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ENGINE    
Type/Horsepower/Cylinders
 
Briggs & Stratton Vanguard, 16 hp, V-twin
Displacement
 
29.3 cu. in. (480 cc)
Lubrication System
 
Pressure Lube/Filter
Crankshaft
 
Horizontal
Cooling System
 
Air
Fuel
 
Gasoline - unleaded
Fuel Capacity
 
4.0 U.S. Gal. (15.14 l)
Optional Fuel Capacity
 
NA
Air Cleaner
 
Dry element with pre-cleaner
Muffler
 
Ultra-quiet, single, industrial type
DURAMAX® DECKS    
DECK
 
DuraMax
Mulching Package #
 
504565(44), 504566(48)
DURAMAX®; DECK SIZE
– 41" Deck
NA
 
– 44" Deck
*
 
– 48" Deck
*
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
CUTTING HEIGHT RANGE
 
1.0 to 5.0 in. (2.5 cm to 12.7 cm)
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. > heavier than 3 gauge) truss spindle plane and (3) Sentry™ spindles with 8-inch spindle flanges, with 6-bolt pattern and a triple-strength upper deck, over 1/2 inch thick in stress zones for superior strength. Geometrically engineered design with 7 gauge skirts withstands the brunt of commercial mowing.
BLADES (Tempered, alloy steel)
– 41" Deck
NA
 
– 44" Deck
(3) 15 in. (38.1 cm)
 
– 48" Deck
(2) 18 in. (45.7 cm)
(1) 15 in. (38.1 cm)
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
SPINDLE ASSEMBLIES
 
2.5 cm (approx. 1 in.) O.D. shaft. Double bearings greasable from top of deck. Spindle head designed to eliminate fiber wrap.
SPINDLE HOUSINGS
 
Machined aluminum
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
 
– 44" Deck
.75 in. (1.9 cm)
 
– 48" Deck
5.0 in. (12.7 cm)
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
STARTER & ELECTRICAL SYSTEM    
Battery (maintenance-free)
 
12 Volt
Starter
 
Remote solenoid
Ignition
 
Breakerless
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    
Seat
 
Iso-mounted, high-back, deep-cushioned, foam-padded vinyl-covered, padded arms/backrest with lumbar support and coil spring suspension.
Suspension
 
InFrame™ suspension
Console-mounted Instruments
 
Parking brake indicator light, work light and ignition switches, choke and push/pull PTO switch.
Work Lights
 
Standard
Hour Meter
 
Optional
TRANSMISSION & STEERING    
Type
 
T-Drive™ hydrostatic transmission with tandem 12cc Parker Hannifin pumps-in-reservoir, in-line CoolFan™ for cooling efficiency and long service intervals, design-matched Parker high-torque wheel motors.
Filtration
 
Integrated, replaceable, high-efficiency, fine-particle filter.
Speed
 
0 - 8.0 mph (0 - 12.9 kph) forward; 0 - 5.5 mph (0 - 8.8 kph) reverse.
Turning Radius
 
True zero degree, turns within own length with counter-rotating, independently powered drive wheels.
Steering
 
One- or two-hand operation with adjustable, HydraSmooth™, dual levers that automatically return to neutral from either forward or reverse position.
Brakes
 
Dynamic braking through hydrostatic transmission.
Parking Brake
 
Compression
Attachment Drive
 
Telescoping PTO shaft with two high-speed U-joints, Quik-D-Tatch® coupler and heavy-duty electric Mag Stop® blade clutch/brake.
TIRE SIZES    
MidMount
 
 
Drive Wheels - Standard (4-ply rated)
– 41" Deck
NA
 
– 44" Deck
NA
 
– 48" Deck
NA
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
Drive Wheels – Optional (4-ply rated)
 
NA
Front Wheels – All Models
 
NA
FrontMount
 
 
Drive Wheels – Standard (4-ply rated)
 
20x10.00x8 turf tread
Drive Wheels – Optional (4-ply rated)
 
21x11.0x8 bar tread or 20x8.0x8 turf tread **
Single Tail Wheel
 
13x6.50x6 tubeless
Wide Stance Single Fork Tail Wheel
 
NA
Deck Tires (4-ply rated)
– 41" Deck
NA
 
– 44" Deck
9x3.50x4 (flat proof)
 
– 48" Deck
9x3.50x4 (flat proof)
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
DIMENSIONS    
Height (Seat Back)
 
43.5 in. (110.5 cm)
Height (Seat Cushion)
 
26.0 in. (66.0 cm)
Height (ROPS)
 
63 inches (160.0 cm)
Length (MidMount or FrontMount w/ DuraMax Deck)
– 41" Deck
NA
(Deck in Mowing Position)
– 44" Deck
96.5 in. (245.1 cm)
– 48" Deck
99.0 in. (251.5 cm)
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
Length (FrontMount Power Unit + DuraMax Deck)
– 44" Deck
77.5 in. (196.8 cm)
(Deck Raised - Flipped)
– 48" Deck
78.0 in. (198.2 cm)
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
Deck Width (Side Discharge)
– 41" Deck
NA
 
– 44" Deck
57.5 in. (146.0 cm)
 
– 48" Deck
61.5 in. (156.2 cm)
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
Deck Width (Mulch*)
– 41" Deck
NA
 
– 44" Deck
45.5 in. (115.6 cm)
 
– 48" Deck
49.5 in. (125.7 cm)
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
FrontMount PowerUnit Only (Width/Length)
 
43.0 in. (109.2 cm)/59.0 in. (149.9 cm)
FrontMount Power Unit (Wheelbase)
 
46.0 in. (116.8 cm)
WEIGHT - MidMount or FrontMount with DuraMax
 
(Uncrated)
– 41" Deck
NA
 
– 44" Deck
990 lbs. (449.1 kg)
 
– 48" Deck
1020 lbs. (462.7 kg)
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
FrontMount Power Unit Only (uncrated)
 
730 lbs. (331.1 kg)
FrontMount Deck Only - Side Discharge (uncrated)
– 41" Deck
NA
 
– 44" Deck
260 lbs. (117.9 kg)
 
– 48" Deck
290 lbs. (131.5 kg)
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
Mulching Package
– 41" Deck
NA
 
– 44" Deck
22 lbs. (10.0 kg)
 
– 48" Deck
25 lbs. (11.3 kg)
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
* Add 1.5 in. (3.8 cm) to width for side discharge with deflector raised.

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