Eaton DS404 Front Differentials For Sale

Eaton DS404 Front Differential

$1,100 USD

Good used Eaton DS404 front, rear differential assembly. 5.29 ratio 90 day guarantee for swap or refund.

Condition	Used
Rear End	5.29 ratio
Fits To Make(s)	EATON
Fits To Model(s)	DS404
Stock Number	Ryd DS404/5.29/41
MLS Number	12979107
Category	Differentials, Front
Last Updated	1/17/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Eaton DS404 Front Differential

$1,100 USD

Good used Eaton DS404 front, rear differential assembly. 3.70 ratio 90 day guarantee for swap or refund.

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	EATON
Fits To Model(s)	DS404
Stock Number	Ryd DS404/3.70/41
MLS Number	11724142
Category	Differentials, Front
Last Updated	1/17/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

(855) 370-___ SHOW
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2000 Eaton DS404 Front Differential for a Peterbilt 379

$1,217 USD

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

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Stock Number	25742438
MLS Number	13402340
Category	Differentials, Front
Last Updated	1/15/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

Eaton DS404 Front Differential

$1,706 USD

DS404-370 - Reconditioned

Condition	Remanufactured
Rear End	3.70 ratio
Stock Number	DS404-370-REC
MLS Number	13909506
Category	Differentials, Front
Last Updated	1/14/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

(833) 541-___ SHOW
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Eaton DS404 Front Differential for a 2000 Kenworth T800

$1,095 USD

DS404 3.90 RATIO USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRANTY., Ratio: 3.90

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2000
Stock Number	10826-1
MLS Number	14087669
Category	Differentials, Front
Last Updated	1/14/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton DS404 Front Differential

$1,100 USD

Good used Eaton DS404 front, rear differential assembly. 6.17 ratio 90 day guarantee for swap or refund.

Condition	Used
Rear End	6.17 ratio
Fits To Make(s)	EATON
Fits To Model(s)	DS404
Stock Number	Ryd DS404/6.17/41
MLS Number	13426324
Category	Differentials, Front
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Eaton DS404 Front Differential

$1,100 USD

Good used Eaton DS404 front, rear differential assembly. 2.93 ratio 90 day guarantee for swap or refund.

Condition	Used
Rear End	2.93 ratio
Fits To Make(s)	EATON
Fits To Model(s)	DS404
Stock Number	Ryd DS404/2.93/41
MLS Number	12567666
Category	Differentials, Front
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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

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

Quantity	2
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	1/3/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

(855) 370-___ SHOW
NUMBERCall Seller

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.

Eaton DS404 Front Differential

$1,895 USD

DS404-264 - Rebuilt

Condition	Remanufactured
Rear End	2.64 ratio
Stock Number	DS404-264-REB
MLS Number	13909426
Category	Differentials, Front
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton DS404 Front Differential

$1,895 USD

DS404-285 - Rebuilt

Condition	Remanufactured
Rear End	2.85 ratio
Stock Number	DS404-285-REB
MLS Number	13909427
Category	Differentials, Front
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton DS404 Front Differential

$1,895 USD

DS404-293 - Rebuilt

Condition	Remanufactured
Rear End	2.93 ratio
Stock Number	DS404-293-REB
MLS Number	13909428
Category	Differentials, Front
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton DS404 Front Differential

$1,895 USD

DS404-308 - Rebuilt

Condition	Remanufactured
Rear End	3.08 ratio
Stock Number	DS404-308-REB
MLS Number	13909429
Category	Differentials, Front
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton DS404 Front Differential

$1,895 USD

DS404-325 - Rebuilt

Condition	Remanufactured
Rear End	3.25 ratio
Stock Number	DS404-325-REB
MLS Number	13909430
Category	Differentials, Front
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton DS404 Front Differential

$1,895 USD

DS404-336 - Rebuilt

Condition	Remanufactured
Rear End	3.36 ratio
Stock Number	DS404-336-REB
MLS Number	13909431
Category	Differentials, Front
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton DS404 Front Differential

$1,895 USD

DS404-342 - Rebuilt

Condition	Remanufactured
Rear End	3.42 ratio
Stock Number	DS404-342-REB
MLS Number	13909432
Category	Differentials, Front
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton DS404 Front Differential

$1,895 USD

DS404-355 - Rebuilt

Condition	Remanufactured
Rear End	3.55 ratio
Stock Number	DS404-355-REB
MLS Number	13909433
Category	Differentials, Front
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton DS404 Front Differential

$1,895 USD

DS404-370 - Rebuilt

Condition	Remanufactured
Rear End	3.70 ratio
Stock Number	DS404-370-REB
MLS Number	13909434
Category	Differentials, Front
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton DS404 Front Differential

$1,895 USD

DS404-390 - Rebuilt

Condition	Remanufactured
Rear End	3.90 ratio
Stock Number	DS404-390-REB
MLS Number	13909435
Category	Differentials, Front
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton DS404 Front Differential

$1,895 USD

DS404-411 - Rebuilt

Condition	Remanufactured
Rear End	4.11 ratio
Stock Number	DS404-411-REB
MLS Number	13909436
Category	Differentials, Front
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton DS404 Front Differential

$1,895 USD

DS404-433 - Rebuilt

Condition	Remanufactured
Rear End	4.33 ratio
Stock Number	DS404-433-REB
MLS Number	13909437
Category	Differentials, Front
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton DS404 Front Differential

$1,895 USD

DS404-463 - Rebuilt

Condition	Remanufactured
Rear End	4.63 ratio
Stock Number	DS404-463-REB
MLS Number	13909438
Category	Differentials, Front
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Eaton DS404 Front Differential

$1,895 USD

DS404-488 - Rebuilt

Condition	Remanufactured
Rear End	4.88 ratio
Stock Number	DS404-488-REB
MLS Number	13909439
Category	Differentials, Front
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment