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Eaton RS404 Axles & Differentials For Sale

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Axles & Differentials (685)
   Axle Assemblies, Front (1)    Axle Assemblies, Rear (1)    Axle Housings, Rear (198)    Axle Shafts (12)    Differential Misc. Parts (14)    Differentials, Front (1)    Differentials, Rear (438)    Differentials, Unspecified (20)
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Showing 26 - 50 of 685 Listings

26 - 50 of 685 listings
26 - 50 of 685 listings
Eaton RS404 Rear Differential for a Peterbilt 379

1997 Eaton RS404 Rear Differential for a Peterbilt 379

$795 USD
USED EATON RS404 (REAR) REAR DIFFERENTIAL, RATIO 3.70 ***THIS PRICE REFLECTS DIFFERENTIAL ONLY*** HOUSINGS ALSO AVAILABLE IF NEEDED.
ConditionUsed
Rear End3.70 ratio
Fits To Make(s)PETERBILT
Fits To Model(s)379
Stock Number97170
MLS Number13162809
CategoryDifferentials, Rear
Last Updated10/2/2026
Location
Crandall, TX, US
Sold By
Tim Jordan's Truck Parts Inc.
(833) 359-___  SHOW
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Tim Jordan's Truck Parts Inc.
Eaton RS404 Rear Differential for a 2009 Kenworth T300

Eaton RS404 Rear Differential for a 2009 Kenworth T300

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(Used) 2009 Kenworth T300, DIFFERENTIAL GEARS ONLY- REMANUFACTURED!! Serial Number: M318540, Make: Eaton, Model: RS404, Ratio: 4.88, Capacity: 21,000 Lbs, Reference images for condition, For...
ConditionUsed
Rear End4.88 ratio
Fits To Make(s)Kenworth
Fits To Model(s)T300
Will Fit Year(s)2009
Stock NumberP-513775
MLS Number14624407
CategoryDifferentials, Rear
Last Updated9/24/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Eaton RS404 Rear Axle Housing for a 2009 Kenworth T300

Eaton RS404 Rear Axle Housing for a 2009 Kenworth T300

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(Used) 2009 Kenworth T300, DIFFERENTIAL HOUSING ONLY- REMANUFACTURED!! Serial Number: M318540, Make: Eaton, Model: RS404, Ratio: 4.88, Capacity: 21,000 Lbs, Suspension: Leaf Springs,...
ConditionUsed
Fits To Make(s)Kenworth
Fits To Model(s)T300
Will Fit Year(s)2009
Stock NumberP-513773
MLS Number14624404
CategoryAxle Housings, Rear
Last Updated9/24/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
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