We are a leading global designer and manufacturer of quality power transmission and motion control products.

Altra Motion

Altra clutches and brakes, couplings, gearing and PT component product lines are marketed under 23 well known manufacturing brands that have each been in existence for over 50 years. Each of these businesses is committed to the guiding principles of operational excellence, continuous improvement and customer satisfaction. Highly-engineered Altra solutions are sold in over 70 countries and utilized in a variety of major industrial markets, including food processing, material handling, packaging machinery, mining, energy, automotive, primary metals, turf and garden and many others.

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Airborne Wind Energy Systems

Farm & Agriculture


Geared Cam Limit Switches

Limit Switches

Mining and Aggregate

Altra Couplings, Clutches & Brakes Division

Altra Support

Best Practice Series

BK Series | Geared Motors

Centric Overload Clutches

Clutches & Brakes


Disc & Hydraulic Brakes

Electrically Released Brakes

Electric Linear Actuators

Flexible Couplings

Flywheel Couplings

Gear Drives

Geared Motors | General

Industrial Disc Brakes

Industry & Market

Product Articles

Rotary Drive (Gears, Bearings, Couplings and Shaft Accessories)

Specialty Couplings

Torque Limiters

Turning, Locking & Braking Systems (TLB)

Worm Gear Speed Reducers