View 1 Photo View 0 Videos Eaton DD463P Rear Differential for a 2001 Kenworth T800 $1,995 USD DC463P LOCKER 4.11 RATIO, WILL INSPECT IN OUR GEARSHOP, 90 DAY WARRANTY., Ratio: 411 ConditionUsedRear End4.11 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2001Stock Number72526-3 MLS Number14529838CategoryDifferentials, Rear Last Updated8/7/2026 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 Kenworth T800 $550 USD RSP40 3.36 RATIO, WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANY., Ratio: 336 ConditionUsedRear End3.36 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Stock Number72026-3 MLS Number14522778CategoryDifferentials, Rear Last Updated8/5/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer D46-170DHP Rear Differential for a 2007 Kenworth T800 $2,250 USD T.O R46-170DHP 3.73 RATIO, LOCKER. WILL INSPECT IN OUR GEARSHOP, 90 DAY WARRANTY., Ratio: 3.73 ConditionUsedRear End3.73 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Stock Number71026-3 MLS Number14509590CategoryDifferentials, Rear Last Updated7/28/2026 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 2003 Kenworth T800 $695 USD TAKEOUT RSP40. 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)T800Will Fit Year(s)2003Stock Number70226-2 MLS Number14470417CategoryDifferentials, Rear Last Updated7/8/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Dana-Spicer DSP40 Rear Differential for a 2006 Kenworth T800 $695 USD RSP40 USED TAKEOUT, 3.70 RATIO. WILL INSPECT IN OUR GEARSHOP, 90 DAY WARRANTY., Ratio: 370 ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2006Stock Number52726-3 MLS Number14424775CategoryDifferentials, 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 DSH40 Rear Differential for a 2003 Kenworth T800 $895 USD RSH40 3.70 RATIO USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRANTY, Ratio: 3.70 ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2003Stock Number50726-4 MLS Number14370941CategoryDifferentials, Rear 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 Eaton DT402P Rear Differential for a 1990 Kenworth T800 $1,295 USD RT402P RR USED T.O 4.88/6.65 RATIO. WILL INSPECT IN OUR GEARSHOP, 90 DAY WARRANTY., Core Charge: 500.00, Ratio: 488/665 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1990Part NumberRT402Stock Number40726-2 MLS Number14310130CategoryDifferentials, 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 Rear Differential for a 2004 Kenworth T800 $695 USD RSP40 3.55 RATIO, USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRNTY, Ratio: 3.55 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2004Stock Number30926-4 MLS Number14232937CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Eaton RS404 Rear Differential for a 2000 Kenworth T800 $695 USD RS404 3.90 RATIO USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRANTY., Axle Spline Count: 41, Ratio: 3.90, Casting#: 127608 ConditionUsedRear End3.90 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2000Stock Number10826-2 MLS Number14087670CategoryDifferentials, 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 Rear Differential for a 2008 Kenworth T800 $1,250 USD RRS40 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 Number80825-4 MLS Number13759153CategoryDifferentials, Rear Last Updated6/13/2026 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 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 RSH40 Rear Differential for a 1999 Kenworth T800 $595 USD RSH40 4.11 WILL INSPECT 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)1999Part NumberRSH40Stock Number40625-4 MLS Number13513872CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana-Spicer D46-170 Rear Differential for a 2006 Kenworth T800 $2,895 USD RECON R46-170D LOCKER 4.10. 1ST 6MONTH PARTS AND LABOR WARRANTY LAST 6 MONTH PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE, Ratio: 4.10, Casting#: NA ConditionRemanufacturedRear End4.10 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2006Stock Number32025-16 MLS Number13463581CategoryDifferentials, 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 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 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 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 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 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 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 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 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 0 Photos View 0 Videos 1990 Eaton RS461 Rear Differential for a Kenworth T800 $908 USD (USED) Eaton RS461 Ratio: 4.56 Side Gear Splines: 36 W/ Locker: NO Cast#: 127220 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Stock Number26030575 MLS Number14475585CategoryDifferentials, Rear Last Updated8/5/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2000 Eaton RS404 Rear Differential for a Kenworth T800 $595 USD (USED) Eaton RS404 Ratio: 4.11 Side Gear Splines: 41 W/ Locker: NO Cast#: 127603 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Stock Number26020028 MLS Number14506232CategoryDifferentials, Rear Last Updated7/25/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1993 Eaton RS402 Rear Differential for a Kenworth T800 $750 USD (USED) Eaton RS402 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Stock Number26011663 MLS Number14411582CategoryDifferentials, Rear Last Updated6/7/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info