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ENGINE    
Type/Horsepower/Cylinders
 
B&S Commercial Turf, V-Twin
Displacement
 
49.4 cu. in. (810 cc)
Lubrication System
 
Pressure Lube/Filter
Crankshaft
 
Vertical
Cooling System
 
Air
Fuel
 
Gasoline - unleaded
Fuel Capacity
 
12 U.S. Gal. (45.4 l)
Optional Fuel Capacity
 
NA
Air Cleaner
 
Integrated, cyclonic air cleaner with 5-step debris management system
Muffler
 
Ultra quiet, single, industrial type.
DURAMAX® DECKS    
DECK
 
NA
Mulching Package #
 
504551(48), 504567(52), 504569(61)
DURAMAX®; DECK SIZE
– 41" Deck
NA
 
– 44" Deck
NA
 
– 48" Deck
*
 
– 52" Deck
*
 
– 61" Deck
*
 
– 72" Deck
NA
CUTTING HEIGHT RANGE
 
1.0 to 5.0 in. (2.5cm to 12.7 cm)
CONSTRUCTION (Robotic-welded steel)
 
Double-layered 10-gauge plus 7-gauge formed-steel laminated spindle plane 0.313 in (7.95 mm) thick- more than 25% thicker than 0.25 in. (6.35 mm) ˝ with 7-gauge skirts for geometric strength. Spindle plane is 0.9 in.(22.86 mm) thick in stress zones. Anvil-edge design with 0.5 in. (12.7 mm) reinforcement on front edge of deck.
BLADES (Tempered, alloy steel)
– 41" Deck
NA
 
– 44" Deck
NA
 
– 48" Deck
(2) 18 in. (45.7 cm)
(1) 15 in. (38.1 cm)
 
– 52" Deck
(3) 18 in. (45.7 cm)
 
– 61" Deck
(3) 21 in. (53.3 cm)
 
– 72" Deck
NA
SPINDLE ASSEMBLIES
 
Sentry˘ Spindle System, 2.5 cm (approx. 1 in.) O.D. shaft. Spindle head designed to eliminate fiber wrap. Double bearings, non-greasable. Spindle cones shield housing and lower bearings from fiber wrap and dirt ingestion.
SPINDLE HOUSINGS
 
8 in. (20.3 cm)-diameter machined aluminum housing with 6-bolt pattern.
BLADE DRIVE
 
Belt drive with single Kevlar V-belt and idler arm tensioning.
TRIMABILITY (Outside of std. tire to left trim side)
– 41" Deck
NA
 
– 44" Deck
NA
 
– 48" Deck
NA
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
STARTER & ELECTRICAL SYSTEM    
Battery (maintenance-free)
 
12 Volt
Starter
 
Solenoid shift
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
 
Ultimate Suspension Ride (USR) deep-cushioned, high-back, foam-padded, scuff-resistant CoolTemp CorduraĂ-covered with padded lumbar support and armrests.
Suspension
 
Roomy, iso-mounted footrest with Shock Impact Reduction System˘ (SIRS˘).
Console-mounted Instruments
 
Digital hour meter, parking brake indicator light, ignition switch, choke and push/pull PTO switch.
Work Lights
 
Optional
Hour Meter
 
Standard
TRANSMISSION & STEERING    
Type
 
Design-matched hydrostatic system with in-line cooling fans. Fully hydraulic, integrated Parker HT Series transmission with variable displacement piston-type pumps and high-torque wheel motors for each drive wheel.
Filtration
 
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.
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
 
Disc parking brakes, one for each drive wheel.
Attachment Drive
 
NA
TIRE SIZES    
MidMount
 
 
Drive Wheels - Standard (4-ply rated)
– 41" Deck
NA
 
– 44" Deck
NA
 
– 48" Deck
23x9.50x12 turf, 4-ply rated
 
– 52" Deck
23x10.50x12 turf, 4-ply rated
 
– 61" Deck
23x10.50x12 turf, 4-ply rated
 
– 72" Deck
NA
Drive Wheels – Optional (4-ply rated)
 
NA
Front Wheels – All Models
 
13x6.50x6; pneumatic with greasable, double-sealed bearings to protect from grass wrap.
FrontMount
 
 
Drive Wheels – Standard (4-ply rated)
 
NA
Drive Wheels – Optional (4-ply rated)
 
NA
Single Tail Wheel
 
NA
Wide Stance Single Fork Tail Wheel
 
NA
Deck Tires (4-ply rated)
– 41" Deck
NA
 
– 44" Deck
NA
 
– 48" Deck
NA
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
DIMENSIONS    
Height (Seat Back)
 
45.0 in. (114.3 cm)
Height (Seat Cushion)
 
30.5 in. (77.5 cm)
Height (ROPS)
 
69.0 in. (175.3 cm)
Length (MidMount or FrontMount w/ DuraMax Deck)
– 41" Deck
NA
(Deck in Mowing Position)
– 44" Deck
NA
– 48" Deck
 
– 52" Deck
76.5 in. (194.3 cm)
 
– 61" Deck
79.0 in. (200.7 cm)
 
– 72" Deck
NA
Length (FrontMount Power Unit + DuraMax Deck)
– 44" Deck
NA
(Deck Raised - Flipped)
– 48" Deck
NA
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
Deck Width (Side Discharge)
– 41" Deck
NA
 
– 44" Deck
NA
 
– 48" Deck
61.5 in. (156.2 cm)
 
– 52" Deck
65.5 in. (166.5 cm)
 
– 61" Deck
74.5 in. (189.2 cm)
 
– 72" Deck
NA
Deck Width (Mulch*)
– 41" Deck
NA
 
– 44" Deck
NA
 
– 48" Deck
49.5 in.* (125.7 cm)
 
– 52" Deck
53.5 in.* (135.8 cm)
 
– 61" Deck
62.5 in.* (158.8 cm)
 
– 72" Deck
NA
FrontMount PowerUnit Only (Width/Length)
 
NA
FrontMount Power Unit (Wheelbase)
 
NA
WEIGHT - MidMount or FrontMount with DuraMax
 
(Uncrated)
– 41" Deck
NA
 
– 44" Deck
NA
 
– 48" Deck
950 lbs. (430.9 kg)
 
– 52" Deck
980 lbs. (444.5 kg)
 
– 61" Deck
1050 lbs. (476.3 kg)
 
– 72" Deck
NA
FrontMount Power Unit Only (uncrated)
 
NA
FrontMount Deck Only - Side Discharge (uncrated)
– 41" Deck
NA
 
– 44" Deck
NA
 
– 48" Deck
NA
 
– 52" Deck
NA
 
– 61" Deck
NA
 
– 72" Deck
NA
Mulching Package
– 41" Deck
NA
 
– 44" Deck
NA
 
– 48" Deck
25 lbs. (11.3 kg)
 
– 52" Deck
29 lbs. (13.2 kg)
 
– 61" Deck
36 lbs. (16.3 kg)
 
– 72" Deck
NA
* Add 1.5 in. (3.8 cm) to width for side discharge with deflector raised.

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