Best Heavy-Duty Aerator: John Deere 48-Inch Plug Lawn Aerator; What to Consider ... this model’s durable steel frame and lack of moving parts make it a valuable, long-lasting tool. Key Specs.

The best lawn aerator, the Agri-Fab 45-0299 48-Inch Tow Plug Aerator, is sturdy, effective and easy to use. ... Both dethatching and aeration are important parts of lawn maintenance.