GearKo is

Super Precision Gearing

The GearKo name is Gearing! Precision Planetary Reducers built for the toughest industrial automation applicaitons. Gearboxes with as little as 1 arc minute of backlash and the highest torque rating per frame size in the market.

GearKo Planetary Reducers
GearKo is

High Speed, Low Backlash

GearKo specializes in manufacturing precision helical planetary gearboxes

Contact Us

GearKo Customer Service

Call today with your application and let our gearing experts assist you in your gearbox selection.


18 South Main Street, Knox, Indiana 46534, United States

(888) 452-2545


Open today

09:00 am – 05:00 pm

Drop us a line!