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Grasshopper Mower Model 721DT

Grasshopper Mower Model 721DT

T-Drive™ hydrostatic transmission with tandem 12cc Parker Read more

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Specifications

Feature
Value
Comment
ENGINE
Lubrication System
Pressure Lube/Filter
Crankshaft
Horizontal
Cooling System
Liquid
Fuel
Diesel - No. 2
Muffler
Ultra quiet, single, industrial type
Fuel Capacity
8 U.S. Gal (30.28 l)
Optional Fuel Capacity
NA
Type/Horsepower/Cylinders
Kubota, 3-cyl.
Displacement
44 cu. in. (722 cc)
Air Cleaner
Heavy-duty, cyclonic, remote mounted dual air cleaner with replaceable element
DURAMAX® DECKS
DECK
DuraMax
Mulching Package #
504567(52), 504569(61)
DURAMAX®; DECK SIZE
– 41" Deck NA
CUTTING HEIGHT RANGE
1.0 to 5.0 in. (2.5cm to 12.7 cm)
BLADES (Tempered, alloy steel)
– 41" Deck NA
BLADE DRIVE
Maintenance-free gearbox with single Kevlar V-belt and idler arm tensioning.
TRIMABILITY (Outside of std. tire to left trim side)
– 41" Deck NA
SPINDLE HOUSINGS
8 in. (20.3 cm)-diameter machined aluminum housing with 6-bolt pattern.
SPINDLE ASSEMBLIES
Sentryô Spindle System, 2.5 cm (approx. 1 in.) O.D. shaft. Double bearings greasable from top of deck. Spindle head designed to eliminate fiber wrap. Spindle cones shield housing and lower bearings from fiber wrap and dirt ingestion.
CONSTRUCTION (Robotic-welded steel)
Tubular 2.25 in. x 4 in. boxed members with 0.25 in. gussets. Formed double thickness hardened steel (0.269 in. ñ?7.6% thicker than 0.25 in. (6.35 mm)) truss spindle plane and (3) Sentry™ spindles and a triple-strength upper deck, 1/2 inch thick in stress zones. Geometrically engineered design with 7 gauge skirts to withstand the brunt of commercial mowing.
STARTER & ELECTRICAL SYSTEM
Battery (maintenance-free)
12 Volt
Starter
Solenoid shift
Ignition
Breakerless, diesel quick heat glow plug
Interlock System
Prevents engine start when PTO clutch is engaged or steering levers are in drive position. Allows operator dismount without engine shutdown only when PTO is disengaged and steering levers are locked in neutral.
ULTIMATE OPERATOR STATION
Work Lights
Standard
Hour Meter
Standard
Seat
Ultimate Suspension Ride (USR) iso-mounted, high-back, deep-cushioned, foam-padded CoolTemp Cordura-covered, padded arms/backrest with lumbar support and coil-spring suspension. Optional CoolTemp Cordura-covered premier suspension seat.
Suspension
AntiVibe PowerPlatform™ with iso-mounted seat and footrest
Console-mounted Instruments
Low engine oil pressure, alternator, temperature and parking brake warning lights, engine temperature and volt gauges, digital hour meter, work lights, ignition, glow plug and push/pull PTO switches.
TRANSMISSION & STEERING
Speed
0 - 9.0 mph (0 - 14.5 kph) forward 0 - 6.0 mph (0 - 9.7 kph) reverse
Turning Radius
True zero degree, turns within own length with counter-rotating, independently powered drive wheels. Seat is pivot point.
Steering
One- or two-hand operation with adjustable, Hydra-Smooth™, dual levers that automatically return to neutral from either forward or reverse position.
Brakes
Dynamic braking through hydrostatic transmission.
Attachment Drive
Telescoping PTO shaft with two high-speed U-joints, Quik-D-Tatch® coupler and heavy-duty electric Mag Stop® blade clutch/brake.
Type
T-Drive™ hydrostatic transmission with tandem 12 cc Parker pumps-in-reservoir, in-line CoolFan™ for cooling efficiency, design-matched Parker high-torque wheel motors. AntiVibe Power Platform® reduces vibration for the operator.
Parking Brake
Disc parking brakes, one for each drive wheel.
Filtration/Hydro Fluid
Integrated, replaceable, high-efficiency, fine-particle filter / Grasshopper CoolTemp Hydro-Max? fluid withstands high and low temperature extremes for 1,000 hour change intervals.
TIRE SIZES
Drive Wheels - Standard (4-ply rated)
– 41" Deck NA
Drive Wheels – Optional (4-ply rated)
22x10.00x10, turf tread, 4-ply rated
Drive Wheels – Optional (4-ply rated)
NA
Front Wheels – All Models
NA
Single Tail Wheel
NA
Deck Tires (4-ply rated)
– 41" Deck NA
Wide Stance Single Fork Tail Wheel
13x6.50x6 rib tread, pneumatic (2)
Drive Wheels – Standard (4-ply rated)
22x11.00x10 bar tread, high flotation, 4-ply rated
DIMENSIONS
Height (Seat Back)
46.0 in. (116.8 cm)
Height (Seat Cushion)
30.5 in. (77.5 cm)
Length (MidMount or FrontMount w/ DuraMax Deck)
– 41" Deck NA
(Deck in Mowing Position)
– 44" Deck NA
Length (FrontMount Power Unit + DuraMax Deck)
– 44" Deck NA
(Deck Raised - Flipped)
– 48" Deck NA
Deck Width (Side Discharge)
– 41" Deck NA
Deck Width (Mulch*)
– 41" Deck NA
(Uncrated)
– 41" Deck NA
FrontMount Deck Only - Side Discharge (uncrated)
– 41" Deck NA
Mulching Package
– 41" Deck NA
Height (ROPS)
69.0 in. (175.3 cm)
FrontMount PowerUnit Only (Width/Length)
50.0 in. (127.0 cm)/67.0 in. (170.2 cm)
FrontMount Power Unit (Wheelbase)
51.5 in. (130.8 cm)
FrontMount Power Unit Only (uncrated)
965 lbs. (437.7 kg)
Release Date
First seen
31 January 2011