same day shipping clock icon
free shipping box icon
price tag icon

Mercruiser Upper Unit Gears

      • Sierra 18-2203 Gear Set
        List Price: $381.82
        Starting At: $267.27

        Mercruiser 1.65:1 Ratio Upper Unit Gear Set Replaces:  Mercury 43-45814A5 GLM 11220 Sterndrive 91-104-01CK 1.65:1 ratio. Drive gear = 24 teeth, driven gear = 24 teeth For 6 cyl inline

        Add to Cart
      • Sierra 18-6352 Upper Gear Kit
        List Price: $544.03
        Starting At: $380.82

        Gen II & Vazer (1.94:1 & 2.40:1 Ratios) Upper Gear Set For Alpha Gen II and Vazer 1.94:1 and 2.40:1 Ratios (20 - 24 Teeth) Used with 18-2411 Drive Shaft Housing Assembly and 18-2419 Complete Upper Gear Case Replaces: Mercury 43-853642A 2 GLM 11244

        Add to Cart
      • Sierra 18-6352K Upper Unit Gear Repair Kit
        List Price: $564.19
        Starting At: $394.93

        Gen II Upper Unit Gear Repair Kit For Gen II (1998 & Up) (s/n 0L 100040 & Up) 1.94:1 and 2.40:1 Ratio Replaces: Mercury 43-803106T 1 GLM 11247

        Add to Cart
      • Sierra 18-6353K Upper Unit Gear Repair Kit
        List Price: $479.54
        Starting At: $335.68

        Gen II 1.81:1 Gear Ratio Upper Unit Gear Repair Kit Includes gears, gaskets, seals and orings. For Gen II 1998 & Up (S/N OL100040 & Up) 1.81:1 Gear Ratio Replaces: Mercury 43-803105T 1 GLM 11237

        Add to Cart