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DOUGLAS EQUIPMENT Miami · Since 1955
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CTP Starter Motor

CTP-4N4421

Starter Motor 4N4421 — Cat SHAFT-DRIVE

CTP heavy-duty starter motor 4N4421 for Caterpillar SHAFT-DRIVE. High-torque planetary reduction. New solenoid, planetary gears, drive assembly. Fits C-10, C-12, C-15.

In Stock — Miami Warehouse LATAM · 0% Pricing Eligible 30-50% vs OEM

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OEM Cross-References

CTP aftermarket reference cross-references the following OEM part numbers:

  • 4N4421 OEM

Compatible Machines

Documented fitment for the following machines. Verify with your machine serial number for exact match.

  • SHAFT-DRIVE
  • C-10
  • C-12
  • C-15
  • C-16
  • C-9
  • C11
  • C12
  • C13
  • C15
  • C18
  • C7
  • C9
  • CX31-C13I

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Available now

Need CTP-4N4421 or related parts?

Send your machine model + part list. We confirm cross-reference, stock, and LATAM documentation in hours.

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