View 3 Photos View 0 Videos Caterpillar 3406E Wiring Harness for a 2007 Kenworth T800 $2,000 USD USED ENGINE CONVERSION HARNESS. HARNESS FITS NEWER KW TRUCKS WITH USE OF 3406E 40 PIN ECM. KUSTOM TRUCK BRAND. SEE ELECTRICAL WARRANTY FOR QUESTIONS, Serial#: NA, Casting#: NA ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Stock Number11324-9 MLS Number12644185CategoryWiring Harnesses 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 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 2 Photos View 0 Videos Meritor-Rockwell 20-145 Rear Axle Housing for a 2007 Kenworth T800 $1,150 USD REAR AXLE HOUSING 20-145, AG400 SUSPENSION, DRUM BRAKES, Hub Bolts: 10 PILOT, Suspension: AG400, Brake Type: DRUM ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Stock Number11324-6 MLS Number12569437CategoryAxle Housings, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Meritor-Rockwell 40-145 Front Axle Housing for a 2007 Kenworth T800 $1,150 USD FRONT AXLE HOUSING 40-145, AG400 SUSPENSION, DRUM BRAKES, Hub Bolts: 10 PILOT, Suspension: AG400, Brake Type: DRUM ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Stock Number11324-5 MLS Number12569436CategoryAxle Housings, 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 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 Dana-Spicer RSP41 Rear Differential for a 2007 Kenworth T800 $595 USD RSP41 RR 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)2007Stock Number80423-4 MLS Number12246709CategoryDifferentials, 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 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 Dana-Spicer RSP40 Rear Differential for a 2004 Kenworth T800 $650 USD RSP40 3.70 INSPECTED IN OUR GEAR SHOP,HAS BEEN REPLACED, Ratio: 3.70 ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2004Stock Number50123-8 MLS Number12057291CategoryDifferentials, 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 Dana-Spicer DSH40 Front Differential for a 2004 Kenworth T800 $1,095 USD DSH40 3.70 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, FITS DS404, DSP40 ECT, Ratio: 3.70 ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2004Stock Number50123-7 MLS Number12057290CategoryDifferentials, 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 Dana-Spicer RS405 Rear Differential for a 1999 Kenworth T800 $650 USD RS405 4.11 WAS WELLER REMAN,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)1999Stock Number50223-9 MLS Number12039627CategoryDifferentials, 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 Dana-Spicer RSP40 Rear Differential for a 2012 Kenworth T800 $595 USD RSP40 3.42 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.42 ConditionUsedRear End3.42 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2012Stock Number122422-8 MLS Number11823958CategoryDifferentials, 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 Dana-Spicer DSP40 Front Differential for a 2012 Kenworth T800 $1,095 USD DSP40 3.42 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.42 ConditionUsedRear End3.42 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2012Stock Number122422-7 MLS Number11823957CategoryDifferentials, 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 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 Meritor-Rockwell 20-145 Front Axle Housing for a 1997 Kenworth T800 $1,095 USD GOOD USED AXLE HOUSING ASSEMBLY. AG200/400 WILL INSPECT. 90 DAY WARRANTY ///NOTES///, Serial#: NA, Hub Bolts: 10, Suspension: AG200, Brake Type: S CAM ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1997Part NumberAG200 AG400Stock Number81122-2 MLS Number11552021CategoryAxle Housings, 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 Meritor-Rockwell 40145 Front Axle Housing for a 2005 Kenworth T800 $1,295 USD GOOD USED FRONT HOUSING ASSEMBLY AG400 / AG200 40-145, Serial#: NA, Hub Bolts: 10, Suspension: AG400, Brake Type: S CAM ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2005Part NumberAG400 AG200Stock Number20322-16 MLS Number11211353CategoryAxle 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 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