Used Eaton Front Differentials For Sale

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Eaton DS404 Front Differential

$1,100 USD

Good used Eaton DS404 front rear differentail assembly. 4.11 ratio 90 day guarantee for swap or refund

Condition	Used
Rear End	4.11 ratio
Fits To Make(s)	EATON
Fits To Model(s)	DS404
Stock Number	Ryd DS404/4.11/41
MLS Number	12159596
Category	Differentials, Front
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

2000 Eaton DS404 Front Differential for a Western Star 4900EX

$950 USD

(USED) Eaton DS404 Ratio: 3.90 Side Gear Splines: 41 W/ Locker: NO Cast#: Could Not Verify

Condition	Used
Fits To Make(s)	Western Star Trucks
Fits To Model(s)	4900EX
Stock Number	25657581
MLS Number	12939111
Category	Differentials, Front
Last Updated	12/29/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2008 Eaton DD405 Front Differential for a International Workstar

$1,572 USD

(USED) Eaton DD405 Ratio: 4.33 Side Gear Splines: 41 W/ Locker: YES Cast#: VERIFY

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	WORKSTAR
Stock Number	25708695
MLS Number	13193617
Category	Differentials, Front
Last Updated	1/1/2026
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

1999 Eaton DSP40 Front Differential for a Peterbilt 379

$1,410 USD

(USED) Eaton DSP40 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	25772417
MLS Number	13480721
Category	Differentials, Front
Last Updated	12/24/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2012 Eaton DS404 Front Differential for a International Transtar (8600)

$1,160 USD

(USED) Eaton DS404 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: 514522

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	TRANSTAR (8600)
Stock Number	25816534
MLS Number	13709025
Category	Differentials, Front
Last Updated	12/20/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

Eaton DS402 Front Differential for a 1990 Ford L9000

$1,695 USD

DS402 4.56 RATIO USED TAKEOUT, WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 4.56

Condition	Used
Rear End	4.56 ratio
Fits To Make(s)	Ford
Fits To Model(s)	L9000
Will Fit Year(s)	1990
Stock Number	121125-1
MLS Number	14049505
Category	Differentials, Front
Last Updated	12/18/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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2011 Eaton DS404 Front Differential for a Freightliner CASCADIA 125

$1,295 USD

USED EATON DS404 FRONT REAR DIFFERENTIAL/3.55 RATIO

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CASCADIA 125
Stock Number	86383
MLS Number	12832812
Category	Differentials, Front
Last Updated	12/10/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

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2016 Eaton D170DP Front Differential for a Peterbilt 389

Contact for price

*****LOCKER CAP AND CARRIER BAD*****USED EATON D170DP FRONT DIFFERENTIAL ASSEMBLY WITH LOCKER AND INTERNAL PUMP - RATIO: 4.10

Condition	Used
Rear End	4.10 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	389
Stock Number	96708
MLS Number	13100923
Category	Differentials, Front
Last Updated	12/6/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

Eaton D40-155 Front Differential for a 2020 Peterbilt 579

$2,695 USD

D40-155 FRT 2.64 RATIO GOOD INSPECTED TAKEOUT, Ratio: 2.64

Condition	Used
Rear End	2.64 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	579
Will Fit Year(s)	2020
Stock Number	120125-4
MLS Number	14015442
Category	Differentials, Front
Last Updated	12/4/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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2014 Eaton DSP40 Front Differential for a Kenworth T660

$1,295 USD

USED EATON DSP40 FRONT DIFFERENTIAL, RATIO 3.25

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T660
Stock Number	85377
MLS Number	12832399
Category	Differentials, Front
Last Updated	11/25/2025
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

Eaton DST41 Front Differential for a 2007 Freightliner Columbia 120

$895 USD

GOOD INSPECTED TAKEOUT. CAN INTERCHANGE WITH DSP40/DSP41. 90 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: N/A, Ratio: 3.55

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Columbia 120
Will Fit Year(s)	2007
Stock Number	61517-11
MLS Number	9150937
Category	Differentials, Front
Last Updated	11/20/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton DP461 Front Differential for a 1995 Kenworth W900

$3,750 USD

DP461P 5.04 RATIO SUSPENSION INVENTORIED SEPARATLY., Ratio: 5.04

Condition	Used
Rear End	5.04 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	W900
Will Fit Year(s)	1995
Stock Number	110125-24
MLS Number	13989075
Category	Differentials, Front
Last Updated	11/19/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton D46-170HP Front Differential for a 2008 Peterbilt 320

