Simplicity lawn tractors

Simplicity Broadmoor 728

The Simplicity Broadmoor 728 is a garden tractor produced from 1970 to 1972 by Simplicity, a part of Allis Chalmers, built in Port Washington, Wisconsin, USA. It features an 8 hp Briggs & Stratton 318cc 1-cylinder gasoline engine with electric start, a 3-speed belt-driven gear transmission with 3 forward and 1 reverse gears, and two-wheel drive with manual steering. The tractor has a wheelbase of 41.5 inches, weighs 336 lbs, and uses 5.30x6 front tires and 18x9.50-8 rear tires. It includes a mid PTO with mechanical clutch and supports various attachments such as a 36" mid-mount mower deck, snowblower, and blade. The electrical system is 12 volts with a negative ground and a 32 AH battery.

Power-

Founded-

ModelBroadmoor 728

View Images

Technical Specifications

Detailed specifications and technical data for Simplicity Broadmoor 728

Engine

Type	gasoline
Model	Briggs & Stratton 191701
Cooling	air-cooled vertical-shaft
Starter	electric
Cylinders	1-cylinder
Fuel tank	1 gal (3.8 L)
Bore/Stroke	3.00x2.75 inches (76 x 70 mm)
Displacement	318 cc (19.44 ci)
Oil capacity	1.125 qts (1.1 L)
Power (gross)	8 hp (6.0 kW)
Starter volts	12

Chassis

Drive	Two-wheel drive
Steering	Manual steering
Operator station	Open operator station

Dimensions

Width	29.5 inches (74 cm)
Length	58.25 inches (147 cm)
Weight	336 lbs (152 kg)
Rear tire	18x9.50-8
Wheelbase	41.5 inches (105 cm)
Front tire	5.30x6
Height (steering wheel)	33.6 inches (85 cm)

Electrical

Ground	negative
Battery AH	32
Battery volts	12

Production

Type	Garden tractor
Built in	Port Washington, Wisconsin, USA
Manufacturer	Simplicity (a part of Allis Chalmers)
Years produced	1970 - 1972

Attachments

Blade	42" Blade, Simplicity 299, front-mount, 42 inches width (106 cm), 15.75 inches height (40 cm), 15.75 inches lift (40 cm), Angling 30°, manual-lift, manual-angle
Snowblower	32" Snow blower, Simplicity 562, 32 inches width (81 cm), single-stage, Total width 33.5 inches (85 cm), front-mount, manual-lift
36" mid-mount mower deck	mid-mount Simplicity 422, 3-blade with manual lift, Cutting width 36 inches (91 cm), Weight 87 lbs (39 kg), Overall width 40 inches (101 cm), Cut height 1.625 to 3.125 inch (4 to 7 cm)

Transmission