| Image | Fits Model | Description | Part # | Price | Product Details | |
See Details
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480E, 480F, 580SE, 580K, 580SK, 580L, 580SL, 580M, 580SM, 590T, 590SL, 590SM, 570LXT, 570MXT, 40XT, 60XT, 70XT, 75XT, 85XT, 90XT, 95XT, 1840, 1845C, 450C, 550E, 550G, 550H, 650, 650G, 650H, 750H, 850K | Crankshaft (Cummins 4B & 4BT) | 3907803 |
$644.00
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Case Trencher Engine Crankshafts
Fits Models At A Glance:
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Case 300–900 Series Trenchers: 360, 460, 560, 660, 760, 860, 960
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Case DH Series Trenchers: DH4, DH7
Key Notes:
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Application: Engine crankshaft replacement for Case trenchers
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Coverage: Standard and undersize crankshaft options depending on engine rebuild requirements
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Material/Build: Forged and precision-machined steel construction
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Function: Transfers piston force to the drivetrain while maintaining proper engine balance
Why Choose Broken Tractor:
✅ Heavy-Duty Engine Internals for Case Trenchers
✅ Application-Specific Fitment for Reliable Rebuilds
✅ Fast Shipping & U.S.-Based Support