$3,495 USD

D46-170 FRONT DIFFERENTIAL LOCKER 4.56 RATIO TAKOUT.INSPECTED IN OUR GEAR SHOP,90 DAY WARRANTY, Serial#: HN02750812, Ratio: 4.56

Condition	Used
Rear End	4.56 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	320
Will Fit Year(s)	2008
Stock Number	111725-3
MLS Number	13989028
Category	Differentials, Front
Last Updated	11/23/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

2016 Eaton D40-155 Front Differential for a Kenworth T680

$2,850 USD

(USED) Eaton D40-155 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 134660

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Stock Number	25820079
MLS Number	13682827
Category	Differentials, Front
Last Updated	11/12/2025
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

2005 Eaton DS404 Front Differential for a International 8600

$1,217 USD

(USED) Eaton DS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: COULD NOT VERIFY

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	8600
Stock Number	25364690
MLS Number	11919911
Category	Differentials, Front
Last Updated	11/14/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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Eaton DS405 Front Differential for a International DuraStar 4400

$1,425 USD

Livraison partout au Canada États-Unis. We ship anywhere in Canada USA. - Stock: 6303D - Eaton Spicer - DS405, Ratio 4.63 - 40 000 lbs, AVANT, SANS Lock - 40 000 lbs, FRONT rear ,...

Condition	Used
Rear End	4.63 ratio
Fits To Make(s)	International
Fits To Model(s)	DuraStar 4400
Stock Number	6303D
MLS Number	13971247
Category	Differentials, Front
Last Updated	11/7/2025
Location	Beauceville, QC, Canada
Sold By	Camions Gilbert

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Eaton DS404 Front Differential

$650 USD

CORE, Ratio: 4.33

Condition	Used
Rear End	4.33 ratio
Stock Number	2A1E56838
MLS Number	13940293
Category	Differentials, Front
Last Updated	11/2/2025
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

2015 Eaton DD405 Front Differential for a Freightliner Coronado

$1,217 USD

(USED) Eaton DS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 129572

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	CORONADO
Stock Number	25812137
MLS Number	13647611
Category	Differentials, Front
Last Updated	10/29/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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2007 Eaton DS404 Front Differential for a Freightliner COLUMBIA 120

$999.99 USD

Eaton DS404 Front Rear Differential 3.70 Ratio, From 2007 Freightliner Columbia120 VIN 1FUJA6CK07LY28312

Condition	Used
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	COLUMBIA 120
Stock Number	146949
MLS Number	13676056
Category	Differentials, Front
Last Updated	10/25/2025
Location	Owensboro, KY, US
Sold By	West Side Truck Parts

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2001 Eaton RS404 Front Differential for a Western Star TR 4900 EX

$999.99 USD

Eaton RS404 Front Rear Differential 3.55 Ratio, From 2001 Western Star 4900 EX VIN 5CKEDDJHX1C100274

Condition	Used
Fits To Make(s)	WESTERN STAR TR
Fits To Model(s)	4900 EX
Stock Number	146930
MLS Number	13665707
Category	Differentials, Front
Last Updated	10/25/2025
Location	Owensboro, KY, US
Sold By	West Side Truck Parts

2005 Eaton DS405 Front Differential for a International 8600

$1,142 USD

(USED) Eaton DS405 Ratio: 3.90 Side Gear Splines: 41 W/ Locker: NO Cast#: -

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	8600
Stock Number	25801993
MLS Number	13661339
Category	Differentials, Front
Last Updated	10/24/2025
Location	Des Moines, IA, US
Sold By	Vander Haag's Inc.

Eaton DSS40 Front Differential for a 2001 Kenworth W900

$1,995 USD

DSS40 SUPER 40 3.55,SAME DROPIN AS DS461, Ratio: 355

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	W900
Will Fit Year(s)	2001
Stock Number	100425-4
MLS Number	13884978
Category	Differentials, Front
Last Updated	10/15/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton DSP40 Front Differential

$1,500 USD

170k miles, take out, excellent shape ready to ship, Ratio: 3.42

Condition	Used
Rear End	3.42 ratio
Stock Number	2729
MLS Number	13882485
Category	Differentials, Front
Last Updated	10/13/2025
Location	Wayne, NJ, US
Sold By	Camp Auto and Truck Parts Inc.

Eaton Front Differential

$895 USD

RSP40 6.17 INSPECTED TAKE OUT . 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 14008, Core Charge: EXCHANGE, Ratio: 6.17

Condition	Used
Part Number	14008
Stock Number	14008
MLS Number	12877834
Category	Differentials, Front
Last Updated	10/9/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts