Starter
Recoil or Electric
Fuel Unleaded gasoline with
octane rating of 87 or higher.
Fuel Filter Replaceable,
automotive-type.
Cooling Air cooled. Fly-
wheel fan.
Governor Mechanical.
TRACTION DRIVE
SYSTEM:
Type Dual hydrostatic.
Individual pumps power two
direct-drive wheel motors.
Hydrostatic system operates
on 10W40 motor oil.
Pumps Hydrogear BDP10
Two variable displacement,
axial piston type. Each pump
powers one drive wheel
motor.
Pump Drive V-belt drive
from engine crankshaft.
Final Drive Ross MF12
Direct drive high-torque
wheel motors. One for each
drive wheel.
Filter 40 micron, replaceable
spin-on type.
Ground Speed There are two
speed settings on the H-Bar
steering. Walking: 0-5 MPH
(0-8 KPH) forward and 0-3
MPH (0-4.9 KPH) reverse,
infinitely variable. Riding:
(towing after-market trailers)
0-8 MPH (0-12.9 KPH) forward
and 0-4 MPH (0-6.4 KPH)
reverse, infinitely variable.
Steering Self-centering
Hustler Bar Steering™
provides independent control
of each drive wheel. Speed,
forward, reverse, brake, and
turns are all controlled with
the easy to learn H-Bar
Steering™.
Turning Radius True zero
degree. Turns within its own
length. Counter-rotating,
independent drive wheels.
BRAKES:
Service Hydrostatic dynamic
braking.
Parking Optional
Mower Drive Ogura
electromagnetic clutch
TIRES:
Front Two – 11 x 4 – 5, rib
tread.
Three drive tire options:
18 x 8.50 – 10, turf tread.
20 x 10 – 8, turf tread.
CAPACITIES:
Fuel System 5 US
GAL (18.9
L).
Hydraulic Oil 3.9 US QTS
(3.69 L)
DIMENSIONS:
Height 39
IN (1 M).
Weight 15/17 HP - 650 LBS
(294.8 KG).
23/25
HP: 702 LBS (318.4 KG).
Overall width 62
IN (244.3
CM) with 48 IN deck chute
down.
Tire-to-tire width
15/17 HP - 43.5 IN (110.5 CM).
23/25 HP - 48 IN (121.9 CM).
Length W/48 in Deck
15/17 HP - 77.5 IN (196.6 CM).
23/25
HP - 78.5
IN (199.4 CM).
SAFETY FEATURES:
Operator presence safety
interlock system. Side
discharge deck with oversize
discharge chute.
CONSTRUCTION:
Mainframe is reinforced 3/16
IN welded steel construction.
Drive motors mounted to
doubled 3/16 IN welded steel.
CONTROLS: Hand-operated
integrated throttle/choke lever
or seperate choke and throttle
levers, ignition switch, mower
clutch switch.
INDICATORS: Hour meter
ATTACHMENTS:
37” Side-Discharge Deck
48” Side-Discharge Deck
54” Side-Discharge Deck
37”, 48” AND 54” Side
Discharge Decks
Type Free-floating side-
discharge mower using three
blades with center blade to the
front (37” deck uses two
blades). Mower is suspended
at the corners by four height
adjustment pins. Includes
deck-mounted anti-scalp
rollers to improve flotation in
rolling and uneven terrain.
CONSTRUCTION:
3/16 IN welded steel. Solid 1
IN x 3/8 IN x 3/8 IN box-
section reinforced front edge.
Spindle mount areas
reinforced with 1/8 IN formed
steel. Deck housing is 5 IN
deep to provide room for
high-capacity mowing.
Discharge Side
Cutting Heights Pin type
adjustment at four corners of
deck in .25 IN increments
from 1 IN to 4 IN (.1 CM
increments, 3.94 CM to 15.76
CM).
Main Blades Heavy-duty,
heat-treated, 10B38 high-lift
steel blades.
48” Deck - 17 IN x 2.75 IN
x.197 IN.
37” & 54” - 19 IN x 2.75 IN
x.197 IN.
Blade Tip Speed
37
IN Deck 17,200 FPM
48 IN Deck 16,250 FPM
54 IN Deck 17,200 FPM
Blade Drive V-belt drive to
all three spindles. Spring
tension idler pulleys.
Spindles Machine ductile
housing. 1 IN
diameter high
carbon steel shafts and sealed
ball bearings. Machine
ductile cast iron blade saddle
with trash guard.
DIMENSIONS: Weight:
37” Deck 177
LBS (80.3 KG)
48” Deck 242 LBS (109.8 KG
)
54” Deck 273
LBS (123.8 KG)
Width with chute up:
37” Deck 37.7 IN (148.5 CM)
48” Deck 49.5 IN (195 CM)
54” Deck 55.6
IN (219.1 CM
)
Trim capacity (left side)
48” Deck 3.33
IN (13.34 CM)
54” Deck 6.4
LBS (25.22 CM)
CONFIGURATIONS
37” SD Deck, 15
HP
48” SD Deck, 15/17/23/25 HP
54” SD Deck, 17/23/25 HP
ACCESSORIES
Mulch Kits, 37”, 48” and
54” Recycles clippings under
deck allowing clippings to be
cut and recut, then discharged
down into grass. Reduces
handling of clippings,
improves appearance, and
recycles nutrients back to the
soil.
778845 Rev. 7/04
9-1
TECHNICAL SPECIFICATIONS
ENGINE SPECIFICATIONS
Kawasaki Kawasaki Kawasaki Kawasaki
Horsepower 15 17 23 25
No. of Cylinders 2222
Displacement 30.1
CU IN
30.1
CU IN
41.2
CU IN
41.2
CU IN
Compression Ratio 8.5:1 8.5:1 8.1:1 8.1:1
Max. Torque 25.5
FT LBS
@ 2400
RPM
27.3
FT LBS
@ 2400
RPM
39.8
FT LBS
@ 2400
RPM
41.2
FT LBS
@ 2400
RPM
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