![](https://deere.com/assets/images/region-4/products/frontier-implements/grooming-mowers/gm21/gm21_series_frontier_grooming_mowers_field_463552_large_17ddad2ca5d0033e377d3fd0d572d3dcdf2528a4.jpg)
GM21 Series
Maintain a clean and level look with efficient Grooming Mowers. Designed to give a smooth cut on lawns, sporting fields, and golf courses.
- 5 - 9 ft. (1.5 - 2.8 m) cutting widths
- Single- or dual-belt drive with automatic belt idler
- High blade speed for thorough cutting and uniform distribution
- Cat. 1 iMatch compatible with kit
Maintain a clean and level look with efficient Grooming Mowers. Designed to give a smooth cut on lawns, sporting fields, and golf courses.
- 5 - 9 ft. (1.5 - 2.8 m) cutting widths
- Single- or dual-belt drive with automatic belt idler
- High blade speed for thorough cutting and uniform distribution
- Cat. 1 iMatch compatible with kit
Maintain a clean and level look with efficient Grooming Mowers. Designed to give a smooth cut on lawns, sporting fields, and golf courses.
- 5 - 9 ft. (1.5 - 2.8 m) cutting widths
- Single- or dual-belt drive with automatic belt idler
- High blade speed for thorough cutting and uniform distribution
- Cat. 1 iMatch compatible with kit
Maintain a clean and level look with efficient Grooming Mowers. Designed to give a smooth cut on lawns, sporting fields, and golf courses.
- 5 - 9 ft. (1.5 - 2.8 m) cutting widths
- Single- or dual-belt drive with automatic belt idler
- High blade speed for thorough cutting and uniform distribution
- Cat. 1 iMatch compatible with kit
Features
Rugged gearbox with cooling fins
![Cooling fins help extend life of the gearbox](https://salesmanual.deere.com/sales/salesmanual/images/NA/frontier/grooming_mowers/110870_gearbox_cooling_fins_275_.jpg)
![#](https://salesmanual.deere.com/sales/salesmanual/images/clearpix.gif)
The GM11 and GM21 Series Medium-Duty Grooming Mowers come with a 37.3-kW (50-hp) rugged gearbox. Cooling fins help extend the life of the gearbox.
Quick and easy height adjustments
![Spacers make for quick and easy height adjustment](https://salesmanual.deere.com/sales/salesmanual/images/NA/frontier/grooming_mowers/119591_easy_hgt_adj_275_.jpg)
![#](https://salesmanual.deere.com/sales/salesmanual/images/clearpix.gif)
The GM21 Series Medium-Duty Grooming Mowers' stamped wheel yokes with air tires have spacers for quick and easy height adjustment.
Quality cut with high blade-tip speed
![High blade-tip speed increases productivity](https://salesmanual.deere.com/sales/salesmanual/images/NA/frontier/grooming_mowers/119588_quality_cut_275_.jpg)
![#](https://salesmanual.deere.com/sales/salesmanual/images/clearpix.gif)
The high blade-tip speed and precise blade overlap work together to ensure exceptional strength, performance, and a quality cut when using the Frontier™ grooming mowers.
NOTE: Image shown is of GM21 Series Standard-Duty Grooming Mower.
Deck design increases productivity
![Rounded front enhances mower efficiency](https://salesmanual.deere.com/sales/salesmanual/images/NA/frontier/grooming_mowers/119585_deck_design_275.jpg)
![#](https://salesmanual.deere.com/sales/salesmanual/images/clearpix.gif)
The GM11 and GM21 Series Medium-Duty Grooming Mowers have a rounded, front-tapered rear deck design that allows for close mowing along trees, fences, buildings, and other obstacles.
Specs & Compare
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