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Rear Differential Parts for Big Rigs

Your truck's differential keeps you securely on the road. Whether from age or lack of maintenance, worn differential parts require immediate attention. We carry ready-to-ship heavy-duty rebuilt and remanufactured differentials and maintenance parts from major brands such as Eaton, Spicer, Dana, Fabco, Axel Tech, Meritor and more. Ready to shop axle components, planetary gears, ring and pinions, crown and pinions, bearing kits and axles - everything is in stock now!

Our remanufactured differential repair parts are guaranteed and quality tested, and our truck parts specialists are standing by ready to help. Find any part without a model or part number by calling us today.

Our kits include all basic semi-truck differential parts required for repair. To keep new parts in top shape, we recommend ensuring a well-lubed system through regular fluid maintenance. Your truck's fluids should be changed depending on your truck's make and your average yearly travel distance. Check your owner's manual for specific mileage specifications or call us today!

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Genuine Eaton Pinionmate P/N: 029GC102 Genuine Eaton Pinionmate P/N: 029GC102
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Genuine Eaton Spacer Pb .726 P/N: 042HS101-9 or 042HS1019 Genuine Eaton Spacer Pb .726 P/N: 042HS101-9 or 042HS1019
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Genuine Eaton Axle Assy Rp581 P/N: 0434242 Genuine Eaton Axle Assy Rp581 P/N: 0434242
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Genuine Eaton Drive Axle Assy P/N: 0451893 Genuine Eaton Drive Axle Assy P/N: 0451893
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Genuine Eaton Drive Axle Asy P/N: 0456273 Genuine Eaton Drive Axle Asy P/N: 0456273
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Genuine Eaton Kit-Gear Set 5.63 P/N: 047KG101X Genuine Eaton Kit-Gear Set 5.63 P/N: 047KG101X
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Genuine Eaton Kit P/N: 047KR100X Genuine Eaton Kit P/N: 047KR100X
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Genuine Eaton Pinionmate P/N: 057GC102 Genuine Eaton Pinionmate P/N: 057GC102
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Genuine Eaton Shim .030 P/N: 057HS104-2 or 057HS1042 Genuine Eaton Shim .030 P/N: 057HS104-2 or 057HS1042
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Genuine Eaton Kit-Fastener P/N: 057KY101X Genuine Eaton Kit-Fastener P/N: 057KY101X
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Genuine Eaton 567 - Bearing Cone P/N: 06082 Genuine Eaton 567 - Bearing Cone P/N: 06082
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Genuine Eaton Drive Axle Assy P/N: 0703742 Genuine Eaton Drive Axle Assy P/N: 0703742
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