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Sierra Upper Unit Gear Repair Kit For Mercury Marine, Sierra Part #18-6351K

Item # 749590
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Ships within 5 - 6 business days

Additional Information:
  • Additional discounts do not apply.


  • Sierra Part #18-6351K

  • Upper unit gear repair kit

  • For Mercury Marine engine

Product Summary 

Sierra upper unit gear repair kit for Mercury Marine engine. For Gen II (1998 and up) S/N OL100040 and up with 1.47:1 ratio. Sierra Part #18-6351K.

OEM Part Number: