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Lawn Tractor · 1970Unverified

Simplicity Broadmoor 728 990577

Name: Simplicity Broadmoor 728 990577
Brand: Simplicity

Simplicity Broadmoor 728 990577 — Model year 1970-19711972 · 8 hp. Reference specifications; pending source verification.

The Simplicity Broadmoor 728 990577 is a lawn tractor with a rated power output of 8 hp, positioning it at the lighter end of its class. The Broadmoor 728 990577 was manufactured from 1970 to 1972. It is equipped with a 1-cylinder petrol air-cooled engine and a two-wheel drive system paired with a 3-speed gearbox. The tractor has an operating weight of 152 kg and is suitable for operations covering up to 200 ac.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

8 hp

Weight

152 kg

Catalogue coverage

Variants represented

Richest spec table

48 rows

Recorded power

8 hp

Transmissions

3-speed gear

Production years

1970-1972

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerSimplicity (a part of Allis Chalmers)Reference

Garden tractorReference

Built in Port Washington, Wisconsin, USAReference

Two-wheel driveReference

Manual steeringReference

Open operator station.Reference

Engine

8HP Briggs & Stratton 318cc 1-cyl gasolineReference

Fuel tank3.8 LReference

Briggs & Stratton 191701Reference

gasolineReference

1-cylinderReference

air-cooled vertical-shaftReference

Displacement19.44 ciReference

Bore/Stroke76 x 70 mmReference

Power (gross)6.0 kWReference

StarterelectricReference

Starter volts12Reference

Oil capacity1.1 LReference

Transmission

3-speed gearReference

Typebelt-driven gearReference

Gears3 forward and 1 reverseReference

Oil capacity0.9 LReference

PTO & Hydraulics

Mid PTOindependentReference

ClutchmechanicalReference

Dimensions

Wheelbase105 cmReference

Weight152 kgReference

Front tire5.30x6Reference

Rear tire18x9.50-8Reference

Weight39 kgReference

Lawn/turf front5.30x6Reference

Lawn/turf rear18x9.50-8Reference

Length147 cmReference

Width74 cmReference

Height (steering wheel)85 cmReference

Simplicity Broadmoor 728 attachments

36" mid-mount mower deckReference

snowblowerReference

bladeReference

Electrical

GroundnegativeReference

Battery volts12Reference

Battery AH32Reference

Attachment overview

36" mid-mount mower deckReference

SnowblowerReference

BladeReference

36" Mower deck

Typemid-mount Simplicity 422Reference

Type3-blade with manual liftReference

Cutting width91 cmReference

Overall width101 cmReference

Cut height4 to 7 cmReference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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