Eaton RS404 Axles & Differentials For Sale

Your Current Search

Industry
Truck Parts

Category
Axles & Differentials

Manufacturer
Eaton

Model
RS404

Click the to remove the filter.

Save Search

Email Alert

What's Save Search and Email Alert?

Narrow Your Search

Keyword Search

Search within the selected criteria

Equipment Type

Shop Axles & Differentials by Subcategory

Differentials, Rear

Axle Housings, Rear

26 - 47 of 47 listings

2000 Eaton RS404 Rear Axle Housing for a Volvo VNL

$950 USD

(USED) Eaton RS404 Brakes: AIR DRUM Whl Type: PILOT Suspension: VOLVO AIR Track Width : 73

Condition	Used
Fits To Make(s)	Volvo
Fits To Model(s)	VNL
Stock Number	25581081
MLS Number	12599077
Category	Axle Housings, Rear
Last Updated	1/31/2024
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

1998 Eaton RS404 Rear Axle Housing for a Peterbilt 379

1999 Eaton RS404 Rear Differential for a Freightliner FLD120

Newly Listed

$375 USD

(USED) Eaton RS404 Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: VERIFY Ref# 509322

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD120
Part Number	509322
Stock Number	26053093
MLS Number	14598090
Category	Differentials, Rear
Last Updated	9/11/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

2000 Eaton RS404 Rear Differential for a Peterbilt 378

$425 USD

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

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Part Number	N/A
Stock Number	26047080
MLS Number	14570431
Category	Differentials, Rear
Last Updated	8/28/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

2011 Eaton RS404 Rear Axle Housing for a International Prostar

$950 USD

(USED) Eaton RS404 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: IROS Track Width : 73

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Stock Number	25909644
MLS Number	14054470
Category	Axle Housings, Rear
Last Updated	8/21/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

1996 Eaton RS404 Rear Differential for a Freightliner FLD120

$325 USD

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

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD120
Part Number	N/A
Stock Number	25964993
MLS Number	14301527
Category	Differentials, Rear
Last Updated	8/12/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

1998 Eaton RS404 Rear Differential for a Peterbilt 379

$375 USD

(USED) Eaton RS404 Ratio: 2.85 Side Gear Splines: 41 W/ Locker: NO Cast#: 127603 Ref# 13701

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Part Number	13701
Stock Number	26027389
MLS Number	14466395
Category	Differentials, Rear
Last Updated	7/18/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

1998 Eaton RS404 Rear Differential for a Peterbilt 377

$425 USD

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

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	377
Part Number	N/A NO TAG
Stock Number	26022267
MLS Number	14489459
Category	Differentials, Rear
Last Updated	7/17/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

2009 Eaton RS404 Rear Axle Housing for a International Workstar

$950 USD

(USED) Eaton RS404 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: HENDRICKSON Track Width : 72

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	WORKSTAR
Stock Number	25963872
MLS Number	14256243
Category	Axle Housings, Rear
Last Updated	7/9/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

2000 Eaton RS404 Rear Differential for a Kenworth T800

$595 USD

(USED) Eaton RS404 Ratio: 4.11 Side Gear Splines: 41 W/ Locker: NO Cast#: 127603 Ref# N/A MISSING OEM TAG

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Part Number	N/A
Stock Number	26015931
MLS Number	14438859
Category	Differentials, Rear
Last Updated	7/4/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

2000 Eaton RS404 Rear Axle Housing for a Kenworth T800

$950 USD

(USED) Eaton RS404 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AG400 Track Width : 72

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Stock Number	26015933
MLS Number	14432999
Category	Axle Housings, Rear
Last Updated	6/17/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

2003 Eaton RS404 Rear Differential for a Mack CX

$425 USD

(USED) Eaton RS404 Ratio: 3.90 Side Gear Splines: 41 W/ Locker: NO Cast#: 127603 Ref# 02-X32-A81

Condition	Used
Fits To Make(s)	Mack
Fits To Model(s)	CX
Part Number	02-X32-A81
Stock Number	26005328
MLS Number	14409605
Category	Differentials, Rear
Last Updated	6/5/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

2003 Eaton RS404 Rear Axle Housing for a Mack CX

$950 USD

(USED) Eaton RS404 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: MACK AIR Track Width : 73

Condition	Used
Fits To Make(s)	Mack
Fits To Model(s)	CX
Stock Number	26005331
MLS Number	14396361
Category	Axle Housings, Rear
Last Updated	5/29/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

2000 Eaton RS404 Rear Axle Housing for a Kenworth W900L

$950 USD

(USED) Eaton RS404 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AG400 Track Width : 73

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	W900L
Stock Number	25884091
MLS Number	13911962
Category	Axle Housings, Rear
Last Updated	5/22/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

2010 Eaton RS404 Rear Differential for a International Prostar

$375 USD

(USED) Eaton RS404 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: VERIFY

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	Prostar
Stock Number	25987490
MLS Number	14340795
Category	Differentials, Rear
Last Updated	4/30/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

1997 Eaton RS404 Rear Differential for a Volvo Wia

$325 USD

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

Condition	Used
Fits To Make(s)	Volvo
Fits To Model(s)	Wia
Part Number	N/A
Stock Number	25962854
MLS Number	14306856
Category	Differentials, Rear
Last Updated	4/13/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

1995 Eaton RS404 Rear Differential for a Freightliner FLD112

$425 USD

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

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD112
Part Number	N/A
Stock Number	25948743
MLS Number	14301535
Category	Differentials, Rear
Last Updated	4/10/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

1995 Eaton RS404 Rear Axle Housing for a Freightliner FLD112

$950 USD

(USED) Eaton RS404 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AIRLINER Track Width : 72

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD112
Stock Number	25948748
MLS Number	14194699
Category	Axle Housings, Rear
Last Updated	3/8/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

1995 Eaton RS404 Rear Axle Housing for a International 9200

$950 USD

(USED) Eaton RS404 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: IROS Track Width : 73

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	9200
Stock Number	25864956
MLS Number	13822130
Category	Axle Housings, Rear
Last Updated	2/8/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

2000 Eaton RS404 Rear Axle Housing for a Volvo VNM

$950 USD

(USED) Eaton RS404 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: VOLVO AIR Track Width : 73

Condition	Used
Fits To Make(s)	Volvo
Fits To Model(s)	VNM
Stock Number	25900012
MLS Number	13992011
Category	Axle Housings, Rear
Last Updated	11/20/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

2000 Eaton RS404 Rear Axle Housing for a Freightliner FLD120

$950 USD

(USED) Eaton RS404 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AIRLINER Track Width : 72

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD120
Stock Number	25844616
MLS Number	13764070
Category	Axle Housings, Rear
Last Updated	8/17/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

1999 Eaton RS404 Rear Axle Housing for a Kenworth T600

$950 USD

(USED) Eaton RS404 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AG400 Track Width : 73

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Stock Number	25831443
MLS Number	13722082
Category	Axle Housings, Rear
Last Updated	7/25/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.