This 5-page tutorial details the construction and types of gearheads including:

• Spur Gear Type Gearheads
• Direction of Rotation
• Planetary Gears

A 2-page tutorial detailing the step-by-step procedures on to select a precision gearhead. It includes the calculations necessary to determine:

• Speeds
• Torque
• Ratios

A gearhead is typically chosen to increase the output torque or to reduce the output speed. This 2-page tutorial details other specific items to keep in mind when specifying a gearhead including:

• Backlash
• Bearing choice
• Lubrication
• Input speed and direction of rotation
• Blocking, stalling, and backdriving

This 2-page guide gives information on how to order gearheads including:

• Motor Diameter
• Motor Length
• Output Shaft
• Motor Nominal Voltage
• Special Configurations
• Desired Gearhead Series
• Desired Gear Ratio