6 0 Eaton RS402-3.70 Rear Differential Recently Updated $1,895 USD RS402 3.70 Rebuilt (with Detroit Locker) +$650 Core, Yoke: N/A, Side Gear: 41 Splines, Input: 39 Splines, Non-locker, Has a Detroit Locker, ConditionRemanufacturedRear End3.70 ratioStock Number16080 MLS Number14045106CategoryDifferentials, Rear Last Updated12/25/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 Eaton RS402 Rear Differential Recently Updated $899.95 USD Eaton RS402 4.33 +$150 Core, Capacity: 40K, Ratio: 4.33, Yoke: 1710, Side Gear: 41 Splines, Input: 39 Splines, Non-Locker ConditionUsedRear End4.33 ratioStock Number15402 MLS Number13884893CategoryDifferentials, Rear Last Updated12/25/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 0 Eaton RS402 Rear Differential Recently Updated $949.95 USD Eaton RS 402 4.33 Inspected Take out + $500 Core, Rear Differential, Capacity 40K, Ratio: 4.33, Yoke: 1710, Side Gear: 41 Splines, Input: 39 Splines, Non-Locker ConditionUsedRear End4.33 ratioStock Number15089 MLS Number13820100CategoryDifferentials, Rear Last Updated12/25/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 2001 Eaton RS404-3.90 Rear Differential for a Peterbilt 379 Recently Updated $899 USD RS404 3.90 Inspected takeout +$250 core, Yoke; 1710, Side gear; 41 Spline, Input shaft; 39 spline ConditionUsedRear End3.90 ratioFits To Make(s)PETERBILTFits To Model(s)379Stock Number14993 MLS Number13810843CategoryDifferentials, Rear Last Updated12/25/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 Eaton RS404-3.70 Rear Differential Recently Updated $899.95 USD RS404 3.70 Inspected takeout +250 core, Yoke 1710 Full round, Side gear 41 Spline, Input 39 Spline ConditionUsedRear End3.70 ratioStock Number12544 MLS Number13376958CategoryDifferentials, Rear Last Updated12/25/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
6 0 2017 Eaton R40-155-2.64 Rear Differential for a Kenworth T680 Recently Updated $1,595 USD R40-155 2.64 ratio Inspected Takeout +$750 Core , Takeout from low mileage non wrecked truck (2,605 miles) Yoke: SPL170, Side Gear: 41 Splines, Input Splines: 39 Splines, Non-... ConditionUsedRear End2.64 ratioFits To Make(s)KENWORTHFits To Model(s)T680Stock Number12399 MLS Number13333196CategoryDifferentials, Rear Last Updated12/25/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
6 0 2013 Eaton RDH40 Rear Differential for a Kenworth T660 $1,495 USD RDH40 3.70 LOCKER Inspected Takeout +$650 Core, Yoke: SPL170, Side Gear: 41 Splines, Input: 39 Splines, ConditionUsedRear End3.70 ratioFits To Make(s)KENWORTHFits To Model(s)T660Stock Number16063 MLS Number14027815CategoryDifferentials, Rear Last Updated12/25/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 Eaton RS404-3.90 Rear Differential $1,495 USD Eaton RS404 3.90 REBUILT+$250 Core, Capacity: 40K, Ratio: 3.90, Yoke: 1710, Side Gear: 41 Splines, Input: 39 Splines, Non-Locker ConditionRemanufacturedRear End3.90 ratioStock Number15366 MLS Number13876408CategoryDifferentials, Rear Last Updated12/25/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
6 0 2016 Eaton RDH40 Rear Differential for a Kenworth T880 $1,495 USD RDH40 3.70 LOCKER Inspected Takeout +$650 core, Yoke: SPL170, Side Gear: 41 Splines, Input: 39 Splines ConditionUsedRear End3.70 ratioFits To Make(s)KENWORTHFits To Model(s)T880Stock Number14737 MLS Number13780952CategoryDifferentials, Rear Last Updated12/19/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 0 Eaton RS402-3.90 Rear Differential $1,895 USD RS402 3.90 REBUILT +$650 Core, Yoke; N/A, Side gear; 41 Spline, Input; 39 Spline, Non-Locker ConditionRemanufacturedRear End3.90 ratioStock Number12900 MLS Number13531771CategoryDifferentials, Rear Last Updated12/19/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
6 0 Eaton RS402-4.11 Rear Differential $1,895 USD RS402 4.11 REBUILT + $650 Core, Yoke N/A, Side gears 41 Spline, Input 39 Spline, Non-Locker, ConditionRemanufacturedRear End4.11 ratioStock Number12558 MLS Number13376972CategoryDifferentials, Rear Last Updated12/19/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 Eaton RS402-3.70 Rear Differential $750 USD RS402-3.70 Core,, ring pinion damage, Yoke 1710 open, Side gear 41spline, Input 39 spline, ConditionUsedRear End3.70 ratioStock Number12461 MLS Number13355858CategoryDifferentials, Rear Last Updated12/19/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 Eaton RSP41 Rear Differential $795 USD RSP41 3.25 Inspected takeout +$150 core, Yoke; SPL170, Side gear; 41 Spline, Input shaft; 39 Spline ConditionUsedRear End3.25 ratioStock Number15390 MLS Number13880868CategoryDifferentials, Rear Last Updated12/17/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 2008 Eaton RSP40 Rear Differential for a Peterbilt 388 $500 USD RDP40 3.55 CORE ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)388Stock Number15070 MLS Number13815359CategoryDifferentials, Rear Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
7 0 Eaton RSP40 Rear Differential $1,225 USD RSP40 3.36 REBUILT +$450 Core, Yoke: N/A, Side Gear: 41 Splines, Input: 39 Splines, Non-Locker ConditionRemanufacturedRear End3.36 ratioStock Number15069 MLS Number13815358CategoryDifferentials, Rear Last Updated12/17/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
6 0 2016 Eaton RSP40 Rear Differential for a Peterbilt 579 $899 USD RSP40 3.55 Inspected Takeout +$250 Core, Capacity: 40K, Ratio: 3.55, Yoke: 1710, Side Gear: 41 Spline, Input: 39 Spline ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number14929 MLS Number13806984CategoryDifferentials, Rear Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 0 2020 Eaton RSP41 Rear Differential for a Peterbilt 365 $899 USD RSP41 3.90 Inspected Takeout +$150 Core, Yoke: SPL 170, Side Gear: 41 Spline, Input: 39 Spline, Non locker, ConditionUsedRear End3.90 ratioFits To Make(s)PETERBILTFits To Model(s)365Stock Number14608 MLS Number13755073CategoryDifferentials, Rear Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 0 2018 Eaton RSH40 Rear Differential for a Kenworth T880 $899 USD RSH40 3.25 Inspected Takeout +$250 Core, Yoke: SPL 170, Side Gear: 41 Spline, Input: 39 Spline, Non locker ConditionUsedRear End3.25 ratioFits To Make(s)KENWORTHFits To Model(s)T880Stock Number14601 MLS Number13755066CategoryDifferentials, Rear Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 0 Eaton RSP40-3.55 Rear Differential $350 USD Eaton RSP40 3.55 CORE, Non locker, Side gear: 41 Splines, Input: 39 Splines, 40K capacity ConditionUsedRear End3.55 ratioStock Number14570 MLS Number13746990CategoryDifferentials, Rear Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 Eaton RSH40 Rear Differential $899 USD RSH40 3.70 Inspected takeout +$250 core, Old stock, mileage unknown. Exchange Yoke; 1710, Side gear; 41 Spline, Input shaft; 39 Spline ConditionUsedRear End3.70 ratioStock Number13992 MLS Number13659359CategoryDifferentials, Rear Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 2009 Eaton RD404 Rear Differential for a International 4400 $995 USD RD404 6.50 LOCKER Inspected takeout. +$150 Core, Yoke; 1710, Side gear; 41 Spline, Input Shaft; 39 Spline ConditionUsedRear End6.50 ratioFits To Make(s)INTERNATIONALFits To Model(s)4400Stock Number13324 MLS Number13598390CategoryDifferentials, Rear Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 2016 Eaton R40-155DH-2.53 Rear Differential for a Kenworth T880 $2,295 USD R40-155DH 2.53 LOCKER Inspected takeout +$1200 Core, Yoke; SPL170, Side gear; 41 Spline, Input 39 spline, ConditionUsedRear End2.53 ratioFits To Make(s)KENWORTHFits To Model(s)T880Stock Number12825 MLS Number13492576CategoryDifferentials, Rear Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 Eaton 23105s-3.70 Rear Differential $750 USD 23105S 3.70 Inspected takeout. + $350 core, Yoke; 1760, Side gear 39 Spline, Input 44 Spline ConditionUsedRear End3.70 ratioStock Number12789 MLS Number13470772CategoryDifferentials, Rear Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 2011 Eaton RSH40 Rear Differential for a Kenworth T800 $899 USD RSH40 3.90 Inspected takeout +$250 Core Yoke; SPL170, Side gears; 41 Spline, Input shaft; 39 Spline, ConditionUsedRear End3.90 ratioFits To Make(s)KENWORTHFits To Model(s)T800Stock Number12658 MLS Number13418798CategoryDifferentials, Rear Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 Eaton RT400-4.56/6.21 Rear Differential $895 USD RT400 4.56/6.21 Two speed Takeout differential +$250 Core, Yoke N/A, Side gear 33 Spline, Input 29 Spline ConditionUsedStock Number12588 MLS Number13391632CategoryDifferentials, Rear Last Updated12/16/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info