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Eaton RS404 Axles & Differentials For Sale

Shop new, used, and remanufactured Eaton RS404 Axles & Differentials on MyLittleSalesman.com . Compare active listings with prices from $49 to $2,602. Sellers include Vander Haag's, Garabedian Equipment, Holst Truck Parts, and more. Filter by condition, price, or year to find the Eaton RS404 that fits your job.
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   Axle Assemblies, Front (1)    Axle Housings, Rear (228)    Axle Shafts (12)    Differential Misc. Parts (15)    Differentials, Front (1)    Differentials, Rear (644)    Differentials, Unspecified (8)
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Showing 1 - 25 of 909 Listings

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Eaton RS404 Rear Axle Housing for a 2000 Kenworth W900

Eaton RS404 Rear Axle Housing for a 2000 Kenworth W900

$1,495 USD
GOOD USED HOUSING ASSEMBLY/ WILL INSPECT BEARING SURFACES.AG200/400 RS404/ RSP40, Serial#: NA, Core Charge: NA, Hub Bolts: 10, Suspension: AG200/400
ConditionUsed
Fits To Make(s)Kenworth
Fits To Model(s)W900
Will Fit Year(s)2000
Part NumberAG200
Stock Number51026-13
MLS Number14424523
CategoryAxle Housings, Rear
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Eaton RS404 Rear Axle Housing for a Freightliner Cascadia 125

2012 Eaton RS404 Rear Axle Housing for a Freightliner Cascadia 125

$1,350 USD
Refurbished Eaton Rear Axle Housing, RS404, w/ Torque Rod Bracket, 53.5" Inner Flange To Flange, STD Track, 16 Hole Flange. P/N 321354, S/N U111718608. Removed From 2012 Freightliner FAS...
ConditionUsed
Fits To Make(s)FREIGHTLINER
Fits To Model(s)Cascadia 125
Stock Number1110-6-REF
MLS Number13890541
CategoryAxle Housings, Rear
Last Updated5/19/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
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Garabedian Equipment
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