Eaton RS404 Truck Parts For Sale

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Eaton RS404 Bearing Cone, Part # 72212C

$48.83 USD

bearing cone

Quantity	8
Condition	New
Part Number	72212c
Stock Number	72212
MLS Number	9003544
Category	Differential Misc. Parts
Last Updated	4/3/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RS404 Rear Differential, RATIO 3.70

$650 USD

USED EATON RS404 REAR DIFFERENTIAL ASSEMBLY, RATIO 3.70, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN.

Condition	Used
Part Number	RS404, RATIO 3.70
Stock Number	S4100
MLS Number	10149799
Category	Differentials, Rear
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Eaton RS404 Rear Differential Ratio 3.25

$650 USD

USED EATON RS404 REAR DIFFERENTIAL ASSEMBLY, RATIO 3.25, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN.

Condition	Used
Part Number	RS404, Ratio 3.25
Stock Number	S4098
MLS Number	10149792
Category	Differentials, Rear
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Eaton RS404 Rear Differential Ratio 2.85

$650 USD

USED EATON RS404 REAR DIFFERENTIAL ASSEMBLY, RATIO 2.85, 30 DAY WARRANTY, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGINE.

Condition	Used
Part Number	RS404
Stock Number	S091
MLS Number	10134416
Category	Differentials, Rear
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Eaton RS404 Differential, RATIO 2.64

$950 USD

USED EATON RS404 REAR DIFFERENTIAL ASSEMBLY, RATIO 2.64.

Condition	Used
Part Number	RS404 RATIO 2.64
Stock Number	S4062
MLS Number	10093197
Category	Differentials, Unspecified
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Eaton RS404 Rear Differential, Ratio 3.90

$650 USD

USED EATON RS404 REAR DIFFERENTIAL, RATIO 3.90.

Condition	Used
Part Number	RS404
Stock Number	S4048
MLS Number	10107808
Category	Differentials, Rear
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Eaton RS404 Differential, 4.88 RATIO

$650 USD

USED EATON RS404 REAR DIFFERENTIAL, RATIO 4.88.,

Condition	Used
Part Number	RS404
Stock Number	S4080
MLS Number	10107142
Category	Differentials, Unspecified
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Eaton RS404 Differential, RATIO 3.55

$650 USD

USED/ TAKE OUT EATON RS404 REAR DIFFERENTIAL, RATIO 3.55, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN.

Condition	Used
Part Number	RS404, RATIO 3.55
Stock Number	S4077
MLS Number	10107110
Category	Differentials, Unspecified
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Eaton RS404 Differential, REAR, RATIO 3.36

$650 USD

USED EATON RS404 REAR DIFFERENTIAL, RATIO 3.36, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN.

Condition	Used
Part Number	RS404, RATIO 3.36
Stock Number	S4076
MLS Number	10106119
Category	Differentials, Unspecified
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Eaton RS404 Differential, Rear Ratio 3.55

$650 USD

USED EATON RS404 REAR DIFFERENTIAL, RATIO 3.55, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN.

Condition	Used
Part Number	RS404, RATIO 3.55
Stock Number	S4075
MLS Number	10106118
Category	Differentials, Unspecified
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Eaton RS404 Differential

$650 USD

USED EATON RS404 REAR DIFFERENTIAL, RATIO 2.85. FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN.

Condition	Used
Part Number	RS404
Stock Number	S4074
MLS Number	10101640
Category	Differentials, Unspecified
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Eaton RS404 Differential REAR DIFFERENTIAL, RATIO 3.70

$650 USD

USED EATON RS404 REAR DIFFERENTIAL ASSEMBLY, RATIO 3.70.

Condition	Used
Part Number	RS404
Stock Number	S4073
MLS Number	10101638
Category	Differentials, Unspecified
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Eaton RS404 Rear Differential

$650 USD

USED EATON RS404 REAR DIFFERENTIAL RATIO 3.55, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN.

Condition	Used
Part Number	RS404 RATIO 3.55
Stock Number	S4058
MLS Number	10092934
Category	Differentials, Rear
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

Eaton RS404 Rear Differential, 3.90 Ratio

$650 USD

USED EATON RS404 REAR DIFFERENTIAL, RATIO 3.90, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN

Condition	Used
Part Number	RS404
Stock Number	S4057
MLS Number	10092334
Category	Differentials, Rear
Last Updated	2/15/2020
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

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Eaton RS404 Rear Axle Housing for a 2000 Freightliner FLD

Contact for price

GOOD CONDITION. BARE HOUSING.

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD
Will Fit Year(s)	2000
Stock Number	1054
MLS Number	9585295
Category	Axle Housings, Rear
Last Updated	11/29/2018
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

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Eaton RS404 Rear Differential

Newly Listed

$1,250 USD

REMAN 1 YEAR WARR.

Condition	Remanufactured
Rear End	3.70 ratio
Stock Number	28379
MLS Number	14293448
Category	Differentials, Rear
Last Updated	4/7/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

2001 Eaton RS404 Rear Axle Housing for a Freightliner FL112

Newly Listed

$980 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)	FL112
Stock Number	25872088
MLS Number	14286531
Category	Axle Housings, Rear
Last Updated	4/4/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

1993 Eaton RS404 Rear Axle Housing for a Peterbilt 379

Recently Updated

$950 USD

(USED) Eaton RS404 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: PETE AIR LEAF Track Width : 70

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Stock Number	25879343
MLS Number	13882041
Category	Axle Housings, Rear
Last Updated	4/4/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(855) 794-___ SHOW
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Eaton RS404 Rear Axle Housing for a Unmarked N/A

Recently Updated

$850 USD

Eaton Rear Axle Housing, RS404, w/ Torque Rod Bracket, 54" Inner Flange to Flange, 16 Hole Flange. P/N 320108, S/N U032571318

Condition	Used
Fits To Make(s)	Unmarked
Fits To Model(s)	N/A
Stock Number	4538503
MLS Number	13891095
Category	Axle Housings, Rear
Last Updated	4/2/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2006 Eaton RS404 Rear Differential for a Volvo VNL

Recently Updated

$585 USD

(USED) Eaton RS404 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 SURFACE RUST

Condition	Used
Fits To Make(s)	Volvo
Fits To Model(s)	VNL
Stock Number	25950144
MLS Number	14254131
Category	Differentials, Rear
Last Updated	4/2/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

2007 Eaton RS404 Rear Differential for a International 9200

Newly Listed

$375 USD

(USED) Eaton RS404 Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: NF-D0-D1 Ref# 507155

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	9200
Part Number	507155
Stock Number	25970806
MLS Number	14280942
Category	Differentials, Rear
Last Updated	4/5/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

Eaton RS404 Rear Differential

Recently Updated

Contact for price

Used Eaton Fuller RS404 Ratio 3.55

Condition	Used
Stock Number	S4075
MLS Number	11939141
Category	Differentials, Rear
Last Updated	4/1/2026
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

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Eaton RS404 Rear Differential

Recently Updated

$1,200 USD

Remanufactured Eaton RS404 rear, rear differential assembly. 3.90 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered

Quantity	8
Condition	Remanufactured
Rear End	3.90 ratio
Fits To Make(s)	EATON
Fits To Model(s)	RS404
Stock Number	BP TRS RS404/3.90
MLS Number	14050292
Category	Differentials, Rear
Last Updated	3/31/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

1999 Eaton RS404 Rear Differential for a Kenworth T600

$425 USD

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

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Stock Number	25963318
MLS Number	14272411
Category	Differentials, Rear
Last Updated	3/28/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.