Eaton Rear Differentials For Sale

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2016 Eaton RSP40 Rear Differential for a Kenworth T440

$574 USD

(USED) Eaton RSP40 Ratio: 4.33 Side Gear Splines: 41 W/ Locker: NO Cast#: NA

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T440
Stock Number	25924823
MLS Number	14104173
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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NUMBERCall Seller

2011 Eaton 21060D Rear Differential for a International Durastar (4400)

$995 USD

(USED) Eaton 21060D Ratio: 5.57 Side Gear Splines: 41 W/ Locker: YES Cast#: -

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	Durastar (4400)
Stock Number	25996403
MLS Number	14371273
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Des Moines, IA, US
Sold By	Vander Haag's Inc.

Eaton RS402 Rear Differential

$1,495 USD

REBUILT RS402 410 . 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62387, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 4.1

Condition	Remanufactured
Part Number	62387
Stock Number	62387
MLS Number	14370901
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton 17221 Rear Differential for a 1977 Ford LN750

$1,295 USD

GOOD INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE (CONFIRM SIDE GEAR), Serial#: NA, Core Charge: 500, Ratio: 6.5, Casting#: NA

Condition	Used
Rear End	6.50 ratio
Fits To Make(s)	Ford
Fits To Model(s)	LN750
Will Fit Year(s)	1977
Part Number	17221
Stock Number	81425-3
MLS Number	13768929
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton 19060S Rear Differential for a 1998 Chevrolet C7500

$695 USD

GOOD INSPECTED TAKEOUT,90 DAY WARRANTY EXCHANGE/ IN HYD BRAKE HOUSING, Core Charge: 250, Ratio: 3.9

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	Chevrolet
Fits To Model(s)	C7500
Will Fit Year(s)	1998
Stock Number	71625-4
MLS Number	13729513
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RDP40 Rear Differential

$2,195 USD

REBUILT RDP40 3.90. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41, Serial#: 14769, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 3.9

Condition	Remanufactured
Part Number	14769
Stock Number	14769
MLS Number	13583735
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

$795 USD

RSP40 4.88 GOOD INSPECTED TAKEOUT, 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250, Ratio: 4.88

Condition	Used
Rear End	4.88 ratio
Part Number	RSP41 RSP40 RS404
Stock Number	KL488
MLS Number	13311496
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton 19050s Rear Differential

$695 USD

19050S 4.88 GOOD USED TAKEOUT/ WILL INSPECT 90 DAY WARRANTY, Axle Spline Count: 36, Serial#: NA, Core Charge: 250, Ratio: 4.88

Condition	Used
Rear End	4.88 ratio
Part Number	19050S
Stock Number	94-2
MLS Number	12936604
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton R46-170D Rear Differential for a 2013 Kenworth W900

$2,250 USD

R23-170D 3.91 GOOD INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE/ LOCKER CRITICAL CORE, Axle Spline Count: 46, Serial#: NA, Core Charge: 750, Ratio: 3.91

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	W900
Will Fit Year(s)	2013
Part Number	R23-170D
Stock Number	22224-2
MLS Number	12707271
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential for a 2012 Peterbilt 384

$795 USD

RSP40 5.29 GOOD USED INSPECTED DIFFERENTIAL ASSEMBLY 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250, Ratio: 5.29

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	384
Will Fit Year(s)	2012
Part Number	RSP-40
Stock Number	82723-10
MLS Number	12288565
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RS404 Rear Differential for a 1996 Peterbilt 379

$695 USD

RS404 3.70 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY, Axle Spline Count: 41, Serial#: NA, Core Charge: 150, Ratio: 3.7

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	1996
Part Number	RS404
Stock Number	11523-8
MLS Number	11841047
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RS404 Rear Differential

$395 USD

RS404 3.55 GOOD INSPECTED TAKEOUT., Axle Spline Count: 41, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Stock Number	404R-BS
MLS Number	11795861
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton 17060S Rear Differential for a 2006 International 4300

