Ariens lawn tractors RM728

Name: Ariens lawn tractors RM728
Brand: Ariens lawn tractors

Power

7 hp

Production

1978-1980

Engine

Gasoline, 1-cylinder

Transmission

Disc-O-Matic

Weight

375 lbs [170 kg]

Drive

2WD

Under 15 HP 1970s 1980s

Introduction

Ariens RM728 Riding Lawn Mower

The Ariens RM728 is a compact riding lawn mower produced between 1978 and 1980 in Brillion, Wisconsin, USA. Designed specifically for residential lawn maintenance, this machine represents the equipment standards of late 1970s utility tractors.

Powertrain and Engine

The tractor is powered by a single-cylinder, air-cooled Tecumseh VM70 gasoline engine with a vertical shaft configuration. It features a displacement of 281 cc (17.16 ci) and produces 7 hp (5.2 kW). The engine is equipped with a manual recoil starter, with an optional electric starting system available for increased convenience.

Transmission and Drivetrain

The RM728 utilizes an Ariens 'Disc-O-Matic' transmission system, which relies on a friction disc mechanism. This setup provides the operator with 6 forward speeds and 1 reverse gear, allowing for adjustable ground speed. The tractor operates on a two-wheel-drive system.

Operational Controls and PTO

For implement engagement, the tractor is equipped with an independent mid-mounted Power Take-Off (PTO) system. The clutch mechanism is operated via an idler pulley. Steering is manual, and the machine is brought to a stop using mechanical band brakes.

Dimensions and Chassis

The machine features a compact footprint with a wheelbase of 45.5 inches (115 cm) and a total length of 62.5 inches (158 cm). The height to the steering wheel is 39 inches (99 cm), and the unit has a shipping weight of 375 lbs (170 kg). It is fitted with specialized lawn and turf tires, measuring 4.10-3.50x4 on the front and 4.80-4.00x8 on the rear, designed to minimize soil compaction.

Conclusion

"The Ariens RM728 is a straightforward, mechanical riding mower suited for standard lawn care tasks. Its combination of a 28-inch mower deck and a simple, gear-driven transmission makes it a practical choice for operators prioritizing ease of maintenance and compact storage."

Introduction

Production Information of Ariens lawn tractors, RM728

The production information of the tractor (RM728) includes details about its manufacturing.

Riding lawn mower

Built in Brillion, Wisconsin, USA


Manufacturer	Ariens

Dimension and Tires Information of Ariens lawn tractors, RM728

This section sums up the dimension and tires information of the tractor.


Wheelbase	45.5 inches [115 cm]
Shipping weight	375 lbs [170 kg]
Length	62.5 inches [158 cm]
Height (steering wheel)	39 inches [99 cm]


Lawn/turf front	4.10-3.50x4
Lawn/turf rear	4.80-4.00x8

Engine Specifications of Ariens lawn tractors, RM728

Get the specifications for the engine and if different options are available.

Tecumseh VM70

Air-cooled vertical-shaft

Gasoline

1-cylinder


Power	7 hp [5.2 kW]
Displacement	281 cc [17.16 ci]
Starter type	Manual recoil
Bore/Stroke	2.94x2.53 inches [75 x 64 mm]
	Electric OptOptional

Transmission Information of Ariens lawn tractors, RM728Y

Discover all variants of transmission available for this tractor model.

Transmission variants 1


Transmission	Disc-O-Matic
Type	Fiction disc
Gears	6 forward and 1 reverse

Mechanical Specs of Ariens lawn tractors, RM728Y

This section summarizes all mechanical information such as the brake system and other specifications.

Two-wheel drive

Open operator station.

Manual steering

Mechanical band brakes

Power Information of Ariens lawn tractors, RM728Y

Discover the power specifications and options available for this tractor model but also PTO (Power Take-off) information.


Mid PTO	Independent
Clutch	Idler pulley

Frequently asked questions

How much horsepower does the Ariens lawn tractors RM728 have?

The Ariens lawn tractors RM728 delivers 7 HP.

What years was the Ariens lawn tractors RM728 produced?

The Ariens lawn tractors RM728 was produced in 1978-1980.

What engine does the Ariens lawn tractors RM728 have?

The Ariens lawn tractors RM728 is powered by a Gasoline, 1-cylinder engine.

What transmission does the Ariens lawn tractors RM728 use?

The Ariens lawn tractors RM728 uses a Disc-O-Matic transmission.

How much does the Ariens lawn tractors RM728 weigh?

The Ariens lawn tractors RM728 weighs 375 lbs [170 kg].

Is the Ariens lawn tractors RM728 4WD?

The Ariens lawn tractors RM728 is available in 2WD.

More Ariens lawn tractors models

Emperor 77 HP · 1968 - 1972 Fairway 77 HP · 1972 - 1976 Manorway7 HP · 1968 - 1971 Sportmoor7 HP · 1971 Emperor 66 HP · 1962 - 1968 Emperor 66 HP · 1975 - 1976 Emperor 88 HP · 1972 - 1978 FM266 HP · 1987 - 1989

View all 80 Ariens lawn tractors models →

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