français (Canada)

Torque Arm II, TA

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With 60 years of proven dependability and more than 1.8 million units in service throughout the world, Dodge Torque-Arm speed reducers are the standard of the industry and the benchmark to which others are compared. The Torque-Arm II is a shaft mount helical gear reducer that mounts directly to the driven shaft with a number of accessories available to produce versatility, cost savings and long life. A long list of standard features makes this reducer suitable for a wide range of environments right off the shelf.


  • 12 sizes up to 400 Hp
  • Torque ratings up to 325,000 lb-in (36,700 Nm)
  • 5 ratios available with v-belt drives extending the range up to 300:1
  • Third-party ATEX certified
  • Meets or exceeds AGMA standards
  • Industry-proven twin tapered bushings allow for easy-on and easy-off mounting
  • Improved safety features with the use of bushing cover and belt guards
  • Heavy duty dual sealing system is standard for maximum protection in harsh environments
  • Compatible with both synthetic and mineral oil with or without extreme (EP) pressure
  • Industry leading backstop design
  • Steel motor mount system
  • All reducers can be shaft mounted, screw conveyor, vertical and flange mounted
  • Smooth, rugged class 30 cast iron housings with pry slots

Common industries

  • Aggregates
  • Mining
  • Cement
  • Asphalt
  • Grain
  • Mixing & milling
  • Oil & Gas - Ethanol
  • Water & Wastewater
  • Forest Products

Common applications

  • Apron feeder
  • Belt conveyor
  • Bucket conveyor
  • Drag conveyor
  • Ribbon mixer
  • Roller bed
  • Screw conveyor
  • Vibratory feeder