$695 USD

19060s 5.29 GOOD USED REAR DIFF ASSEMBLY. 90 DAY WARRANTY EXCHANGE, Ratio: 5.29

Condition	Used
Rear End	5.29 ratio
Fits To Make(s)	International
Fits To Model(s)	4300
Will Fit Year(s)	2006
Part Number	17060S
Stock Number	121322-8
MLS Number	11763414
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RS381 Rear Differential for a 1987 Freightliner FLC

$795 USD

RS381 3.55 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY, Axle Spline Count: GET, Core Charge: 200, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	FLC
Will Fit Year(s)	1987
Part Number	RS--381
Stock Number	81222-8
MLS Number	11538011
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

$995 USD

GOOD USED TAKEOUT RSP40 5.57 RATIO NOTES, Ratio: 5.57

Condition	Used
Rear End	5.57 ratio
Stock Number	1234
MLS Number	11307487
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RS404 Rear Differential for a 2000 Kenworth W900

$695 USD

RS404 3.55 GOOD USED REAR DIFFERENTIAL ASSEMBLY. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: NA, Ratio: 3.55

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	W900
Will Fit Year(s)	2000
Part Number	RS-404
Stock Number	12022-6
MLS Number	11209105
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RS404 Rear Differential for a 2000 Peterbilt 379

$695 USD

RS404 3.55 GOOD INSPECTED TAKEOUT 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Ratio: 3.55, Casting#: NA

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	2000
Part Number	RS-404
Stock Number	82521-4
MLS Number	10934026
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RS402 Rear Differential

$795 USD

RS402 3.90 GOOD INSPECTED TAKEOOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 300, Ratio: 3.9

Condition	Used
Part Number	GET
Stock Number	P-14564
MLS Number	10746582
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton 21060S Rear Differential for a 2018 International DuraStar 4300

$695 USD

21060S 5.57 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY, Axle Spline Count: 41, Serial#: NA, Ratio: 5.57, Casting#: NA

Condition	Used
Rear End	5.57 ratio
Fits To Make(s)	International
Fits To Model(s)	DuraStar 4300
Will Fit Year(s)	2018
Part Number	19060-21060-22060
Stock Number	30921-6
MLS Number	10706263
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RS404 Rear Differential for a 2007 International 9400I

$495 USD

RS404 3.55 GOOD INSPECTED TAKEOUT, 90 DAY WARRANTY, Axle Spline Count: 41, Serial#: NA, Ratio: 3.55, Casting#: NA

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	International
Fits To Model(s)	9400I
Will Fit Year(s)	2007
Stock Number	11921-6
MLS Number	10630244
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton 17060S Rear Differential for a 2007 International 4200

$695 USD

21060S 6.17 GOOD USED DIFFERENTIAL ASSEMBLY. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 39, Serial#: NA, Ratio: 6.17, Casting#: NA

Condition	Used
Rear End	6.17 ratio
Fits To Make(s)	International
Fits To Model(s)	4200
Will Fit Year(s)	2007
Stock Number	101820-9
MLS Number	10506738
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RS404 Rear Differential for a 2009 International 8600

$795 USD

GOOD USED REAR DIFFERENTIAL ASSEMBLY 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Ratio: 3.9, Casting#: NA

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	International
Fits To Model(s)	8600
Will Fit Year(s)	2009
Part Number	RS404
Stock Number	51720-6
MLS Number	10210785
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RS404 Rear Differential for a 2005 International 9200/9400I

$395 USD

GOOD INSPECTED TAKEOUT 90/180 DAY WARR., Axle Spline Count: 41, Ratio: 3.7

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	International
Fits To Model(s)	9200/9400I
Will Fit Year(s)	2005
Stock Number	111516-10
MLS Number	9002523
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton 21060S Rear Differential for a 2008 International 4300-4400

$550 USD

21060S 5.57 good inspected differential assembly 90 day warranty. ALSO FITS RS404, Axle Spline Count: 41, Ratio: 5.57

Condition	Used
Rear End	5.57 ratio
Fits To Make(s)	International
Fits To Model(s)	4300-4400
Will Fit Year(s)	2008
Stock Number	32116-2
MLS Number	9002498
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts