Used Eaton-Spicer RS404 Axles & Differentials For Sale

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Truck Parts

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Axles & Differentials

Manufacturer
Eaton-Spicer

Model
RS404

Condition
Used

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Axle Housings, Rear

Axle Assemblies, Rear

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Differential Misc. Parts

51 - 75 of 92 listings

1999 Eaton-Spicer RS404 Rear Axle Assembly

$1,250.24 USD

Condition	Used
Rear End	3.73 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	775630
MLS Number	10933999
Category	Axle Assemblies, Rear
Last Updated	6/2/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer RS404 Rear Axle Housing

$1,250 USD

Condition	Used
Suspension	Volvo Air Ride
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2501657
MLS Number	13462290
Category	Axle Housings, Rear
Last Updated	6/2/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer RS404 Rear Axle Assembly

$950 USD

2 BOLT LT,

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Capacity	20,000
Stock Number	2504859
MLS Number	13534530
Category	Axle Assemblies, Rear
Last Updated	6/2/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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2007 Eaton-Spicer RS404 Rear Axle Assembly

$1,250.24 USD

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Capacity	NA
Stock Number	2435157
MLS Number	13019892
Category	Axle Assemblies, Rear
Last Updated	3/20/2025
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

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2004 Eaton-Spicer RS404 Rear Axle Assembly

$1,250.24 USD

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Capacity	20,000
Stock Number	2435757
MLS Number	13023559
Category	Axle Assemblies, Rear
Last Updated	2/7/2025
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

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1998 Eaton-Spicer RS404 Rear Axle Assembly

$1,250.24 USD

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Capacity	40000
Stock Number	2401191
MLS Number	12851116
Category	Axle Assemblies, Rear
Last Updated	2/7/2025
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

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2001 Eaton-Spicer RS404 Rear Axle Housing

Newly Listed

$1,150 USD

Condition	Used
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2623621
MLS Number	14270402
Category	Axle Housings, Rear
Last Updated	3/28/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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2007 Eaton-Spicer RS404 Rear Axle Assembly

$1,250 USD

Used Eaton RS404 Complete Axle Assembly, Need Ratio , 10 Hole Hub Piloted, Air Brakes, ABS, Complete,

Condition	Used
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Capacity	NA
Stock Number	2618282
MLS Number	14244152
Category	Axle Assemblies, Rear
Last Updated	3/13/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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2006 Eaton-Spicer RS404 Rear Axle Housing

$1,400.24 USD

Condition	Used
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2225878
MLS Number	11891495
Category	Axle Housings, Rear
Last Updated	3/7/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer RS404 Rear Axle Housing

$850 USD

Condition	Used
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2609313
MLS Number	14222247
Category	Axle Housings, Rear
Last Updated	3/4/2026
Location	Portland, OR, US
Sold By	LKQ Heavy Truck

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1997 Eaton-Spicer RS404 Rear Axle Housing

$600 USD

Condition	Used
Suspension	AG 400
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2037816
MLS Number	14214135
Category	Axle Housings, Rear
Last Updated	3/2/2026
Location	Antioch, TN, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer RS404 Differential Part

$150 USD

Condition	Used
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	1186578
MLS Number	14183631
Category	Differential Misc. Parts
Last Updated	3/1/2026
Location	Portland, OR, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer RS404 Rear Axle Housing

$2,495 USD

RS404, PETE LOW AIR LEAF, WELDED PERCHES, CL AIR/ABS, 10 HP

Condition	Used
Suspension	Pete Low Air Leaf
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2606100
MLS Number	14142213
Category	Axle Housings, Rear
Last Updated	2/13/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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1998 Eaton-Spicer RS404 Rear Axle Housing

$850 USD

WELED ON BRACKET

Condition	Used
Suspension	Pete Low Air Leaf
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2586672
MLS Number	14021933
Category	Axle Housings, Rear
Last Updated	1/28/2026
Location	Portland, OR, US
Sold By	LKQ Heavy Truck

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1998 Eaton-Spicer RS404 Rear Axle Assembly

$1,250 USD

Condition	Used
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Capacity	N/A
Stock Number	2495519
MLS Number	13439162
Category	Axle Assemblies, Rear
Last Updated	12/24/2025
Location	Jackson, MS, US
Sold By	LKQ Heavy Truck

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2003 Eaton-Spicer RS404 Rear Axle Housing

$1,400.24 USD

Condition	Used
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2117115
MLS Number	11111199
Category	Axle Housings, Rear
Last Updated	12/18/2025
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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2005 Eaton-Spicer RS404 Rear Axle Housing

$1,400.24 USD

Condition	Used
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2252698
MLS Number	12034888
Category	Axle Housings, Rear
Last Updated	12/5/2025
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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2007 Eaton-Spicer RS404 Rear Axle Housing

$1,700 USD

Condition	Used
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2196833
MLS Number	11681823
Category	Axle Housings, Rear
Last Updated	11/27/2025
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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2000 Eaton-Spicer RS404 Rear Axle Housing

$1,400.24 USD

Condition	Used
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2136104
MLS Number	11252000
Category	Axle Housings, Rear
Last Updated	11/18/2025
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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2001 Eaton-Spicer RS404 Rear Axle Housing

$950 USD

REAR OF HOUSING HAS BEEN WELDED ON

Condition	Used
Suspension	Air Trac
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2559786
MLS Number	13822420
Category	Axle Housings, Rear
Last Updated	11/14/2025
Location	Portland, OR, US
Sold By	LKQ Heavy Truck

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2007 Eaton-Spicer RS404 Rear Axle Housing

$1,595 USD

Condition	Used
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2560883
MLS Number	13827187
Category	Axle Housings, Rear
Last Updated	11/11/2025
Location	Jackson, MS, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer RS404 Differentials (Matched Set)

$950 USD

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2501729
MLS Number	13462298
Category	Differentials (Matched Sets)
Last Updated	10/15/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer RS404 Differentials (Matched Set)

$950 USD

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2501651
MLS Number	13462288
Category	Differentials (Matched Sets)
Last Updated	10/15/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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1998 Eaton-Spicer RS404 Differentials (Matched Set)

$950 USD

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2501580
MLS Number	13462284
Category	Differentials (Matched Sets)
Last Updated	10/15/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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2005 Eaton-Spicer RS404 Rear Axle Housing

$1,400.24 USD

REAR REAR AXLE HOUSING

Condition	Used
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RS404
Stock Number	2384445
MLS Number	12743751
Category	Axle Housings, Rear
Last Updated	8/20/2025
Location	Portland, OR, US
Sold By	LKQ Heavy Truck