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UltraTRUE 90 | Boston Gear

The UltraTRUE True Planetary® gearhead combines the positive attributes of Helical Crowned gearing with True Planetary orientation to create a smoothest and quietest gearheads on the market today. Many ratios are stocked and available for immediate delivery though the Thomson Micron Gearhead Express program.

Helical crowned HRC 55-60 steel gears provide higher torque capacity and smoother operation.

Tapered roller bearings provide high axial and radial load carrying capacity.

RediMount™ system provides error-free motor installation.

Product Features

  • Precision: 4 arc-minutes
  • Frame Sizes: 60 mm, 75 mm, 90 mm, 100 mm, 115 mm, 140 mm and 180 mm
  • Torque Capacity: up to 3111 Nm
  • Ratio Availability: 1:1 thru 50:1
  • Radial Load Capacity: up to 37910 N
Click on image below to download pdf. To order hard copies of literature click here.

Product Catalog

  • p-8741-bg

Product News

Contact Info

Boston Gear
701 Carrier Dr.
Charlotte, NC 28216
Phone: 1-888-999-9860