Operation, GR60 GR72 | Alamo manual

OPERATION

	GR60	GR72
Horsepower Required (Min.)	30 HP	40 HP
Cutting Capacity (Max.)	4”	4”
Cutting Height (Min.)	1-9/16”	1-3/4”
Safety Deflector	Chain Guard	Chain Guards
Cutting Width	60”	72”
Overall Width	67-1/4”	79-1/4”
Overall Length	108”	118”
Base Unit Weight (Approx.)	1370 lbs.	1578 lbs.
Hitch	CAT II	CAT II
Blade Carrier	Gyro Bar	Gyro Bar
Blades	1/2” x 5” Flat	1/2” x 5” Flat
Gearbox Rating:
540 RPM	140 HP*	150 HP*
Output Shaft Diameter	2-3/8”	2-3/8”
Blade Tip Speed:
540 RPM	12,723 FPM	13,995 FPM
Driveline Size	Cat 4	Cat 5
Driveline Protection	Slip Clutch	Slip Clutch
Deck Thickness	3/16”	3/16”
Side Skirt	1/4” x 10-3/4”	1/4” x 10-3/4”
Tires & Wheel	Laminated	Laminated
*Ratings based on actual field performance.

GR60/72 02/07

Operation Section 4-3