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    Best Selling Products

    • 12 diametral pitch, 14-1/2 Degree Pressure Angle, 54 Teeth, cast iron, Change gear

      GD54B Cast Iron Change Gear

      Boston Gear
      $ 2,495.00 - $ 2,495.00
      $ 2,495.00
      $ 2,495.00 - $ 2,495.00
      $ 2,495.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

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      $ 2,495.00 - $ 2,495.00
      $ 2,495.00
      $ 2,495.00 - $ 2,495.00
      $ 2,495.00
    • 14-1/2 Degree Pressure Angle, 16 diametral pitch, 68 Teeth, cast iron, Change gear

      GB68B Cast Iron Change Gear

      Boston Gear
      $ 2,159.00 - $ 2,159.00
      $ 2,159.00
      $ 2,159.00 - $ 2,159.00
      $ 2,159.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 2,159.00 - $ 2,159.00
      $ 2,159.00
      $ 2,159.00 - $ 2,159.00
      $ 2,159.00
    • 14-1/2 Degree Pressure Angle, 16 diametral pitch, 65 Teeth, cast iron, Change gear

      GB65B Cast Iron Change Gear

      Boston Gear
      $ 2,155.00 - $ 2,155.00
      $ 2,155.00
      $ 2,155.00 - $ 2,155.00
      $ 2,155.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 2,155.00 - $ 2,155.00
      $ 2,155.00
      $ 2,155.00 - $ 2,155.00
      $ 2,155.00
    • 14-1/2 Degree Pressure Angle, 16 diametral pitch, 55 Teeth, cast iron, Change gear

      GB55B Cast Iron Change Gear

      Boston Gear
      $ 1,895.00 - $ 1,895.00
      $ 1,895.00
      $ 1,895.00 - $ 1,895.00
      $ 1,895.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 1,895.00 - $ 1,895.00
      $ 1,895.00
      $ 1,895.00 - $ 1,895.00
      $ 1,895.00
    • 14-1/2 Degree Pressure Angle, 16 diametral pitch, 50 Teeth, cast iron, Change gear

      GB50B Cast Iron Change Gear

      Boston Gear
      $ 1,849.00 - $ 1,849.00
      $ 1,849.00
      $ 1,849.00 - $ 1,849.00
      $ 1,849.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 1,849.00 - $ 1,849.00
      $ 1,849.00
      $ 1,849.00 - $ 1,849.00
      $ 1,849.00
    • 14-1/2 Degree Pressure Angle, 16 diametral pitch, 45 Teeth, cast iron, Change gear

      GB45B Cast Iron Change Gear

      Boston Gear
      $ 1,743.00 - $ 1,743.00
      $ 1,743.00
      $ 1,743.00 - $ 1,743.00
      $ 1,743.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 1,743.00 - $ 1,743.00
      $ 1,743.00
      $ 1,743.00 - $ 1,743.00
      $ 1,743.00
    • 14-1/2 Degree Pressure Angle, 16 diametral pitch, 44 Teeth, cast iron, Change gear

      GB44B Cast Iron Change Gear

      Boston Gear
      $ 1,743.00 - $ 1,743.00
      $ 1,743.00
      $ 1,743.00 - $ 1,743.00
      $ 1,743.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 1,743.00 - $ 1,743.00
      $ 1,743.00
      $ 1,743.00 - $ 1,743.00
      $ 1,743.00
    • 128 Teeth, 14-1/2 Degree Pressure Angle, 16 diametral pitch, cast iron, Change gear

      GB128A Cast Iron Change Gear

      Boston Gear
      $ 3,460.00 - $ 3,460.00
      $ 3,460.00
      $ 3,460.00 - $ 3,460.00
      $ 3,460.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 3,460.00 - $ 3,460.00
      $ 3,460.00
      $ 3,460.00 - $ 3,460.00
      $ 3,460.00
    • 127 Teeth, 14-1/2 Degree Pressure Angle, 16 diametral pitch, cast iron, Change gear

      GB127A Cast Iron Change Gear

      Boston Gear
      $ 3,545.00 - $ 3,545.00
      $ 3,545.00
      $ 3,545.00 - $ 3,545.00
      $ 3,545.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 3,545.00 - $ 3,545.00
      $ 3,545.00
      $ 3,545.00 - $ 3,545.00
      $ 3,545.00
    • 14-1/2 Degree Pressure Angle, 20 diametral pitch, 63 Teeth, cast iron, Change gear

