John Deere GM3072

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Features

  • High blade-tip speed
  • Caster wheels to prevent scalping
  • Floating hitch for level cutting
  • Rugged gearbox with cooling fins

Specifications

Manufacturer John Deere
Model GM3072
Dimensions  
Overall machine width, in. (cm) 186.1 cm
  73.25 in.
Cutting width, in. (cm) 72 in. (182.9 cm)
Cutting height, in. (cm) 1-4.5 in. (2.5-11.4 cm)
Weight  
Operational, lb (kg) 603 lb (273.5 kg)
Shipping, lb (kg) 389 lb (312.5 kg)
Tractor requirements  
PTO horsepower, hp (kW) 20-35 hp (14.9-26.1 kW)
PTO rpm 540 rpm
Hitch  
Category Cat. 1
iMatchâ„¢ compatible ---
Deck  
Thickness 8 gauge
4.176 mm
0.1644 in.
Discharge Rear
Gearbox  
Mower deck horsepower, hp (kW) 35 hp (26.1 kW)
Ratio 1:1.92
Blade  
Quantity Three
Tip speed, average fpm 18000 fpm (5486.4 m/min)
Spindles ---
Quantity Three
Composition Cast iron
Bearing Tapered roller
Overlap, in. (cm) 1.5 in. (3.8 cm)
Dimensions, in. (cm) 0.25x2.5 in. (0.6x6.4 cm)
Composition Heat treated alloy steel
Caster wheels  
Quantity Four
Solid Yes
Size, in. (cm) 25.4x8.255 cm
10x3.25 in.
---
Pnuematic ---
Bearings Roller bearings
Belts  
Type B Section, Aramid/Kevlar
Quantity One
Adjustment Spring loaded idler
Set-up time  
Labor hours 0.5
Warranty  
Machine 1 year
Gearbox 1 year