The 400 series of belt driven commercial walk-behind mowers feature a commerical duty 5-speed Peerless transmission , heavy duty drive belts, rugged cutting decks and premium commercial engines combined with a simple pistol style control system to offer the utmost in productivity and durability.


  • SIMPLIFIED PISTOL ARRANGEMENT: The clean, open control panel combined with an industry leading pistol type operator interface allow for intuitive and ergonomic function.
  • 9 SPLINE TRANSMISSION SHAFT: Commercial-grade 5 speed transmission features nine spline drive shaft for increased strength and extended life.
  • BRIGGS & STRATTON VANGUARD V-TWIN: Commercial-grade engine lab tested at 2,000 hours of performance. Cast iron cylinder sleeves reduce wear. Automobile-style air filtration system.
  • EASY SERVICE ACCESS: The belt shields are easily removable to provide access to belt maintenance, cleaning and spindle maintenance.
  • REINFORCED COGGED BELTS: Heavy-duty cogged belts designed for slip-free power and longer durability.

General Information

Manufacturer Husqvarna Power Equipment
Model Year 2019
Model W436 Commercial Walk Mower Briggs & Stratton
Model Code 967334303
Color Orange


Transmission/Drive 5-Speed Gear, Peerless manufacturer
Travel Speed Forward - 2 - 5.4 mph

Front - 4 in.

9 x 4 in.


Engine Type V-twin
Engine Make Briggs & Stratton
Engine Model Vanguard
Fuel Type Gasoline
Cylinders 2
Horsepower 18 hp
Displacement 570 cc (34.78 cu. in.)
Cooling Air
Lubrication Full pressure
Air Cleaner Air filter - Dual element


Length 77 in. (195.58 cm)
Height 42 in. (106.68 cm)

Base (chute down) - 48 in. (121.92 cm)

Base (chute up) - 39 in. (121.92)

Mowing Width 36 in.
Mowing Height Range 1.5 - 4.5 in.
Fuel Tank Capacity 5.8 gal. (18.93 l)


Deck Construction 7-gauge fabricated
Spindles Aluminum, commercial
Blades (2) engagement - Electric clutch
Deck Lift Maunual
Warranty Commercial - 3 years

2019 Husqvarna Power Equipment W436 Commercial Walk Mower Briggs & Stratton