Quadro Aluminum Worm Gear Reducers

When size and weight are critical requirements in your power transmission package, the Grove Gear Quadro Aluminum Worm Gear reducer offers an ideal solution. The Quadro is up to one third smaller than alternatives and features an aluminum alloy housing making it a compact and lightweight solution for difficult installations.

Cast Iron (GR Series)
Aluminum (EL Series)
Stainless Steel (SS Series)
Cast Iron – Narrow (NH Series)
Bravo Aluminum
Quadro Aluminum Worm Gear Reducers

  • Center Distances from 1.77" to 3.35"
  • Four sizes available with ratings to 8 HP
  • Available in single and double reduction
  • Ratios from 7:1 to 4020:1.


  • Unique square design eliminates the need for mounting feet
  • Available with any combination of Nema or IEC input and output
  • Factory-filled with premium Mobil Glygoyle 460 polyalkalene glycol lubricant
  • Vent free design to eliminate leaks
  • Available pre-assembled with LEESON motors for the perfect GEAR+MOTOR™ package
  • Mounting dimensions are interchangeable with many major brands
  • Style F - Short Output Flange
  • Style FL - Long Output Flange
  • R Reaction Arm

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