Ariens lawn tractors

Ariens S-18H 931015

The Ariens S-18H is a garden tractor produced from 1977 to 1978 by Ariens in Brillion, Wisconsin, USA. It features an 18 hp Kohler K361 604cc 1-cylinder gasoline engine with a hydrostatic transmission by Sunstrand offering infinite forward and reverse speeds. The tractor has manual steering, drum brakes, and an open operator station. It includes independent front and rear electric clutched PTOs. Dimensions include a 48 inch wheelbase, 74.75 inch length, and 43 inch width, weighing 895 lbs. Tires are 16-6.50x8 front and 23-10.50x12 rear. Attachments available include 42" and 48" mid-mount mower decks, a 48" dual-stage snowblower, a 54" front-mount blade, and a Johnson front-end loader with a 350 lb lift capacity.

Power-

Founded-

ModelS-18H

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Technical Specifications

Detailed specifications and technical data for Ariens S-18H 931015

Engine

Type	gasoline
Model	Kohler K361
Cooling	air-cooled horizontal-shaft
Starter	electric
Fuel use	1.8 gal/hour (6.8 l/hour)
Cylinders	1-cylinder
Fuel tank	4.5 gal (17.0 L)
Air cleaner	dry element with foam precleaner
Bore/Stroke	3.75x3.25 inches (95 x 83 mm)
Compression	8.1:1
Displacement	604 cc (36.9 ci)
Oil capacity	2 qts (1.9 L)
Power (gross)	18 hp (13.4 kW)
Sparkplug gap	0.025 inches (0.635 mm)
Starter volts	12

Dimensions

Width	43 inches (109 cm)
Length	74.75 inches (189 cm)
Rear tire	23-10.50x12
Wheelbase	48 inches (121 cm)
Front tire	16-6.50x8
Shipping weight	895 lbs (405 kg)
Height (steering wheel)	47.75 inches (121 cm)

Electrical

Ground	negative
Battery AH	39
Battery CCA	255
Battery volts	12
Charging amps	15
Charging system	flywheel alternator

Mechanical

Brakes	Drum brakes
Steering	manual
Operator station	Open operator station

Production

Built in	Brillion, Wisconsin, USA
Years made	1977 - 1978

Attachments

Blade	54 inches width (137 cm), front-mount
Snowblower	48 inches width (121 cm), dual-stage, front-mount
Front-end loader	Johnson Loader, 350 lbs lift (full at pin) (158 kg), 45° dump, 1976 inches reach (dumped) (5019 cm), 68.5 inches height (at pin) (173 cm), 50 inches clearance (dumped) (127 cm), weight: 400 lbs (181 kg) without bucket, Bucket width: 38 inches (96 cm) and 48 inches (121 cm)
42" mid-mount mower deck	42 inches (106 cm), 3-blade
48" mid-mount mower deck	48 inches (121 cm), 3-blade

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