Winter Boat Upgrade Event

Sierra Gear Set For Mercury Marine Engine, Sierra Part #18-2204

Item # 326978
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Ships within 5 - 6 business days

Additional Information:
  • Additional discounts do not apply.


  • Sierra Part #18-2204

  • Gear set

  • For Mercury Marine engine

Product Summary 

Sierra gear set for Mercury Marine engine. 1.84:1 Ratio Drive Gear = 17 Teeth, Driven Gear = 19 Teeth. For V6 and 470/485 (4-cylinder) and Gen II (S/N K999999 and below) applications. Sierra Part #18-2204.

OEM Part Number: