Eaton RS404 Axles & Differentials For Sale

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RS404

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426 - 450 of 883 listings

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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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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2000 Eaton RS404 Rear Axle Housing for a Peterbilt 378

Recently Updated

$1,005 USD

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

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Stock Number	26047100
MLS Number	14540291
Category	Axle Housings, Rear
Last Updated	9/17/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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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	9/15/2026
Location	Scranton, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

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1999 Eaton RS404 Rear Axle Housing for a Freightliner FLD120

Newly Listed

$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	26053128
MLS Number	14600573
Category	Axle Housings, Rear
Last Updated	9/12/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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1990 Eaton RS404 Rear Axle Housing for a International 8200

Recently Updated

$950 USD

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

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	8200
Stock Number	26055205
MLS Number	14561516
Category	Axle Housings, Rear
Last Updated	9/12/2026
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

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2005 Eaton RS404 Rear Axle Housing for a Kenworth T300

Newly Listed

$950 USD

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

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T300
Stock Number	26065558
MLS Number	14600436
Category	Axle Housings, Rear
Last Updated	9/12/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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2001 Eaton RS404 Rear Differential for a Peterbilt 379

Recently Updated

$585 USD

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

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Stock Number	26037162
MLS Number	14503652
Category	Differentials, Rear
Last Updated	9/11/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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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.

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Eaton RS404 Rear Differential

$1,495 USD

REBUILT EATON RS404 REAR DIFFERENTIAL ASSEMBLY - RATIO: 2.93

Condition	Remanufactured
Rear End	2.93 ratio
Stock Number	ETR01037
MLS Number	12812076
Category	Differentials, Rear
Last Updated	9/9/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
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Eaton RS404 Rear Differential

$1,495 USD

REBUILT EATON RS404 REAR DIFFERENTIAL ASSEMBLY - RATIO: 2.93

Condition	Remanufactured
Rear End	2.93 ratio
Stock Number	ETR01916
MLS Number	12812079
Category	Differentials, Rear
Last Updated	9/9/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
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Eaton RS404 Rear Differential

$1,495 USD

REBUILT EATON RS404 REAR DIFFERENTIAL ASSEMBLY - RATIO: 2.93

Condition	Remanufactured
Rear End	2.93 ratio
Stock Number	ETR03116
MLS Number	12812080
Category	Differentials, Rear
Last Updated	9/9/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

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Eaton RS404 Rear Differential

$1,495 USD

REBUILT EATON RS404 REAR DIFFERENTIAL ASSEMBLY - RATIO: 2.93

Condition	Remanufactured
Rear End	2.93 ratio
Stock Number	ETR03579
MLS Number	12812085
Category	Differentials, Rear
Last Updated	9/9/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
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Eaton RS404 Rear Differential

$1,495 USD

REBUILT EATON RS404 REAR DIFFERENTIAL ASSEMBLY - RATIO: 2.93

Condition	Remanufactured
Rear End	2.93 ratio
Stock Number	ETR03818
MLS Number	12812088
Category	Differentials, Rear
Last Updated	9/9/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

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Eaton RS404 Rear Differential

$1,495 USD

REBUILT EATON RS404 REAR DIFFERENTIAL ASSEMBLY - RATIO: 2.93

Condition	Remanufactured
Rear End	2.93 ratio
Stock Number	ETR49176
MLS Number	12812091
Category	Differentials, Rear
Last Updated	9/9/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

(833) 359-___ SHOW
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Eaton RS404 Rear Differential

$1,495 USD

REBUILT EATON RS404 REAR DIFFERENTIAL ASSEMBLY - RATIO: 2.93

Condition	Remanufactured
Rear End	2.93 ratio
Stock Number	ETR91641
MLS Number	12812094
Category	Differentials, Rear
Last Updated	9/9/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.