Skip to main content
DOUGLAS EQUIPMENT Miami · Since 1955
ES
CTP Starter Motor

CTP-7Y3918

Starter Motor 7Y3918 — Cat SWITCH GP-HEAT START

CTP heavy-duty starter motor 7Y3918 for Caterpillar SWITCH GP-HEAT START. High-torque planetary reduction. New solenoid, planetary gears, drive assembly. Fits 321C, 325C 120G, 120H.

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)

Collect multiple parts, send all at once.

OEM Cross-References

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

  • 7Y3918 OEM

Compatible Machines

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

  • SWITCH GP-HEAT START
  • 321C
  • 325C 120G
  • 120H
  • 120H ES
  • 120H NA
  • 12G
  • 12H
  • 12H ES
  • 12H NA
  • 130G
  • 135H
  • 135H NA
  • 140G

Related Parts in Starter Motor

CTP-0861879

Starter Motor 0861879 — Cat E110B

View →

CTP-10000

Starter Motor 10000 — Cat RELAY KOMATSU®

View →

CTP-1006903

Starter Motor 1006903 — Cat SWITCH AS

View →

CTP-1008224

Starter Motor 1008224 — Cat CB-564D

View →
Available now

Need CTP-7Y3918 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
+1 (555) 820-5222 Search by OEM number →
← Back to full parts catalog
(305) 888-3700
Call WhatsApp Quote