      GA63B Cast Iron Change Gear

      Boston Gear
      $ 1,751.00 - $ 1,751.00
      $ 1,751.00
      $ 1,751.00 - $ 1,751.00
      $ 1,751.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 1,751.00 - $ 1,751.00
      $ 1,751.00
      $ 1,751.00 - $ 1,751.00
      $ 1,751.00
    • 14-1/2 Degree Pressure Angle, 20 diametral pitch, 77 Teeth, cast iron, Change gear

      GA77B Cast Iron Change Gear

      Boston Gear
      $ 1,983.00 - $ 1,983.00
      $ 1,983.00
      $ 1,983.00 - $ 1,983.00
      $ 1,983.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 1,983.00 - $ 1,983.00
      $ 1,983.00
      $ 1,983.00 - $ 1,983.00
      $ 1,983.00
    • 14-1/2 Degree Pressure Angle, 20 diametral pitch, 55 Teeth, cast iron, Change gear

      GA55B Cast Iron Change Gear

      Boston Gear
      $ 1,617.00 - $ 1,617.00
      $ 1,617.00
      $ 1,617.00 - $ 1,617.00
      $ 1,617.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 1,617.00 - $ 1,617.00
      $ 1,617.00
      $ 1,617.00 - $ 1,617.00
      $ 1,617.00
    • 14-1/2 Degree Pressure Angle, 20 diametral pitch, 54 Teeth, cast iron, Change gear

      GA54B Cast Iron Change Gear

      Boston Gear
      $ 1,647.00 - $ 1,647.00
      $ 1,647.00
      $ 1,647.00 - $ 1,647.00
      $ 1,647.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 1,647.00 - $ 1,647.00
      $ 1,647.00
      $ 1,647.00 - $ 1,647.00
      $ 1,647.00
    • 14-1/2 Degree Pressure Angle, 20 diametral pitch, 52 Teeth, cast iron, Change gear

      GA52B Cast Iron Change Gear

      Boston Gear
      $ 1,615.00 - $ 1,615.00
      $ 1,615.00
      $ 1,615.00 - $ 1,615.00
      $ 1,615.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 1,615.00 - $ 1,615.00
      $ 1,615.00
      $ 1,615.00 - $ 1,615.00
      $ 1,615.00
    • 14-1/2 Degree Pressure Angle, 71 Teeth, 8 diametral pitch, cast iron, Change gear

      GH71A Cast Iron Change Gear

      Boston Gear
      $ 7,729.00 - $ 7,729.00
      $ 7,729.00
      $ 7,729.00 - $ 7,729.00
      $ 7,729.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 7,729.00 - $ 7,729.00
      $ 7,729.00
      $ 7,729.00 - $ 7,729.00
      $ 7,729.00
    • 14-1/2 Degree Pressure Angle, 70 Teeth, 8 diametral pitch, cast iron, Change gear

      GH70A Cast Iron Change Gear

      Boston Gear
      $ 7,729.00 - $ 7,729.00
      $ 7,729.00
      $ 7,729.00 - $ 7,729.00
      $ 7,729.00

      Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input. All Boston Gea...

      View full details
      $ 7,729.00 - $ 7,729.00
      $ 7,729.00
      $ 7,729.00 - $ 7,729.00
      $ 7,729.00
    • 20 Degree Pressure Angle, 20 diametral pitch, 80 Teeth, cast iron, Spur gear

      YA80 Cast Iron Spur Gear

      Boston Gear
      $ 1,723.00 - $ 1,723.00
      $ 1,723.00
      $ 1,723.00 - $ 1,723.00
      $ 1,723.00

      Boston Gear spur gears are designed to transmit motion and power between parallel shafts. The different styles offered include spur, gear rack, pin...

