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DOUGLAS EQUIPMENT Miami · Since 1955
CTP Alternator

CTP-6T3644

Alternator 6T3644 — Cat 20 AMP

CTP alternator 6T3644 for Caterpillar 20 AMP. New build (not remanufactured), heavy-duty bearings, brushes rated for high-vibration mining and construction service. Application: 320B, 3304B, 3306 120M. Tropical-climate winding insulation.

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

Need a Quote?

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

Call (305) 888-3700 Email Quote Request WhatsApp (LATAM)

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OEM Cross-References

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

  • 6T3644 OEM

Compatible Machines

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

  • 24M
  • 320B
  • 3304B
  • 3306 120M
  • 120M 2
  • 12M
  • 12M 2
  • 12M 3
  • 12M 3 AWD
  • 140M
  • 140M 2
  • 140M 3
  • 140M 3 AWD
  • 14M

Related Parts in Alternator

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Need CTP-6T3644 or related parts?

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

✓ Quote in hours ✓ Stock confirmed ✓ LATAM applied
(305) 888-3700
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