View 2 Photos View 0 Videos 2007 Eaton RSP40 Rear Differential for a Kenworth T800 Recently Updated $317 USD (USED) Eaton RSP40 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Stock Number25787778 MLS Number13558692CategoryDifferentials, Rear Last Updated9/19/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ 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 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 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 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 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 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 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 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 RSP40 Rear Axle Housing for a 2006 Kenworth T800 $995 USD GOOD USED REAR AXLE HOUSING FOR RSP40 OFF A KENWORTH AG400 SUSPENSION, Serial#: N/A, Core Charge: N/A, Hub Bolts: 10, Suspension: AG400 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2006Stock Number21318-25 MLS Number9359442CategoryAxle 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 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 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 0 Videos Eaton RSP40 Rear Axle Assembly for a 2007 Kenworth T800 Contact for price EATON RSP40 REAR AXLE HOUSING, CAPACITY: 40000 LB RATIO 3.55,, Ratio: 3.55 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Stock NumberKW-0427-42 MLS Number9988647CategoryAxle Assemblies, Rear Last Updated5/14/2026 LocationYork, ON, Canada Sold ByLomoca Inc. (833) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Eaton RSP40 Rear Axle Housing for a 2007 Kenworth T800 Contact for price EATON RSP40P AXLE HOUSING( REAR), ratio: 3.55 OFF A KENWORTH T800 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Stock NumberKW-0427-41 MLS Number9988646CategoryAxle Housings, Rear Last Updated5/14/2026 LocationYork, ON, Canada Sold ByLomoca Inc. (833) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2010 Eaton RSP40 Rear Differential for a Kenworth T800 $350 USD (USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Stock Number25725252 MLS Number13312724CategoryDifferentials, Rear Last Updated1/5/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2007 Eaton RSP40 Rear Differential for a Kenworth T800 $350 USD (USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Stock Number25672284 MLS Number12989118CategoryDifferentials, Rear Last Updated7/16/2024 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2005 Eaton RSP40 Rear Differential for a Kenworth T800 $795 USD USED EATON RSP40 REAR DIFFERENTIAL ASSEMBLY - RATIO: 3.36 ConditionUsedRear End3.36 ratioFits To Make(s)KENWORTHFits To Model(s)T800Stock Number68007 MLS Number12825073CategoryDifferentials, Rear Last Updated9/9/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2006 Eaton RSP40 Rear Differential for a Kenworth T800 $850 USD GTO ConditionUsedRear End3.55 ratioFits To Make(s)KENWORTHFits To Model(s)T800Stock Number20944 MLS Number10534029CategoryDifferentials, Rear Last Updated9/5/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2003 Eaton RSP40 Rear Differential for a Kenworth T800 $850 USD GTO ConditionUsedRear End2.93 ratioFits To Make(s)KENWORTHFits To Model(s)T800Stock Number22962 MLS Number10534385CategoryDifferentials, Rear Last Updated9/5/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1999 Eaton RSP40 Rear Differential for a Kenworth T800 Contact for price GTO ConditionUsedRear End3.36 ratioFits To Make(s)KENWORTHFits To Model(s)T800Stock Number24263 MLS Number10534873CategoryDifferentials, Rear Last Updated9/5/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2005 Eaton RSP40 Rear Differential for a Kenworth T800 Contact for price GTO ConditionUsedRear End3.70 ratioFits To Make(s)KENWORTHFits To Model(s)T800Stock Number24636 MLS Number10535064CategoryDifferentials, Rear Last Updated9/5/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2006 Eaton RSP40 Rear Differential for a Kenworth T800 Contact for price ConditionUsedRear End3.90 ratioFits To Make(s)KENWORTHFits To Model(s)T800Stock Number24986 MLS Number10638298CategoryDifferentials, Rear Last Updated9/5/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1996 Eaton RSP40 Rear Axle Housing for a Kenworth T800 $850 USD (USED) Eaton RSP40 Brake Type: AIR DRUM Wheel Type: BUDD Suspension: AG100 Track Width : 72 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Stock Number25878156 MLS Number13880565CategoryAxle Housings, Rear Last Updated10/17/2025 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info