Used Eaton Front Differentials For Sale

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2015 Eaton D40-145 Front Differential for a Kenworth T680

$1,325 USD

(USED) Eaton D40-145 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: 1273266

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Stock Number	25883816
MLS Number	13977445
Category	Differentials, Front
Last Updated	11/19/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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Eaton DS404 Front Differential

Contact for price

DS404 Ratio:3.70, Ratio: 3.70

Condition	Used
Rear End	3.70 ratio
Stock Number	ATC2549
MLS Number	13984565
Category	Differentials, Front
Last Updated	11/15/2025
Location	Alma, AR, US
Sold By	Arkansas Truck Center

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2005 Eaton DST41 Front Differential for a International 9400i

$1,450 USD

RING GEAR IS BUSTED/ NEEDS REBUILD

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	9400i
Stock Number	25537
MLS Number	11178307
Category	Differentials, Front
Last Updated	12/15/2025
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2011 Eaton DSP41 Front Differential for a Peterbilt 386

$1,675 USD

(USED) Eaton DSP41 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: NA

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Stock Number	25823288
MLS Number	13852085
Category	Differentials, Front
Last Updated	11/14/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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2016 Eaton DSP40 Front Differential for a Kenworth T440

$1,260 USD

(USED) Eaton DSP40 Ratio: 4.33 Side Gear Splines: 41 W/ Locker: NO Cast#: 132038

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T440
Stock Number	25897093
MLS Number	13983090
Category	Differentials, Front
Last Updated	11/14/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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1999 Eaton DS404 Front Differential for a Freightliner FLD112

$1,247 USD

(USED) Eaton DS404 Ratio: 2.85 Side Gear Splines: 41 W/ Locker: NO Cast#: - NO CAST NO. LITTLE BIT OF RUST INSIDE

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD112
Stock Number	25889988
MLS Number	13962341
Category	Differentials, Front
Last Updated	11/13/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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2014 Eaton DSP41 Front Differential for a Peterbilt 579

$1,310 USD

(USED) Eaton DSP41 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: 132038 Ref# 514536

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Part Number	514536
Stock Number	25887841
MLS Number	13974677
Category	Differentials, Front
Last Updated	11/10/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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2008 Eaton D46-170H Front Differential for a Peterbilt 389

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Condition	Used
Rear End	4.10 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	389
Stock Number	99624
MLS Number	13971504
Category	Differentials, Front
Last Updated	11/7/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

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2002 Eaton DS404 Front Differential for a Freightliner CENTURY

$1,450 USD

GTO

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CENTURY
Stock Number	27469
MLS Number	12953363
Category	Differentials, Front
Last Updated	12/15/2025
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2006 Eaton DSP40 Front Differential for a Kenworth T600

$1,145 USD

(USED) Eaton DSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: 1218342

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T600
Stock Number	25875018
MLS Number	13915510
Category	Differentials, Front
Last Updated	11/6/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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2014 Eaton DSP41 Front Differential for a Peterbilt 386

$1,325 USD

(USED) Eaton DSP41 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: 132038 Ref# 515349

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Part Number	515349
Stock Number	25884944
MLS Number	13954816
Category	Differentials, Front
Last Updated	11/7/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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2015 Eaton DSP40 Front Differential for a Kenworth T680

$1,675 USD

(USED) Eaton DSP40 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 132038

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Stock Number	25891218
MLS Number	13965031
Category	Differentials, Front
Last Updated	11/9/2025
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

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2007 Eaton D46-170 Front Differential for a Peterbilt 357

$3,850 USD

(USED) Eaton D46-170 Ratio: 5.57 Side Gear Splines: 46 W/ Locker: NO Cast#: NA

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	357
Stock Number	25891527
MLS Number	13965007
Category	Differentials, Front
Last Updated	11/6/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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Eaton DS404 Front Differential

$1,295 USD

USED EATON DS404 FRONT DIFFERENTIAL RATIO: 5.28

Condition	Used
Rear End	5.29 ratio
Stock Number	99615
MLS Number	13963510
Category	Differentials, Front
Last Updated	11/4/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

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2005 Eaton D46-170 Front Differential for a International 9900

$3,850 USD

(USED) Eaton D46-170 Ratio: 4.30 Side Gear Splines: 46 W/ Locker: NO Cast#: NA

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	9900
Stock Number	25888780
MLS Number	13957146
Category	Differentials, Front
Last Updated	11/6/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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1996 Eaton DS402 Front Differential for a Mack CH

$1,754 USD

(USED) Eaton DS402 Ratio: 4.33 Side Gear Splines: 41 W/ Locker: NO Cast#: 128107C

Condition	Used
Fits To Make(s)	Mack
Fits To Model(s)	CH
Stock Number	25886068
MLS Number	13940093
Category	Differentials, Front
Last Updated	10/30/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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2016 Eaton D40-156 Front Differential for a International Lonestar

$3,630 USD

(USED) Eaton D40-156 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: 134660

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	Lonestar
Stock Number	25885959
MLS Number	13927538
Category	Differentials, Front
Last Updated	10/24/2025
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

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2013 Eaton DSP41 Front Differential for a Peterbilt 386

$1,675 USD

(USED) Eaton DSP41 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 132038

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Stock Number	25825176
MLS Number	13880666
Category	Differentials, Front
Last Updated	10/22/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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2013 Eaton DSP41 Front Differential for a Peterbilt 386

$1,675 USD

(USED) Eaton DSP41 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 129546

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	386
Stock Number	25828094
MLS Number	13906910
Category	Differentials, Front
Last Updated	10/22/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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2014 Eaton DS404 Front Differential for a International Durastar (4400)

$1,314 USD

(USED) Eaton DS404 Ratio: 4.88 Side Gear Splines: 41 W/ Locker: NO Cast#: CANNOT VERIFY

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	DURASTAR (4400)
Stock Number	25882593
MLS Number	13906808
Category	Differentials, Front
Last Updated	10/22/2025
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

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2015 Eaton DSP40 Front Differential for a Peterbilt 579

$1,675 USD

(USED) Eaton DSP40 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 132038

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Stock Number	25882499
MLS Number	13904955
Category	Differentials, Front
Last Updated	10/17/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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1974 Eaton 34DS Front Differential for a Ford LT900

$1,050 USD

(USED) Eaton 34DS Ratio: 6.50 Side Gear Splines: 16 W/ Locker: NO Cast#: 67850E

Condition	Used
Fits To Make(s)	Ford
Fits To Model(s)	LT900
Stock Number	25873476
MLS Number	13896440
Category	Differentials, Front
Last Updated	10/22/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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2001 Eaton DS404 Front Differential for a Freightliner FLD120

$1,450 USD

DS 404 TAKE OUT 3.70 RATIO

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	FLD120
Stock Number	28181
MLS Number	13797923
Category	Differentials, Front
Last Updated	12/15/2025
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2000 Eaton DS404 Front Differential for a Mack CH 613

$1,450 USD

GTO, DS 405

Condition	Used
Rear End	4.88 ratio
Fits To Make(s)	MACK
Fits To Model(s)	CH 613
Stock Number	26343
MLS Number	11759219
Category	Differentials, Front
Last Updated	12/15/2025
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

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2006 Eaton D46-170DHP Front Differential for a Peterbilt 379

$1,850 USD

GTO LOCKER

Condition	Used
Rear End	4.10 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	379
Stock Number	24211
MLS Number	10534848
Category	Differentials, Front
Last Updated	12/15/2025
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.