GM1190 Rear Discharge Grooming Mower Field Image
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John Deere
GM1190R
Grooming Mowers

John Deere GM1190

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Deck design increases productivity

The rear discharge grooming mower has a rounded, front-tapered rear deck design allowing close mowing along obstacles like trees, fences, and buildings. This efficient design increases the mower's ability to perform close and effective grooming, enhancing productivity.

Front studio view of the rounded, front-tapered deck on the GM11 Grooming Mower
Rugged gearbox with cooling fins

A 37.3-kW (50-hp) rugged gearbox with cooling fins extends the gearbox's lifetime significantly. The enhanced durability due to engineered components ensures efficient power transfer and reduced noise during operation.

Close-up of a green gearbox with cooling fins mounted on a grooming mower, connected to a yellow PTO driveline and secured with metal supports
Caster wheels prevent scalping

Equipped with four caster wheels, this mower prevents scalping by following ground contours. The heavy tubular caster wheel arms are bolted to rail supports, ensuring a long lifespan and maintaining cutting consistency.

Side view of two grooming mower caster wheels connected to the mower via rail supports resting on the grass
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Dimensions
Overall Machine Width

95 in.

Overall Machine Width

241.3 cm

Cutting Width

90 in.

Cutting Width

228.6 cm

Weight
Operational

1333 lb.

Operational

604.6 kg

Shipping

1347 lb.

Shipping

611 kg

Tractor Requirements
PTO Horsepower

45-75 hp

PTO Horsepower

33.6-56 kW

PTO rpm

540 rpm

Hitch
Hitch Category

Category 1

Deck
Deck Thickness

0.1793 in.

Deck Thickness

4.554 mm

Deck Thickness

7 gauge

Deck Discharge

Rear

Gearbox
Mower Deck Horsepower

75 hp

Mower Deck Horsepower

55.9 kW

Ratio

1:1.7

Blade
Blade Quantity

6

Average Tip Speed

15570 fpm

Average Tip Speed

4745.74 m/min

Spindles - Quantity

3

Spindles - Composition

Cast iron

Spindles - Bearing

Tapered roller

Overlap

2 in.

Overlap

5.1 cm

Dimensions

0.25x2.5 in.

Dimensions

0.64x6.4 cm

Composition

Heat treated alloy steel

Caster Wheels
Quantity

4

Solid Caster Wheels

Yes

Solid Caster Wheels - Size

13x5 in.

Solid Caster Wheels - Size

33x12.7 cm

Bearings

Roller bearings

Belts
Quantity

1

Adjustment

Spring loaded idler

Warranty
Machine

1 year

Gearbox

1 year