Used Eaton RS404 Rear Differentials For Sale

1 0

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

(866) 828-___ SHOW
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3 0

2007 Eaton RS404 Rear Differential for a Freightliner COLUMBIA 120

$699.99 USD

Eaton RS404 Rear Rear Differential 3.70 Ratio, From 2007 Freightliner Columbia 120 VIN 1FUJA6CK07LY28312

Condition	Used
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	COLUMBIA 120
Stock Number	146951
MLS Number	13676058
Category	Differentials, Rear
Last Updated	6/29/2025
Location	Owensboro, KY, US
Sold By	West Side Truck Parts

2 0

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.

3 0

2002 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#: 123797 Ref# ASMG123797-1

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	C120 CENTURY
Part Number	ASMG123797-1
Stock Number	25794321
MLS Number	13604684
Category	Differentials, Rear
Last Updated	6/29/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2 0

2004 Eaton RS404 Rear Differential for a Western Star 4900FA

$325 USD

(USED) Eaton RS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 130825

Condition	Used
Fits To Make(s)	Western Star Trucks
Fits To Model(s)	4900FA
Stock Number	25806522
MLS Number	13631934
Category	Differentials, Rear
Last Updated	6/28/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

(866) 828-___ SHOW
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3 0

2001 Eaton RS404 Rear Differential for a Western Star TR 4900 EX

$699.99 USD

Eaton RS404 Rear Rear Differential 3.55 Ratio, From 2001 Western Star 4900 EX VIN 5CKEDDJHX1C100274

Condition	Used
Fits To Make(s)	WESTERN STAR TR
Fits To Model(s)	4900 EX
Stock Number	146931
MLS Number	13665708
Category	Differentials, Rear
Last Updated	6/26/2025
Location	Owensboro, KY, US
Sold By	West Side Truck Parts

4 0

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.

(866) 314-___ SHOW
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1 0

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

(855) 946-___ SHOW
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1 0

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.

5 0

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.

3 0

2002 Eaton RS404 Rear Differential for a Thomas Saf-T-Liner Mvp-Ef

$375 USD

(USED) Eaton RS404 Ratio: 4.88 Side Gear Splines: 41 W/ Locker: NO Cast#: 129543 Ref# 129543

Condition	Used
Fits To Make(s)	Thomas
Fits To Model(s)	SAF-T-LINER MVP-EF
Part Number	129543
Stock Number	25701301
MLS Number	13187897
Category	Differentials, Rear
Last Updated	6/4/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

1 0

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

4 0

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

2 0

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

(855) 980-___ SHOW
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1 0

Eaton RS404 Rear Differential for a 2012 Peterbilt 389

Contact for price

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

(833) 432-___ SHOW
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2 0

Eaton RS404 Rear Differential

$550 USD

3.55 Ratio 41 Spline

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	RS404
Stock Number	R11923571
MLS Number	13593403
Category	Differentials, Rear
Last Updated	5/21/2025
Location	Spokane Valley, WA, US
Sold By	Spalding Truck Parts

3 0

2000 Eaton RS404 Rear Differential for a Sterling A9513

$375 USD

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

Condition	Used
Fits To Make(s)	Sterling
Fits To Model(s)	A9513
Stock Number	25469882
MLS Number	12275817
Category	Differentials, Rear
Last Updated	5/22/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2 0

Eaton RS404 Rear Differential for a 1998 Volvo VN

$795 USD

GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Core Charge: 250.00, Ratio: 3.70

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	Volvo
Fits To Model(s)	VN
Will Fit Year(s)	1998
Part Number	RS404
Stock Number	50625-4
MLS Number	13565536
Category	Differentials, Rear
Last Updated	5/8/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(855) 980-___ SHOW
NUMBERCall Seller

1 0

Eaton RS404 Rear Differential for a 2000 Peterbilt 379

Contact for price

GOOD SHAPE, Ratio: 370

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	2000
Stock Number	548782-3
MLS Number	13556671
Category	Differentials, Rear
Last Updated	5/3/2025
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

2 0

Eaton RS404 Rear Differential

$895 USD

REFUBISHED RS404 3.36 6 MONTH PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Core Charge: 250, Ratio: 3.36

Condition	Used
Rear End	3.36 ratio
Stock Number	43401
MLS Number	9001034
Category	Differentials, Rear
Last Updated	4/30/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(833) 359-___ SHOW
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1 0

2012 Eaton RS404 Rear Differential for a International Prostar

$795 USD

USED EATON RS404 REAR REAR DIFFERENTIAL/3.42 RATIO

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	Prostar
Stock Number	90185
MLS Number	12835156
Category	Differentials, Rear
Last Updated	4/26/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

3 0

2013 Eaton RS404 Rear Differential for a Freightliner Cascadia

$400 USD

(USED) Eaton RS404 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 509825 Ref# S11-21808-355

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	CASCADIA
Part Number	S11-21808-355
Stock Number	25780126
MLS Number	13513645
Category	Differentials, Rear
Last Updated	4/21/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

4 0

2007 Eaton RS404 Rear Differential for a Freightliner Columbia 120

$375 USD

(USED) Eaton RS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 Ref# 509826

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	COLUMBIA 120
Part Number	509826
Stock Number	25784496
MLS Number	13529716
Category	Differentials, Rear
Last Updated	4/21/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2 0

2007 Eaton RS404 Rear Differential for a Freightliner Columbia 120

$375 USD

(USED) Eaton RS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	COLUMBIA 120
Stock Number	25726860
MLS Number	13281662
Category	Differentials, Rear
Last Updated	4/12/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.