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Eaton RS404 Axles & Differentials For Sale

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   Axle Assemblies, Front (1)    Axle Housings, Rear (226)    Axle Shafts (10)    Differential Misc. Parts (15)    Differentials, Front (1)    Differentials, Rear (643)    Differentials, Unspecified (8)
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26 - 50 of 904 listings
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Eaton RS404 Rear Differential for a 2000 Kenworth T800

Eaton RS404 Rear Differential for a 2000 Kenworth T800

$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
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(833) 541-___  SHOW
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Eaton RS404 Rear Differential for a 1996 Volvo WCA Areo Series

Eaton RS404 Rear Differential for a 1996 Volvo WCA Areo Series

$595 USD
RS404 3.55 GOOD INSPECTED TAKEOUT 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Core Charge: 150, Ratio: 3.55
ConditionUsed
Rear End3.55 ratio
Fits To Make(s)Volvo
Fits To Model(s)WCA Areo Series
Will Fit Year(s)1996
Part NumberRS404
Stock Number31525-5
MLS Number13458345
CategoryDifferentials, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
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(833) 541-___  SHOW
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Eaton RS404 Rear Differential for a 2003 Peterbilt 379

Eaton RS404 Rear Differential for a 2003 Peterbilt 379

$795 USD
RS404 3.55 GOOD INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250, Ratio: 3.55
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)379
Will Fit Year(s)2003
Part NumberRSP40 RSP41 RS404
Stock Number122124-3
MLS Number13315630
CategoryDifferentials, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
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Eaton RS404 Rear Differential for a 2001 Volvo VNL

Eaton RS404 Rear Differential for a 2001 Volvo VNL

$695 USD
RS404 3.55 GOOD INSPECTED TAKEOUT 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 200, Ratio: 3.55
ConditionUsed
Fits To Make(s)Volvo
Fits To Model(s)VNL
Will Fit Year(s)2001
Part NumberRS404 17060 19060 21060
Stock Number120124-5
MLS Number13265772
CategoryDifferentials, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
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Eaton RS404 Rear Differential for a 1997 Freightliner FLD120

Eaton RS404 Rear Differential for a 1997 Freightliner FLD120

$795 USD
RS404 2.85 GOOD INSPECTED TAKEOUT 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 300, Ratio: 2.85
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)FLD120
Will Fit Year(s)1997
Part NumberRS404
Stock Number111124-5
MLS Number13243122
CategoryDifferentials, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
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Eaton RS404 Rear Axle Housing for a 2005 Freightliner Columbia 120

Eaton RS404 Rear Axle Housing for a 2005 Freightliner Columbia 120

$1,295 USD
GOOD USED AXLE HOUSING ASSEMBLY/ WILL INSPECT 90 DAY WARRANTY, Serial#: NA, Hub Bolts: 10, Suspension: AIRLINER, Brake Type: DRUM
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Columbia 120
Will Fit Year(s)2005
Part NumberNA
Stock Number90324-17
MLS Number13092545
CategoryAxle Housings, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
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(833) 541-___  SHOW
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Eaton RS404 Rear Differential for a 2005 Freightliner Columbia 120

Eaton RS404 Rear Differential for a 2005 Freightliner Columbia 120

$495 USD
RS404 3.70 GOOD INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 300, Ratio: 3.7
ConditionUsed
Rear End3.70 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Columbia 120
Will Fit Year(s)2005
Stock Number90324-4
MLS Number13092531
CategoryDifferentials, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
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(833) 541-___  SHOW
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Eaton RS404 Rear Differential for a 2000 Western Star 4900E

Eaton RS404 Rear Differential for a 2000 Western Star 4900E

$695 USD
RS404 3.55 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 350, Ratio: 3.55
ConditionUsed
Fits To Make(s)Western Star
Fits To Model(s)4900E
Will Fit Year(s)2000
Part NumberRS404
Stock Number81824-6
MLS Number13083745
CategoryDifferentials, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
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(833) 541-___  SHOW
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Eaton RS404 Rear Axle Housing for a 2000 Peterbilt 379

Eaton RS404 Rear Axle Housing for a 2000 Peterbilt 379

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USED REAR AXLE HOUSING, GOOD FOR PARTS, AIR LEAF SUSPENSION, RS404, Hub Bolts: 10 PILOT, Suspension: AIR LEAF, Brake Type: DRUM
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)379
Will Fit Year(s)2000
Stock Number61224-6
MLS Number12948844
CategoryAxle Housings, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
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