Used Eaton Front Differentials For Sale

Eaton DS402 Front Differential for a 1994 Peterbilt 379

Recently Updated

$1,695 USD

DS402 3.55 RATIO, USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARANTY, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	1994
Stock Number	21426-2
MLS Number	14166706
Category	Differentials, Front
Last Updated	3/9/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton DS380 Front Differential for a 1977 Ford L9000

Recently Updated

$1,295 USD

DS402 3.70 INSPECTED REFURB 6 MONTHS PARTS ONLY WARRANTY, Axle Spline Count: 41, Serial#: N/A, Core Charge: EXCHANGE, Ratio: 3.70

Condition	Used
Fits To Make(s)	Ford
Fits To Model(s)	L9000
Will Fit Year(s)	1977
Stock Number	111718-11
MLS Number	9578950
Category	Differentials, Front
Last Updated	3/9/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton DSP40 Front Differential

Recently Updated

$1,450 USD

DSP40-342 - Refurbished

Condition	Used
Rear End	3.42 ratio
Stock Number	DSP40-342-REF
MLS Number	14028512
Category	Differentials, Front
Last Updated	3/7/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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2012 Peterbilt Front Differential for a Peterbilt 386

Recently Updated

$1,800 USD

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	386
Stock Number	1531
MLS Number	14147297
Category	Differentials, Front
Last Updated	3/5/2026
Location	ORLANDO, FL, US
Sold By	USA Trade & Exports Inc.

Eaton DDP40 Front Differential for a 2017 Peterbilt 348

Newly Listed

$1,995 USD

GOOD INSPECTED DIFFERENTIAL ASSEMBLY. LOCKER ASSEMBLY, Axle Spline Count: 41, Core Charge: 750.00, Ratio: 5.29, Clutch Housing Size: 1

Condition	Used
Rear End	5.29 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	348
Will Fit Year(s)	2017
Part Number	DDP40
Stock Number	22526-3
MLS Number	14219568
Category	Differentials, Front
Last Updated	3/3/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

2010 Eaton DSP40 Front Differential for a Peterbilt 387

Price Drop $1,185 USD

(USED) Eaton DSP40 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: 132038

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	387
Stock Number	25679975
MLS Number	13029919
Category	Differentials, Front
Last Updated	2/28/2026
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

2018 Eaton D40-155 Front Differential for a International Prostar

$2,490 USD

(USED) Eaton D40-155 Ratio: 2.79 Side Gear Splines: 41 W/ Locker: NO Cast#: 134660

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Stock Number	25683030
MLS Number	13044289
Category	Differentials, Front
Last Updated	3/6/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2015 Eaton DSP40 Front Differential for a Kenworth T680

Price Drop $1,185 USD

(USED) Eaton DSP40 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: 132038

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Stock Number	25817628
MLS Number	13706285
Category	Differentials, Front
Last Updated	2/25/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

Eaton DSP40 Front Differential

$1,450 USD

DSP40-336 - Refurbished

Condition	Used
Rear End	3.36 ratio
Stock Number	DSP40-336-REF
MLS Number	14028511
Category	Differentials, Front
Last Updated	2/21/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

1987 Eaton DS402 Front Differential for a Kenworth T800

$900 USD

DS402 - 4.88 Ratio - Pullout - Grade C - Rebuildable - Tail Bearing Worn, Excessive Movement, Good Gear Set. Core Unit Sold As IS.

Condition	Used
Rear End	4.88 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T800
Stock Number	4315-13
MLS Number	14137557
Category	Differentials, Front
Last Updated	2/24/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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2009 Eaton DSP40 Front Differential for a Peterbilt 387

$1,195 USD

USED EATON DSP40 FRONT REAR DIFFERENTIAL/3.55 RATIO

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	387
Stock Number	87172
MLS Number	14155580
Category	Differentials, Front
Last Updated	2/20/2026
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

2010 Eaton DS404 Front Differential for a International Prostar

$1,217 USD

(USED) Eaton DS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 132038 Ref# 514524

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Part Number	514524
Stock Number	25824479
MLS Number	13699476
Category	Differentials, Front
Last Updated	2/22/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(888) 519-___ SHOW
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Eaton DS404 Front Differential

$1,100 USD

Good used Eaton DS404 Front, Rear Differential Assembly 3.55 Ratio 90 day guarantee for swap or refund

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	EATON
Fits To Model(s)	DS404
Stock Number	Ryd DS404/3.55/41
MLS Number	10204552
Category	Differentials, Front
Last Updated	2/18/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

2009 Eaton DS405 Front Differential for a Freightliner Cascadia

$1,160 USD

(USED) Eaton DS405 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: 132033

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	CASCADIA
Stock Number	25379326
MLS Number	12698994
Category	Differentials, Front
Last Updated	2/18/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2009 Eaton DS405 Front Differential for a International Transtar (8600)

$1,160 USD

(USED) Eaton DS405 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: 132038

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	TRANSTAR (8600)
Stock Number	25766307
MLS Number	13445995
Category	Differentials, Front
Last Updated	2/18/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

(844) 484-___ SHOW
NUMBERCall Seller

Eaton 3.55 Front Differential

Contact for price

Condition	Used
Stock Number	943
MLS Number	14022684
Category	Differentials, Front
Last Updated	2/14/2026
Location	ORLANDO, FL, US
Sold By	USA Trade & Exports Inc.

(844) 503-___ SHOW
NUMBERCall Seller

Eaton Front Differential

$2,000 USD

GOOD USED, Core Charge: 200, Ratio: 4.33

Condition	Used
Rear End	4.33 ratio
Stock Number	2A1E53044
MLS Number	11637420
Category	Differentials, Front
Last Updated	2/14/2026
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

2016 Eaton DSP40 Front Differential for a Kenworth T680

$1,250 USD

DSP40 - 3.42 Ratio - Pullout - P/N 515349

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	UPS-277239-14
MLS Number	14143035
Category	Differentials, Front
Last Updated	2/13/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2016 Eaton DSP40 Front Differential for a Kenworth T680

$1,250 USD

DSP40 - 3.42 Ratio - Pullout - P/N 515349

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	UPS-277190-17
MLS Number	14142981
Category	Differentials, Front
Last Updated	2/13/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2016 Eaton DSP40 Front Differential for a Kenworth T680

$1,250 USD

DSP40 - 3.42 Ratio - Pullout - P/N 515349

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	UPS-277298-17
MLS Number	14140800
Category	Differentials, Front
Last Updated	2/12/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2016 Eaton DSP40 Front Differential for a Kenworth T680

$1,250 USD

DSP40 - 3.42 Ratio - Pullout - P/N 515349

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	UPS-277192-17
MLS Number	14140763
Category	Differentials, Front
Last Updated	2/13/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton DSP41 Front Differential

$1,095 USD

INSPECTED TAKEOUT DSP41 4.88. 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62187, Core Charge: EXCHANGE, Ratio: 4.88

Condition	Used
Part Number	62187
Stock Number	62187
MLS Number	14139686
Category	Differentials, Front
Last Updated	2/12/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

2018 Eaton D40-155 Front Differential for a International LT

$2,650 USD

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

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	LT
Stock Number	25792234
MLS Number	13579656
Category	Differentials, Front
Last Updated	2/11/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

Eaton DS340 Front Differential

$1,250 USD

DSP41 - 3.70 Ratio - Pullout - P/N 514538. DIFF ONLY, HOUSING SOLD SEPARATELY.

Condition	Used
Rear End	3.70 ratio
Stock Number	4538776-1
MLS Number	14131184
Category	Differentials, Front
Last Updated	2/7/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment