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Eaton RS404 Axles & Differentials For Sale

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Axles & Differentials (903)
   Axle Assemblies, Front (1)    Axle Housings, Rear (225)    Axle Shafts (10)    Differential Misc. Parts (15)    Differentials, Front (1)    Differentials, Rear (643)    Differentials, Unspecified (8)
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RS404 (903)
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Showing 1 - 25 of 903 Listings

1 - 25 of 903 listings
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Eaton RS404 Rear Axle Housing for a Freightliner Cascadia 125

2012 Eaton RS404 Rear Axle Housing for a Freightliner Cascadia 125

Recently Updated
$850 USD
Eaton Rear Axle Housing, RS404, P/N 321354, S/N U111718639, 10 Hole Pilot, Air Drum Brakes. Axle Shafts Removed.
ConditionUsed
Fits To Make(s)FREIGHTLINER
Fits To Model(s)Cascadia 125
Stock Number512-2
MLS Number14305967
CategoryAxle Housings, Rear
Last Updated5/20/2026
Location
Dinuba, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
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Garabedian Equipment
Eaton RS404 Rear Axle Housing for a International 9200I

2006 Eaton RS404 Rear Axle Housing for a International 9200I

Recently Updated
$850 USD
Eaton Rear Axle Housing, RS404, w/ Torque Rod Bracket, 10 Hole Pilot, Air Drum Brakes, ABS. P/N 320594, 10046960. Removed From 2006 International Corporate Air/IROS Suspension.
ConditionUsed
Fits To Make(s)INTERNATIONAL
Fits To Model(s)9200I
Stock Number4226-23
MLS Number14077708
CategoryAxle Housings, Rear
Last Updated5/19/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
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Garabedian Equipment
Eaton RS404 Rear Axle Housing for a Kenworth T800

2001 Eaton RS404 Rear Axle Housing for a Kenworth T800

Recently Updated
$950 USD
Eaton Rear Axle Housing, RS404, w/ Torque Rod Bracket, 10 Hole Pilot, Air Drum Brakes, ABS. P/N 305830. Removed From 2001 Kenworth AG400 Suspension.
ConditionUsed
Fits To Make(s)KENWORTH
Fits To Model(s)T800
Stock Number629-14
MLS Number14045841
CategoryAxle Housings, Rear
Last Updated5/19/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
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Garabedian Equipment
Eaton RS404 Rear Axle Housing for a Freightliner Cascadia 125

2012 Eaton RS404 Rear Axle Housing for a Freightliner Cascadia 125

Recently Updated
$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
Eaton RS404 Rear Differential for a 2010 International PROSTAR

Eaton RS404 Rear Differential for a 2010 International PROSTAR

Recently Updated
$695 USD
RS404 3.55 RATIO USED TAKEOUT. WILL INSPECT IN OUR GEARSHOP 90 DAY WARRANTY., Ratio: 3.55
ConditionUsed
Rear End3.55 ratio
Fits To Make(s)International
Fits To Model(s)PROSTAR
Will Fit Year(s)2010
Stock Number20226-2
MLS Number14123526
CategoryDifferentials, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Eaton RS404 Rear Differential for a 2000 Kenworth T800

Eaton RS404 Rear Differential for a 2000 Kenworth T800

Recently Updated
$695 USD
RS404 3.90 RATIO USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRANTY., Axle Spline Count: 41, Ratio: 3.9, Casting#: 127608
ConditionUsed
Rear End3.90 ratio
Fits To Make(s)Kenworth
Fits To Model(s)T800
Will Fit Year(s)2000
Stock Number10826-2
MLS Number14087670
CategoryDifferentials, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
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Holst Truck Parts
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