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DOUGLAS EQUIPMENT Miami · Since 1955
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CTP Engine Bearing

CTP-9D5637

MECHANICAL STEERING GROUP 9D5637 — 621B

CTP connecting rod / main bearing 9D5637 for 621B engine. Tri-metal construction (steel back / copper-lead / babbitt), precision-bored. Standard and undersize available — critical for engine rebuild kits. Application: 621R, 627B, 631C.

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:

  • 9D5637 OEM

Compatible Machines

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

  • 621B
  • 621R
  • 627B
  • 631C
  • 637D
  • 641B
  • 824B
  • 826B
  • 966C
  • 980B

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Available now

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