GM20 Series Frontier grooming mower studio shot
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John Deere
GM2072R
Grooming Mowers

John Deere GM2072R

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Key Features

  • 4-9 ft (1.2-2.8 m) Cutting Widths
  • Single- or Dual-Belt Drive
  • High Blade Speed for Thorough Cutting and Uniform Distribution
  • Cat. 1 iMatch™ Compatible With Kit
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Features
Specifications
Safety chain shield

GM20 Series Grooming Mowers come standard with a safety chain shield.

Studio close-up of the corner of a green grooming mower, featuring the end of its safety chain shield
Choose from various cutting blades

The mower is equipped with three blades per deck, with options for low and high lift blades. This versatility allows users to meet specific mowing needs and achieve optimal grass cutting performance in various conditions.

Computer-generated graphic of the underside of a grooming mower deck, with its three blades in separate circular depressions
Gearbox with spiral gears

The rugged gearbox on the GM20 Series Standard-Duty Grooming Mowers feature highly engineered spiral gears to dramatically reduce noise, increase endurance, and transfer more power to the cutting blades.

Close-up studio view of gearbox on top of GM20 Grooming Mower
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Specs & Compare
Select up to 4 models to compare specifications
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GM2072R
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FDR2572-14
Rhino
FA613
Woods
PRD7200W
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Dimensions

Overall Machine Width74 in.198.1 cm
78 in.		190.5 cm
75 in.		190.5 cm
75 in.		188 cm
74 in.
Overall Machine Width188 cm198.1 cm
78 in.		190.5 cm
75 in.		190.5 cm
75 in.		188 cm
74 in.
Cutting Width72 in.182.9 cm
72 in.		182.9 cm
72 in.		182.9 cm
72 in.		180.3 cm
71 in.		182.9 cm
72 in.
Cutting Width182.9 cm182.9 cm
72 in.		182.9 cm
72 in.		182.9 cm
72 in.		180.3 cm
71 in.		182.9 cm
72 in.

Weight

Operational600 lb.266.7 kg
588 lb		326.1 kg
719 lb		325.7 kg
718 lb		196.0 kg
432 lb		326.1 kg
719 lb
Operational272.2 kg266.7 kg
588 lb		326.1 kg
719 lb		325.7 kg
718 lb		196.0 kg
432 lb		326.1 kg
719 lb
Shipping676 lb.365.6 kg
806 lb
Shipping306.6 kg365.6 kg
806 lb

Tractor Requirements

PTO Horsepower20-50 hp14.9-29.8 kW
20-40 hp		14.9-29.8 kW
20-40 hp		----11.2-44.7 kW
15-60 hp		14.9-29.8 kW
20-40 hp
PTO Horsepower14.9-37.3 kW14.9-29.8 kW
20-40 hp		14.9-29.8 kW
20-40 hp		----11.2-44.7 kW
15-60 hp		14.9-29.8 kW
20-40 hp
PTO rpm540 rpm540 rpm540 rpm540 rpm540 rpm540 rpm

Hitch

Hitch CategoryCategory 1Category 1Category 1Category 1Cat. 1Category 1

Deck

Deck Thickness0.1644 in.7 gauge
4.554 mm
0.1793 in.		8 gauge
4.176 mm
0.1644 in.		7 gauge
4.554 mm
0.1793 in.		8 gauge
4.176 mm
0.1644 in.
Deck Thickness4.176 mm7 gauge
4.554 mm
0.1793 in.		8 gauge
4.176 mm
0.1644 in.		7 gauge
4.554 mm
0.1793 in.		8 gauge
4.176 mm
0.1644 in.
Deck Thickness8 gauge7 gauge
4.554 mm
0.1793 in.		8 gauge
4.176 mm
0.1644 in.		7 gauge
4.554 mm
0.1793 in.		8 gauge
4.176 mm
0.1644 in.
Deck DischargeRearRearRearRearRearRear

Gearbox

Mower Deck Horsepower50 hp33.6 kW
45 hp		44.7 kW
60 hp		37.3 kW
50 hp		44.7 kW
60 hp
Mower Deck Horsepower37.3 kW33.6 kW
45 hp		44.7 kW
60 hp		37.3 kW
50 hp		44.7 kW
60 hp
Ratio1:3.1266.7 kg
588 lb		326.1 kg
719 lb		325.7 kg
718 lb		196.0 kg
432 lb		326.1 kg
719 lb

Blade

Blade Quantity3ThreeThreeThreeThreeThree
Average Tip Speed16732 fpm
Average Tip Speed5099.91 m/min
Spindles - Quantity3
Spindles - CompositionCast iron
Spindles - BearingShielded ball
Overlap1.125 in.1.5 in.3.8 cm
1.5 in.		3.2 cm
1.25 in.		2.54 cm
1 in.		3.8 cm
1.5 in.
Overlap2.9 cm1.5 in.3.8 cm
1.5 in.		3.2 cm
1.25 in.		2.54 cm
1 in.		3.8 cm
1.5 in.
Dimensions24.5x2.25 in.198.1 cm
78 in.		190.5 cm
75 in.		190.5 cm
75 in.		188 cm
74 in.
Dimensions62.2x5.7 cm198.1 cm
78 in.		190.5 cm
75 in.		190.5 cm
75 in.		188 cm
74 in.
CompositionHeat treated alloy steelHeat treated alloy steelHeat treated alloy steel

Caster Wheels

Quantity4ThreeThreeThreeThreeThree
Solid Caster WheelsYes
Solid Caster Wheels - Size10x3.2 in.
Solid Caster Wheels - Size25.4x8.1 cm
Pneumatic Caster Wheels - Size11x4 in.
Pneumatic Caster Wheels - Size27.94x10.16 cm
BearingsShielded rollerRoller bearings

Belts

Type5VX, polyester/coggedB size Kevlar®B section, aramid/Kevlar®BB Section Kevlar with clutching cover
Quantity2ThreeThreeThreeThreeThree
AdjustmentSlotted trackSpring loaded idlerSpring loaded idlerSpring loadedSpring loaded idler

Warranty

Machine1 year198.1 cm
78 in.		190.5 cm
75 in.		190.5 cm
75 in.		188 cm
74 in.
Gearbox1 year33.6 kW
45 hp		44.7 kW
60 hp		37.3 kW
50 hp		44.7 kW
60 hp

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