Eaton RS404 Rear Differentials For Sale by Dealerships

2004 Eaton RS404 Rear Differential for a Freightliner C120 Century

$400 USD

(USED) Eaton RS404 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 130825

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	C120 CENTURY
Stock Number	25679000
MLS Number	13095693
Category	Differentials, Rear
Last Updated	7/26/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

Eaton RS404 Rear Differential for a 2005 Freightliner Columbia 120

$495 USD

RS404 3.70 GOOD INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 300.00, Ratio: 3.70

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Columbia 120
Will Fit Year(s)	2005
Stock Number	90324-4
MLS Number	13092531
Category	Differentials, Rear
Last Updated	7/22/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RS404 Rear Differential

$700 USD

EATON DIFFERENTIAL REAR REAR RS404 RATIO 3.70

Condition	Used
Stock Number	136546
MLS Number	11361345
Category	Differentials, Rear
Last Updated	7/17/2025
Location	Owensboro, KY, US
Sold By	West Side Truck Parts

Eaton RS404 Rear Differential for a 1996 Kenworth T600

$595 USD

GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250.00, Ratio: 355

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Will Fit Year(s)	1996
Part Number	RS404
Stock Number	71125-4
MLS Number	13706538
Category	Differentials, Rear
Last Updated	7/17/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

2010 Eaton RS404 Rear Differential for a International Prostar

$325 USD

(USED) Eaton RS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: N/A Ref# 509826

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	Prostar
Part Number	509826
Stock Number	25826295
MLS Number	13699471
Category	Differentials, Rear
Last Updated	7/14/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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Eaton RS404 Rear Differential for a 2000 GMC T8500 C/O

$700 USD

GOOD USED, Core Charge: 0, Ratio: 4.33

Condition	Used
Rear End	4.33 ratio
Fits To Make(s)	GMC
Fits To Model(s)	T8500 C/O
Will Fit Year(s)	2000
Stock Number	2A2E56537
MLS Number	13699219
Category	Differentials, Rear
Last Updated	7/19/2025
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

2007 Eaton RS404 Rear Differential for a International 9900

$375 USD

(USED) Eaton RS404 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	9900
Stock Number	25826215
MLS Number	13697178
Category	Differentials, Rear
Last Updated	7/12/2025
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

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Eaton RS404 Rear Differential for a 1999 Volvo VNL64T

$500 USD

GOOD USED, Core Charge: 0, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	VOLVO
Fits To Model(s)	VNL64T
Will Fit Year(s)	1999
Stock Number	2A2E56519
MLS Number	13679382
Category	Differentials, Rear
Last Updated	9/28/2025
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

2010 Eaton RS404 Rear Differential for a International Prostar

$325 USD

(USED) Eaton RS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: VERIFY Ref# 509826

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	Prostar
Part Number	509826
Stock Number	25824480
MLS Number	13692638
Category	Differentials, Rear
Last Updated	7/10/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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Eaton RS404 Rear Differential for a 2000 Freightliner Century Class

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MILES 384380, Ratio: 370

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Century Class
Will Fit Year(s)	2000
Stock Number	055900-5
MLS Number	13689306
Category	Differentials, Rear
Last Updated	7/9/2025
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

1999 Eaton RS404 Rear Differential for a Freightliner FLD112

$375 USD

(USED) Eaton RS404 Ratio: 3.90 Side Gear Splines: 41 W/ Locker: NO Cast#: 127603

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD112
Stock Number	25814470
MLS Number	13685971
Category	Differentials, Rear
Last Updated	7/5/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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Eaton RS404 Rear Differential for a 2007 International 9400

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MILES N/A, Ratio: 355

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	International
Fits To Model(s)	9400
Will Fit Year(s)	2007
Stock Number	475575-4
MLS Number	13684810
Category	Differentials, Rear
Last Updated	7/4/2025
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

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Eaton RS404 Rear Differential

$599.99 USD

EATON RS404 REAR REAR DIFFERENTIAL RATIO 3.55

Condition	Used
Stock Number	131202
MLS Number	11359409
Category	Differentials, Rear
Last Updated	7/1/2025
Location	Owensboro, KY, US
Sold By	West Side Truck Parts

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Eaton RS404 Rear Differential

$599.99 USD

EATON RS404 DIFFERENTIAL REAR REAR RATIO 3.70

Condition	Used
Stock Number	129832
MLS Number	11359033
Category	Differentials, Rear
Last Updated	7/1/2025
Location	Owensboro, KY, US
Sold By	West Side Truck Parts

Eaton RS404 Rear Differential for a 1995 Peterbilt 379

$595 USD

EATON RS404 3.70 RATIO REAR DIFFERENTIAL, WILL INSPECT, Ratio: 370

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	1995
Stock Number	60425-3
MLS Number	13677031
Category	Differentials, Rear
Last Updated	7/1/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

2005 Eaton RS404 Rear Differential for a International 9200

$375 USD

(USED) Eaton RS404 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: NA

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	9200
Stock Number	25749948
MLS Number	13411317
Category	Differentials, Rear
Last Updated	6/29/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2006 Eaton RS404 Rear Differential for a Chevrolet C8500

$375 USD

(USED) Eaton RS404 Ratio: 5.29 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	Chevrolet
Fits To Model(s)	C8500
Stock Number	25794564
MLS Number	13572795
Category	Differentials, Rear
Last Updated	6/20/2025
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

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Eaton RS404 Rear Differential

$550 USD

3.55,

Condition	Used
Stock Number	REAR-2160
MLS Number	13655794
Category	Differentials, Rear
Last Updated	6/19/2025
Location	LAKEVILLE, MN, US
Sold By	Manders Diesel

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2004 Eaton RS404 Rear Differential for a Eaton COLUMBIA 120

$850 USD

GOOD USED EATON RS404-3.70 REAR/REAR DIFFERENTIAL EXC.

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	COLUMBIA 120
Stock Number	145046
MLS Number	13651640
Category	Differentials, Rear
Last Updated	6/19/2025
Location	Oil City, LA, US
Sold By	Bobby Johnson Equipment Co., Inc.

2003 Eaton RS404 Rear Differential for a International 9200

$375 USD

(USED) Eaton RS404 Ratio: 3.90 Side Gear Splines: 41 W/ Locker: NO Cast#: 129351-C Ref# 509327

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	9200
Part Number	509327
Stock Number	25804158
MLS Number	13646073
Category	Differentials, Rear
Last Updated	6/18/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

Eaton RS404 Rear Differential for a 2001 Peterbilt 357

$595 USD

RS404 3.90 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.90

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	357
Will Fit Year(s)	2001
Stock Number	10625-4
MLS Number	13326263
Category	Differentials, Rear
Last Updated	6/3/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RS404 Rear Differential for a 2000 Kenworth T800

$1,095 USD

REFUBISHED RS404 3.70 6 MONTH PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: NA, Core Charge: 250, Ratio: 3.70

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2000
Part Number	RS404
Stock Number	50825-4
MLS Number	13568097
Category	Differentials, Rear
Last Updated	6/3/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RS404 Rear Differential for a 2002 Peterbilt 378

$695 USD

RS404 3.90 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Axle Spline Count: 41, Serial#: NA, Ratio: 3.90

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2002
Part Number	RS404
Stock Number	51425-4
MLS Number	13603064
Category	Differentials, Rear
Last Updated	6/10/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton RS404 Rear Differential for a 2012 Peterbilt 389

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GOOD SHAPE, Ratio: 355

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	389
Will Fit Year(s)	2012
Stock Number	137064-3
MLS Number	13597977
Category	Differentials, Rear
Last Updated	5/22/2025
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts