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DOUGLAS EQUIPMENT Miami · Since 1955
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CTP Starter Motor

CTP-6N9988

Starter Motor 6N9988 — Cat D11R

CTP heavy-duty starter motor 6N9988 for Caterpillar D11R, D11T, D3G, D4G, D5G,. High-torque planetary reduction. New solenoid, planetary gears, drive assembly. Fits D11T, D3G, D4G.

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

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Send your machine model + serial number. We confirm exact cross-reference, USD price, lead time, and LATAM documentation.

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OEM Cross-References

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

  • 6N9988 OEM

Compatible Machines

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

  • D11R
  • D11T
  • D3G
  • D4G
  • D5G
  • SHUTOFF FB221
  • PR-1000

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Available now

Need CTP-6N9988 or related parts?

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

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