASTO DIESEL COOLANT HEATER UNKNOWN MODEL, Serial#: 66724C, Casting#: 66724C ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2002Part Number66724CStock Number22720-27 MLS Number10190818CategoryMiscellaneous Truck Parts 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 Meritor-Rockwell RD/RP20145 Front Axle Housing for a 2002 Kenworth T800 $1,095 USD GOOD FRT HOUSING 20145 AG100 KW, Hub Bolts: 10, Suspension: AG100 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2002Stock Number22720-25 MLS Number10136039CategoryAxle Housings, Front 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
View 1 Photo View 0 Videos Eaton RSP40 Rear Differential for a 2006 Kenworth T800 $395 USD GOOD INSPECTED TAKEOUT. 3.36 RATIO. 90 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: EXCHANGE, Ratio: 3.36 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2006Stock Number81919-9 MLS Number9868894CategoryDifferentials, 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 1994 Kenworth T800 $795 USD GOOD INSPECTED TAKE OUT DIFFERENTIAL, 90 DAY WARRANTY, Axle Spline Count: 41, Serial#: NA, Core Charge: 250.00, Ratio: 3.90 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1994Part NumberRS402Stock Number51719-9 MLS Number9759333CategoryDifferentials, 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 2000 Kenworth T800 $995 USD GOOD USED REAR HOUSING AG400, Serial#: NA, Hub Bolts: 10, Suspension: AG400, Brake Type: S CAM ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2000Part NumberNAStock Number51419-17 MLS Number9759307CategoryAxle 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 RSP40 Rear Differential for a 2007 Kenworth T800 $395 USD RSP40 3.70 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: N/A, Ratio: 3.70 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Stock Number71918-19 MLS Number9462484CategoryDifferentials, 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 $795 USD DSP40 3.70 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: N/A, Ratio: 3.70 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Stock Number71918-18 MLS Number9462483CategoryDifferentials, 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 Differential for a 2006 Kenworth T800 $395 USD GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY ON PARTS, Axle Spline Count: N/A, Serial#: N/A, Core Charge: N/A, Ratio: 3.36 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2006Stock Number21318-17 MLS Number9357613CategoryDifferentials, 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 Dana-Spicer R46-170DH Rear Axle Housing for a 2008 Kenworth T800 $1,995 USD Good used rear rear axle Banjo housing, Hendrickson primaax PRIMAX, Serial#: Na, Core Charge: Na, Hub Bolts: 10, Suspension: PRIMAAX ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2008Part Number322702Stock NumberP-340 MLS Number9160465CategoryAxle 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 RSP40 Rear Differential for a 2006 Kenworth T800 $395 USD RSP40 3.36 INSPECTED TAKEOUT 90 DAY WARRANTY, Ratio: 3.36 ConditionUsedRear End3.36 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2006Stock Number120916-7 MLS Number9002635CategoryDifferentials, 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 2004 Kenworth T800 $395 USD GOOD USED ,WILL BE CLEANED AND INSPECTED, Axle Spline Count: 41, Ratio: 3.55 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2004Stock Number12015-7 MLS Number9001051CategoryDifferentials, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 1 Video Caterpillar 3406E Engine for a 1999 Kenworth T800 $10,985 USD Nous livrons partout au Canada et aux États-Unis. We ship anywhere in Canada and USA. – Stock: 6643M – Moteur/ Engine Caterpillar 3406E 475 HPJ, ECM 40 Pines - 743 726 KM / 18 703 H – S... ConditionUsedHorse Power475 HPFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1999Stock Number6643M MLS Number12425108CategoryEngines Last Updated5/14/2026 LocationBeauceville, QC, Canada Sold ByCamions Gilbert (888) 595-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RDH40 Rear Differential for a 2013 Kenworth T800 Contact for price MILES 268345, Ratio: 370 ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2013Stock Number400240-5 MLS Number14368537CategoryDifferentials, 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 DSH40 Front Differential for a 2013 Kenworth T800 Contact for price MILES 268345, Ratio: 370 ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2013Stock Number400240-4 MLS Number14368536CategoryDifferentials, Front 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 1 Video Cummins ISX Engine for a 2013 Kenworth T800 Contact for price GOOD RUNNING ISX LAST RAN 5/1/26, Serial#: 79658639, Horse Power: 450, ARR/CPL: 3937 ConditionUsedCPL/ARR3937Horse Power450 HPFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2013Stock Number400240-1 MLS Number14368533CategoryEngines 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 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 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 Eaton DSP40 Rear 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 Number336200-4 MLS Number13855286CategoryDifferentials, 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 2007 Kenworth T800B Contact for price MILES790780, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T800BWill Fit Year(s)2007Stock Number205492-4 MLS Number12865671CategoryDifferentials, 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 Kenworth T800B Contact for price MILES 790780, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T800BWill Fit Year(s)2007Stock Number205492-3 MLS Number12865670CategoryDifferentials, Front Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info