Grass Gator 4680 Brush Cutter Extra Heavy Duty Replacement Trimmer Head Review

Grass Gator 4680 is one of the best trimmer head that can fit for most straight shaft trimmers powered by gas This extra heavy duty brush cutter is the perfect option as it fit 99 percent of all gas powered straight shaft trimmers, including Echo, Stihl, John Deere, Cub Cadet, Craftsman, Troy Bilt, and more. It is perfectly designed for commercial grade extra heavy duty engines of 25cc or that offers clear and smooth trimming and also cuts thick vegetation without any difficulty.

The Grass Gator 4680 replacement trimmer head can offer an excellent job for weeds, grass, and heavy brush. The strong, tough steel blades will offer outstanding service. You can easily install the grass gator head and easy-to-use. It is one of the best products that offer amazing trimming and lasting results. If you would like to compare it with other trimmer heads, check our buyers guide on the best trimmer heads.

The 4680 model can fit perfectly for almost all straight shaft gas trimmers and its heavy-duty design is made for commercial trimming purposes as it comes with 25cc engines and offers quick and neat trimming and edging.  The trimmer head can fit the most straight shaft and fro some saleable grade cured shafts and comes with three extra powerful metal blades.

This powerful 4680 model heavy duty replacement trimmer head can trim through heavy brush without any difficulty. It is a perfect choice for open field applications tall grass, cutting weeds, and brush. But, you should not use it for Bolens, Homelites, or Weedeater. The installation process of the replacement trimmer head is very easy, and you can manually install it and for the most parts, you don’t require to use any tools. You should not use around or vertical solid objects.

The Grass Gator 4680 extra heavy duty brush cutter is a designed very effectively, and it is the best designed to cut heavy brush, thick vegetation, and weeds in large fields easily.

The trimmer head of 4680 model that contains 25cc engine fit 99 percent of straight shaft gas trimmers and also some salable grade curved shafts, including Husqvarna, Echo, and Stihl and it comes with the 27cc engine. Due to its heavy weight, it is not recommended for gas trimmers that come with solid steel rod drives, and the shafts that contain smaller engines than 25cc. Also, you should not use this model to the curved shaft trimmers that come with engines less than 27cc. Also, not suitable for straight shafts that contain coil spring drive and contains engines less than 27cc.

You should not use the Grass Gator 4680 for Weedeater trimmer, Bolens, not considering the engine size.  This model is not designed for electric trimmers, so do not ever use it on electric trimmers.


  • Replaceable Blades
  • Use replacement blades model 4680
  • It contains pre-loaded three strong metal blades
  • Perfect choice for cutting tough brush and weeds
  • Will fit 99percent of all straight and some curved shaft gas trimmers
  • Designed for commercial grade, heavy duty, gas trimmers with 25cc engines or more
  • It offers excellent results for grass, heavy brush, and weeds


  • Perfect choice for straight shaft gas powered trimmers
  • Easy-to-install
  • Easy-to-use
  • Offers extra heavy duty options for quick and neat trimming
  • Cuts heavy brush easily


  • Not designed to use for vertical, an edge, or to cut along hard objects
  • Tricky installation and you need installation manual to install properly
 Overall, The Grass Gator 4680 extra heavy duty replacement trimmer head is one of the best options that you can find in the market. It offers extra heavy duty options and works perfectly for the commercial grade as it comes with the 25cc engine. Get this affordable trimmer head today and get a lasting trimming experience.
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