      View full details
      $ 1,723.00 - $ 1,723.00
      $ 1,723.00
      $ 1,723.00 - $ 1,723.00
      $ 1,723.00
    • 10 diametral pitch, 14-1/2 Degree Pressure Angle, 42 Teeth, cast iron, Spur gear

      NF42 Cast Iron Spur Gear

      Boston Gear
      $ 2,654.00 - $ 2,654.00
      $ 2,654.00
      $ 2,654.00 - $ 2,654.00
      $ 2,654.00

      Boston Gear spur gears are designed to transmit motion and power between parallel shafts. The different styles offered include spur, gear rack, pin...

      View full details
      $ 2,654.00 - $ 2,654.00
      $ 2,654.00
      $ 2,654.00 - $ 2,654.00
      $ 2,654.00
    • 10 diametral pitch, 14-1/2 Degree Pressure Angle, 96 Teeth, cast iron, Spur gear

      NF96 Cast Iron Spur Gear

      Boston Gear
      $ 5,635.00 - $ 5,635.00
      $ 5,635.00
      $ 5,635.00 - $ 5,635.00
      $ 5,635.00

      Boston Gear spur gears are designed to transmit motion and power between parallel shafts. The different styles offered include spur, gear rack, pin...

      View full details
      $ 5,635.00 - $ 5,635.00
      $ 5,635.00
      $ 5,635.00 - $ 5,635.00
      $ 5,635.00
    • 10 diametral pitch, 14-1/2 Degree Pressure Angle, 84 Teeth, cast iron, Spur gear

      NF84 Cast Iron Spur Gear

      Boston Gear
      $ 5,036.00 - $ 5,036.00
      $ 5,036.00
      $ 5,036.00 - $ 5,036.00
      $ 5,036.00

      Boston Gear spur gears are designed to transmit motion and power between parallel shafts. The different styles offered include spur, gear rack, pin...

      View full details
      $ 5,036.00 - $ 5,036.00
      $ 5,036.00
      $ 5,036.00 - $ 5,036.00
      $ 5,036.00
    • 14-1/2 Degree Pressure Angle, 16 diametral pitch, 60 Teeth, cast iron, Spur gear

      NB60 Cast Iron Spur Gear

      Boston Gear
      $ 1,780.00 - $ 1,780.00
      $ 1,780.00
      $ 1,780.00 - $ 1,780.00
      $ 1,780.00

      Boston Gear spur gears are designed to transmit motion and power between parallel shafts. The different styles offered include spur, gear rack, pin...

      View full details
      $ 1,780.00 - $ 1,780.00
      $ 1,780.00
      $ 1,780.00 - $ 1,780.00
      $ 1,780.00
    • 14-1/2 Degree Pressure Angle, 144 Teeth, 16 diametral pitch, cast iron, Spur gear

      NB144 Cast Iron Spur Gear

      Boston Gear
      $ 4,970.00 - $ 4,970.00
      $ 4,970.00
      $ 4,970.00 - $ 4,970.00
      $ 4,970.00

      Boston Gear spur gears are designed to transmit motion and power between parallel shafts. The different styles offered include spur, gear rack, pin...

      View full details
      $ 4,970.00 - $ 4,970.00
      $ 4,970.00
      $ 4,970.00 - $ 4,970.00
      $ 4,970.00
    • 100 Teeth, 14-1/2 Degree Pressure Angle, 20 diametral pitch, cast iron, Spur gear

      NA100 Cast Iron Spur Gear

      Boston Gear
      $ 1,981.00 - $ 1,981.00
      $ 1,981.00
      $ 1,981.00 - $ 1,981.00
      $ 1,981.00

      Boston Gear spur gears are designed to transmit motion and power between parallel shafts. The different styles offered include spur, gear rack, pin...

      View full details
      $ 1,981.00 - $ 1,981.00
      $ 1,981.00
      $ 1,981.00 - $ 1,981.00
      $ 1,981.00
    • 20 Degree Pressure Angle, 36 Teeth, 6 diametral pitch, cast iron, Spur gear

      YJ36B Cast Iron Spur Gear

      Boston Gear
      $ 6,136.00 - $ 6,136.00
      $ 6,136.00
      $ 6,136.00 - $ 6,136.00
      $ 6,136.00

      Boston Gear spur gears are designed to transmit motion and power between parallel shafts. The different styles offered include spur, gear rack, pin...

      View full details
      $ 6,136.00 - $ 6,136.00
      $ 6,136.00
      $ 6,136.00 - $ 6,136.00
      $ 6,136.00