Free Shipping On Orders Over $25!

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

Item # 749590
Please make sure all selections are complete and a valid quantity is entered and try again.

Ships within 7 - 10 days


  • 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: