Eaton Rear Differentials For Sale

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Eaton RS404 Rear Differential for a 2013 Freightliner CASCADIA PX125064S T

Newly Listed

$700 USD

GOOD USED, Core Charge: 0, Ratio: 3.70

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CASCADIA PX125064S T
Will Fit Year(s)	2013
Stock Number	2A2E57198
MLS Number	14144020
Category	Differentials, Rear
Last Updated	2/14/2026
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

2016 Eaton T680 Rear Differential for a Kenworth T680

Newly Listed

$500 USD

RSP40 - 3.42 Ratio - Pullout - P/N 515354

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	UPS-277239-15
MLS Number	14143036
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2016 Eaton RSP40 Rear Differential

Newly Listed

$500 USD

RSP40 - 3.42 Ratio - Pullout - P/N 515354

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	EATON
Fits To Model(s)	RSP40
Stock Number	UPS-277185-18
MLS Number	14142998
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2016 Eaton RSP40 Rear Differential for a Kenworth T680

Newly Listed

$500 USD

RSP40 - 3.42 Ratio - Pullout - P/N 515354

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	UPS-277190-18
MLS Number	14142982
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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Eaton RS404 Rear Differential

Recently Updated

$500 USD

Good used Eaton DS404 Rear, Rear Differential Assembly. 3.55 Ratio. 90 day guarantee for swap or refund

Quantity	3
Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	EATON
Fits To Model(s)	RS404
Stock Number	Ryd RS404/3.55/41
MLS Number	10204592
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Eaton 19060-S Rear Differential

Recently Updated

$500 USD

Good used Eaton 19060-S Rear, Rear Differential Assembly 6.17 Ratio 90 day guarantee for swap or refund,

Quantity	2
Condition	Used
Rear End	6.17 ratio
Fits To Make(s)	EATON
Fits To Model(s)	19060-S
Stock Number	Ryd 19060-S/6.17/39
MLS Number	10258337
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

2023 Eaton RDH40 Rear Differential for a Kenworth T880

Recently Updated

$1,495 USD

RDH40 3.70 LOCKER Inspected Takeout +$650 Core, Yoke: SPL170, Side Gear: 41 Splines, Input: 39 Splines,

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T880
Stock Number	16250
MLS Number	14092627
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2016 Eaton RDP41-4.11 Rear Differential for a Kenworth T400

Recently Updated

$1,500 USD

RDP41 4.11 LOCKER Inspected Take Out + $1200 Core, Yoke: SPL170, Side Gear: 41 Splines, Input: 39 Splines, Locker

Condition	Used
Rear End	4.11 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T400
Stock Number	16070
MLS Number	14030192
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

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

Condition	Used
Rear End	4.33 ratio
Stock Number	15402
MLS Number	13884893
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

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

Condition	Used
Rear End	4.33 ratio
Stock Number	15089
MLS Number	13820100
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton RSP40-3.08 Rear Differential

Recently Updated

$995 USD

RSP40 3.08 ratio, Eaton/Spicer Rear differential,RSP40+150 core, OEM# C2-1A63BA3000000000

Condition	Used
Rear End	3.08 ratio
Stock Number	11260
MLS Number	13160124
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2014 Eaton RSP41 Rear Differential for a Peterbilt 579

Recently Updated

$795 USD

RSP41 3.42 Takeout +$150 core, SN: HN04250094, OEM# C2-1C13GB2000000000

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	579
Stock Number	11259
MLS Number	13160121
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2016 Eaton RSP40 Rear Differential for a Kenworth T680

Newly Listed

$500 USD

RSP40 - 3.42 Ratio - Pullout - P/N 515354

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	UPS-277298-18
MLS Number	14140803
Category	Differentials, Rear
Last Updated	2/12/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2016 Eaton RSP40 Rear Differential for a Kenworth T680

Newly Listed

$500 USD

RSP40 - 3.42 Ratio - Pullout - P/N 515354.

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	UPS-277192-18
MLS Number	14140764
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2017 Eaton RSP40 Rear Differential for a Kenworth T680

Newly Listed

$500 USD

RSP40 - 3.36 Ratio - Pullout - P/N 511328

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	2017-27
MLS Number	14140676
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton RS404-3.25 Rear Differential

Newly Listed

$899.95 USD

RS404 3.25 Inspected Takeout +$250 Core, Yoke: 1710, Side Gear: 41 Splines, Input: 39 Splines, Non Locker,

Condition	Used
Rear End	3.25 ratio
Stock Number	16551
MLS Number	14139704
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2010 Eaton R170-4.30 Rear Differential for a Peterbilt 335

Newly Listed

$1,795 USD

R170 4.30 Inspected Takeout +$750 Core, 46K Capacity, Yoke: 1760, Side Gear: 46 Splines, Input: 46 Splines, Non-Locker

Condition	Used
Rear End	4.30 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	335
Stock Number	16550
MLS Number	14139702
Category	Differentials, Rear
Last Updated	2/13/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton RS404-3.90 Rear Differential

Recently Updated

$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

Condition	Remanufactured
Rear End	3.90 ratio
Stock Number	15366
MLS Number	13876408
Category	Differentials, Rear
Last Updated	2/12/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton RSP40 Rear Differential

Recently Updated

$1,595 USD

RSP40 3.36 REBUILT +$350 Core, Yoke: N/A, Side Gear: 41 Splines, Input: 39 Splines, Non-Locker

Condition	Remanufactured
Rear End	3.36 ratio
Stock Number	15069
MLS Number	13815358
Category	Differentials, Rear
Last Updated	2/12/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2001 Eaton RS404-3.90 Rear Differential for a Peterbilt 379

Recently Updated

$1,495 USD

RS404 3.90 REBUILT+$250 core, Yoke; 1710, Side gear; 41 Spline, Input shaft; 39 spline

Condition	Remanufactured
Rear End	3.90 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	379
Stock Number	14993
MLS Number	13810843
Category	Differentials, Rear
Last Updated	2/12/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2016 Eaton RDH40 Rear Differential for a Kenworth T880

Recently Updated

$1,495 USD

RDH40 3.70 LOCKER Inspected Takeout +$650 core, Yoke: SPL170, Side Gear: 41 Splines, Input: 39 Splines

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T880
Stock Number	14737
MLS Number	13780952
Category	Differentials, Rear
Last Updated	2/12/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2018 Eaton RSH40-3.25 Rear Differential for a Kenworth T880

Recently Updated

$899 USD

RSH40 3.25 Inspected Takeout +$250 Core, Yoke: SPL 170, Side Gear: 41 Spline, Input: 39 Spline, Non locker

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T880
Stock Number	14601
MLS Number	13755066
Category	Differentials, Rear
Last Updated	2/12/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton RSP40-3.55 Rear Differential

Recently Updated

$1,595 USD

Eaton RSP40 3.55 REBUILT +$ 350 Core, Non locker, Side gear: 41 Splines, Input: 39 Splines, 40K capacity

Condition	Remanufactured
Rear End	3.55 ratio
Stock Number	14570
MLS Number	13746990
Category	Differentials, Rear
Last Updated	2/12/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton RSP40-3.70 Rear Differential

Recently Updated

$1,595 USD

RSP40 3.70 REBUILT +$350Core, Yoke N/A, Side gear: 41 Spline, Input : 39 Spline, Non- Locker,

Condition	Remanufactured
Rear End	3.70 ratio
Stock Number	12550
MLS Number	13376964
Category	Differentials, Rear
Last Updated	2/12/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower