Used Eaton DS404 Axles & Differentials For Sale

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Axles & Differentials

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Eaton

Model
DS404

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201 - 225 of 454 listings

Eaton DS404 Axle Shaft

Eaton DS404 Axle Shaft

$90 USD

USED AXLE SHAFT STAMP # 127438 FITS MOST EATON 404'S 405'S 454'S DSP40 RSP40 AND 21060'S MODELS 43.30"L 41SPL 2.1/8 W 8.50 FLANGE 7.00 8 5/8 STR HOLE, Axle Spline Count: 41

Quantity	20
Condition	Used
Part Number	127438
Stock Number	127438
MLS Number	9003043
Category	Axle Shafts
Last Updated	8/16/2023
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(833) 541-___ SHOW
NUMBERCall Seller

Holst Truck Parts

Eaton DS404 Front Differential, Ratio 3.55

Eaton DS404 Front Differential, Ratio 3.55

$950 USD

USED EATON DS404 FRONT DIFFERENTIAL, RATIO3.55

Condition	Used
Part Number	DS404
Stock Number	S4049
MLS Number	10107810
Category	Differentials, Front
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

(833) 396-___ SHOW
NUMBERCall Seller

Boots and Hank's Truck Parts, Inc.

Eaton DS404 Front Differential, Ratio 3.90

Eaton DS404 Front Differential, Ratio 3.90

$950 USD

USED EATON DS404 FRONT DIFFERENTIAL ASSEMBLY, RATIO 3.90.

Condition	Used
Part Number	DS404
Stock Number	S4047
MLS Number	10107805
Category	Differentials, Unspecified
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

(833) 396-___ SHOW
NUMBERCall Seller

Boots and Hank's Truck Parts, Inc.

Eaton DS404 Front Differential, Ratio 3.90

Eaton DS404 Front Differential, Ratio 3.90

$950 USD

USED EATON DS404 FRONT DIFFERENTIAL ASSEMBLY, RATIO 3.90

Condition	Used
Part Number	DS404
Stock Number	S4046
MLS Number	10107786
Category	Differentials, Unspecified
Last Updated	2/25/2020
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

(833) 396-___ SHOW
NUMBERCall Seller

Boots and Hank's Truck Parts, Inc.

Eaton DS404 Differential - FRONT, RATIO 3.70

Eaton DS404 Differential - FRONT, RATIO 3.70

$950 USD

USED/ TAKE OUT EATON DS404 FRONT DIFFERENTIAL, RATIO 3.70, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN.

Condition	Used
Part Number	40-145
Stock Number	S4065
MLS Number	10101165
Category	Differentials, Unspecified
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

(833) 396-___ SHOW
NUMBERCall Seller

Boots and Hank's Truck Parts, Inc.

Eaton DS404 Front Differential 3.90 Ratio

Eaton DS404 Front Differential 3.90 Ratio

$950 USD

USED EATON DS404 FRONT DIFFERENTIAL, 3.90 RATIO, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN.

Condition	Used
Part Number	DS 404 3.90 Ratio
Stock Number	S4063
MLS Number	10094981
Category	Differentials, Unspecified
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

(833) 396-___ SHOW
NUMBERCall Seller

Boots and Hank's Truck Parts, Inc.

Eaton DS404 Differential FRONT 3.55 RATIO

Eaton DS404 Differential FRONT 3.55 RATIO

$950 USD

USED EATON DS404 FRONT DIFFERENTIAL ASSEMBLY, RATIO 3.55, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN

Condition	Used
Part Number	DS404, RATIO 3.55
Stock Number	S4061
MLS Number	10092939
Category	Differentials, Unspecified
Last Updated	11/11/2020
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

(833) 396-___ SHOW
NUMBERCall Seller

Boots and Hank's Truck Parts, Inc.

Eaton DS404 Front Differential Ratio 3.36

Eaton DS404 Front Differential Ratio 3.36

$950 USD

USED EATON DS404 FRONT DIFFERENTIAL ASSEMBLY, 3.36 RATIO, CORE CHARGE $250.00, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN

Condition	Used
Part Number	DS404, 3.36
Stock Number	S4055
MLS Number	10092333
Category	Differentials, Unspecified
Last Updated	7/20/2020
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

(833) 396-___ SHOW
NUMBERCall Seller

Boots and Hank's Truck Parts, Inc.

2010 Eaton DS404 Differential Ratio 3.70

2010 Eaton DS404 Differential Ratio 3.70

$950 USD

USED TAKE OUT EATON DS 404 FRONT DIFFERENTIAL, RATIO 3.70, GEARS CHECKED, 41 SIDE GEARS, WARRANTY, FOR MORE INFORMATION PLEASE CALL (833) 396-5166.

Condition	Used
Part Number	DS404
Stock Number	S4031
MLS Number	10045914
Category	Differentials, Unspecified
Last Updated	4/7/2023
Location	Palmyra, PA, US
Sold By	Boots and Hank's Truck Parts, Inc.

(833) 396-___ SHOW
NUMBERCall Seller

Boots and Hank's Truck Parts, Inc.

Eaton DS404 Front Differential for a International Prostar

2011 Eaton DS404 Front Differential for a International Prostar

Recently Updated

$1,325 USD

(USED) Eaton DS404 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 132038 Ref# DS404355EX

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Part Number	DS404355EX
Stock Number	25932281
MLS Number	14131508
Category	Differentials, Front
Last Updated	3/28/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton DS404 Front Differential for a Kenworth T800

1999 Eaton DS404 Front Differential for a Kenworth T800

Newly Listed

$1,325 USD

(USED) Eaton DS404 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: -

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Stock Number	25959563
MLS Number	14268027
Category	Differentials, Front
Last Updated	3/26/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton DS404 Front Differential for a International Prostar

2010 Eaton DS404 Front Differential for a International Prostar

Recently Updated

$1,325 USD

(USED) Eaton DS404 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 129572 129572

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Stock Number	25940182
MLS Number	14146216
Category	Differentials, Front
Last Updated	3/25/2026
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton DS404 Front Differential for a Kenworth T660

2014 Eaton DS404 Front Differential for a Kenworth T660

$1,314 USD

(USED) Eaton DS404 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: -

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T660
Stock Number	25960500
MLS Number	14239542
Category	Differentials, Front
Last Updated	3/26/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton DS404 Front Differential for a International 9200

2005 Eaton DS404 Front Differential for a International 9200

$1,217 USD

(USED) Eaton DS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 26K5A

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	9200
Stock Number	25938377
MLS Number	14256332
Category	Differentials, Front
Last Updated	3/20/2026
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton DS404 Front Differential for a Volvo VNM

1999 Eaton DS404 Front Differential for a Volvo VNM

$1,314 USD

(USED) Eaton DS404 Ratio: 4.33 Side Gear Splines: 41 W/ Locker: NO Cast#: CANNOT VERIFY

Condition	Used
Fits To Make(s)	Volvo
Fits To Model(s)	VNM
Stock Number	25964491
MLS Number	14256194
Category	Differentials, Front
Last Updated	3/25/2026
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton DSP40 Front Differential for a Peterbilt 378

2000 Eaton DSP40 Front Differential for a Peterbilt 378

$1,217 USD

(USED) Eaton DS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 129546

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Stock Number	25963928
MLS Number	14254014
Category	Differentials, Front
Last Updated	3/20/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton DS404 Front Differential for a International Prostar

2011 Eaton DS404 Front Differential for a International Prostar

$1,325 USD

(USED) Eaton DS404 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 129546

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	Prostar
Stock Number	25964177
MLS Number	14253983
Category	Differentials, Front
Last Updated	3/19/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton DS404 Front Differential for a Volvo VNL

2005 Eaton DS404 Front Differential for a Volvo VNL

$1,314 USD

(USED) Eaton DS404 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: 130810

Condition	Used
Fits To Make(s)	Volvo
Fits To Model(s)	VNL
Stock Number	25846170
MLS Number	13768711
Category	Differentials, Front
Last Updated	3/18/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton DS404 Front Differential

Eaton DS404 Front Differential

$750 USD

DS404 - 3.70 Ratio -Core - Grade C - Rebuildable - Unit Is Disassembled, Gear Set Good. CORE UNIT SOLD AS-IS.

Condition	Used
Rear End	3.70 ratio
Stock Number	4541945
MLS Number	13903063
Category	Differentials, Front
Last Updated	3/17/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

(855) 794-___ SHOW
NUMBERCall Seller

Garabedian Equipment

Eaton DS404 Front Differential for a Freightliner Columbia 120

2005 Eaton DS404 Front Differential for a Freightliner Columbia 120

$1,217 USD

(USED) Eaton DS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 130810

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Columbia 120
Stock Number	25959480
MLS Number	14235620
Category	Differentials, Front
Last Updated	3/11/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

Vander Haag's Inc.

Eaton DS404 Front Differential for a International 9400i

2007 Eaton DS404 Front Differential for a International 9400i

$1,450 USD

DS 404 3.25 RATIO

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	9400i
Stock Number	28356
MLS Number	14219591
Category	Differentials, Front
Last Updated	3/5/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

(877) 254-___ SHOW
NUMBERCall Seller

American Truck Parts, Inc.

Eaton DS404 Differential Case

Eaton DS404 Differential Case

$500.24 USD

DS 404 CC NO HOLE FOR FORK THIN CAST

Condition	Used
Fits To Make(s)	EATON
Fits To Model(s)	DS404
Stock Number	777032
MLS Number	14217674
Category	Differential Cases
Last Updated	3/2/2026
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

(855) 905-___ SHOW
NUMBERCall Seller

LKQ Heavy Truck

Eaton DS404 Differential Case

Eaton DS404 Differential Case

$500.24 USD

DS 404 CC THIN CASTING HOLE FOR FORK

Condition	Used
Fits To Make(s)	EATON
Fits To Model(s)	DS404
Stock Number	777027
MLS Number	14217673
Category	Differential Cases
Last Updated	3/2/2026
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

(855) 905-___ SHOW
NUMBERCall Seller

LKQ Heavy Truck

Eaton DS404 Differential Case

Eaton DS404 Differential Case

$500.24 USD

DS 404 CC

Condition	Used
Fits To Make(s)	EATON
Fits To Model(s)	DS404
Stock Number	10852
MLS Number	14215670
Category	Differential Cases
Last Updated	3/2/2026
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

(855) 905-___ SHOW
NUMBERCall Seller

LKQ Heavy Truck

Eaton DS404 Differential Case

Eaton DS404 Differential Case

$2,195 USD

DS 404 C C WITH THRUST BOLT

Condition	Used
Fits To Make(s)	EATON
Fits To Model(s)	DS404
Stock Number	10241
MLS Number	14215667
Category	Differential Cases
Last Updated	3/2/2026
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

(855) 905-___ SHOW
NUMBERCall Seller

LKQ Heavy Truck

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