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Bridgeport Mill, Spindle Bull Gear Assembly

$628.99

Spindle bull gear assembly for American-made Bridgeport variable speed milling machines. Replaces OEM #2183933 and includes both the bull gear and countershaft gear. Designed to restore proper gear engagement and dependable power transfer within the variable speed head.

Bridgeport Variable Speed Mill Spindle Bull Gear Assembly – OEM #2183933

Replace a worn or damaged spindle bull gear assembly with this replacement for American-made Bridgeport variable speed milling machines. Designed to replace OEM #2183933, this complete assembly includes both the spindle bull gear and countershaft gear.

These gears work together within the variable speed milling head to transfer power and support proper spindle operation. Replacing worn gears can help correct excessive noise, poor engagement, or unreliable power transmission.

Assembly Includes

  • Spindle bull gear
  • Countershaft gear

Specifications

  • OEM Part Number: 2183933
  • Fits American-made Bridgeport variable speed milling machines
  • Component: Spindle bull gear assembly
  • Quantity: Two gears

Features

  • Complete bull gear and countershaft gear assembly
  • Direct replacement for the original OEM assembly
  • Helps restore proper gear engagement and power transfer
  • Suitable for variable speed head repairs and rebuilding
  • Ideal for maintenance and machine restoration

Please verify that your machine has an American-made variable speed head and compare the OEM part number with your existing assembly before ordering.

Shopping Cart
Bridgeport milling machine spindle bull gear assembly 2183933 M1490 replacement part for Series 1 J-Head millBridgeport Mill, Spindle Bull Gear Assembly
$628.99
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