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Eaton RS402 Rear Differentials For Sale

Shop used and remanufactured Eaton RS402 Rear Differentials on MyLittleSalesman.com . Compare active listings with prices from $300 to $2,195. Sellers include CRG Heavy Truck Parts, Holst Truck Parts, River City Truck Parts, and more. Filter by condition, price, or year to find the Eaton RS402 Rear Differential that fits your job.
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Showing 1 - 25 of 151 Rear Differential Listings

1 - 25 of 151 listings
1 - 25 of 151 listings
Eaton RS402 Rear Differential for a 1996 Peterbilt 378

Eaton RS402 Rear Differential for a 1996 Peterbilt 378

Recently Updated
$899.98 USD
(Used) 1996 Peterbilt 378, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: 03-06569-2A0000390, Serial Number: H952996403, Make: Eaton, Model: RS402, Ratio: 3.90, Capacity: 19,000 Lbs,...
ConditionUsed
Rear End3.90 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Part Number03-06569-2A0000390
Stock NumberP-112352
MLS Number13867913
CategoryDifferentials, Rear
Last Updated8/12/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Eaton RS402 Rear Differential for a 1994 Peterbilt 379

Eaton RS402 Rear Differential for a 1994 Peterbilt 379

$895 USD
RS402 3.55 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250.00, Ratio: 3.55
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)379
Will Fit Year(s)1994
Part NumberRS402
Stock Number111623-11
MLS Number12447478
CategoryDifferentials, 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 RS402 Rear Differential for a 1986 Peterbilt 359

Eaton RS402 Rear Differential for a 1986 Peterbilt 359

$795 USD
RS402 3.70 GOOD INSPECTED TAKEOUT/90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: 3406B, Core Charge: 250.00, Ratio: 3.70
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)359
Will Fit Year(s)1986
Part NumberRS-402
Stock Number86359-5
MLS Number12408769
CategoryDifferentials, 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 RS402 Rear Differential for a 1986 Kenworth W900B

Eaton RS402 Rear Differential for a 1986 Kenworth W900B

$995 USD
RS402 3.55 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250.00, Ratio: 3.55
ConditionUsed
Fits To Make(s)Kenworth
Fits To Model(s)W900B
Will Fit Year(s)1986
Part NumberRS402
Stock Number92323-14
MLS Number12324732
CategoryDifferentials, 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 RS402 Rear Differential for a 1995 White WG

Eaton RS402 Rear Differential for a 1995 White WG

$895 USD
RS402 3.55 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 300.00, Ratio: 3.55
ConditionUsed
Fits To Make(s)White
Fits To Model(s)WG
Will Fit Year(s)1995
Part NumberRS402
Stock Number51523-10
MLS Number12090657
CategoryDifferentials, Rear
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
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