Introduction
Ariens GT18 Garden Tractor
The Ariens GT18 is a garden tractor produced between 1979 and 1991 in Brillion, Wisconsin, USA. Designed for property maintenance and light agricultural tasks, this model belongs to the GT17 series and features a two-wheel drive configuration.
Engine and Performance
The tractor is powered by an air-cooled, single-cylinder engine with a horizontal shaft and a displacement of 588 cc (35.90 ci). It provides a gross power output of 18 hp (13.4 kW). The engine utilizes a dry element air cleaner with a foam precleaner and operates with a compression ratio of 8.1:1. Fuel consumption is rated at approximately 1.8 gallons per hour (6.8 liters per hour).
Transmission and Drivetrain
The GT18 is equipped with a hydrostatic transmission, allowing for infinite forward and reverse speed control. This transmission system uses SAE 5W-30 oil with a capacity of 5.5 quarts (5.2 liters). The machine features manual steering and disc brakes to assist in maneuvering.
PTO and Hydraulics
The tractor includes an independent rear Power Take-Off (PTO) and an independent front PTO, both utilizing an electric clutch for engagement. This dual-PTO setup allows the operator to drive various front-mounted and rear-mounted implements, such as mower decks ranging from 42 to 60 inches.
Electrical System
The electrical system operates on 12 volts, supported by a battery with 255 Cold Cranking Amps (CCA) and a 39 Amp-Hour (AH) rating. Charging is provided by a flywheel alternator with a 15-amp output. The system uses a negative ground connection.
Dimensions and Chassis
The GT18 has a wheelbase of 48 inches (121 cm) and an overall length of 74.75 inches (189 cm). It measures 43 inches (109 cm) in width and 47.75 inches (121 cm) in height to the steering wheel. The shipping weight of the unit is 895 lbs (405 kg). It is fitted with 16x6.50-8 front turf tires and 23x10.50-12 rear turf tires.
Conclusion
The Ariens GT18 is a classic garden tractor designed for versatility in residential and light commercial property care. With its hydrostatic transmission, independent PTO options, and multiple deck size compatibility, it is suitable for users requiring a reliable machine for mowing and auxiliary implement operations.
Production Information of Ariens lawn tractors, GT18
- Garden tractor
- Built in Brillion, Wisconsin, USA
| Manufacturer | Ariens |
|---|
Dimension and Tires Information of Ariens lawn tractors, GT18
| Wheelbase | 48 inches [121 cm] |
|---|---|
| Shipping weight | 895 lbs [405 kg] |
| Height (steering wheel) | 47.75 inches [121 cm] |
| Length | 74.75 inches [189 cm] |
| Width | 43 inches [109 cm] |
| Lawn/turf front | 16x6.50-8 |
|---|---|
| Lawn/turf rear | 23x10.50-12 |
Engine Specifications of Ariens lawn tractors, GT18
- Air-cooled horizontal-shaft
- 1-cylinder
| Starter | Electric |
|---|---|
| Displacement | 588 cc [35.90 ci] |
| Oil capacity | 1.75 qts [1.7 L] |
| Fuel use | 1.8 gal/hour [6.8 l/hour] |
| Bore/Stroke | 3.75x3.25 inches [95 x 83 mm] |
| Sparkplug gap | 0.025 inches [0.635 mm] |
| Starter volts | 12 |
| Compression | 8.1: |
| Air cleaner | Dry element with foam precleaner |
| Power (gross) | 18 hp [13.4 kW] |
Transmission Information of Ariens lawn tractors, GT18
Transmission variants 1
| Type | Hydrostatic |
|---|---|
| Type(optional) | SAE 5W-30 |
| Oil type | SAE 5W-30 |
| Gears | Infinite forward and reverse |
| Oil capacity | 5.5 qts [5.2 L] |
Mechanical Specs of Ariens lawn tractors, GT18
- Two-wheel drive
- Open operator station.
- Manual steering
- Disc brakes
Power Information of Ariens lawn tractors, GT18
| Rear PTO | Independent |
|---|---|
| Front PTO Type | 3600 |
| Clutch | Electric |
| Clutch | Electric |
| Front PTO | Independent |
Three-Point Hitch of Ariens lawn tractors, GT18
| Rear Type(optional) | 0 |
|---|
Electrical System of Ariens lawn tractors, GT18
| Ground | Negative |
|---|---|
| Battery volts | 12 |
| Battery CCA | 255 |
| Charging system | Flywheel alternator |
| Battery AH | 39 |
| Charging amps | 15 |
Where it sits
With 18 HP, the Ariens lawn tractors GT18 sits just above GT17 (17 HP) in Ariens lawn tractors's range. Its power puts it in the 98th percentile of 1970s models in our database (1008 machines).
Frequently asked questions
How much horsepower does the Ariens lawn tractors GT18 have?
The Ariens lawn tractors GT18 delivers 18 HP.
What years was the Ariens lawn tractors GT18 produced?
The Ariens lawn tractors GT18 was produced in 1979-1991.
What engine does the Ariens lawn tractors GT18 have?
The Ariens lawn tractors GT18 is powered by a 1-cylinder engine.
What transmission does the Ariens lawn tractors GT18 use?
The Ariens lawn tractors GT18 uses a Hydrostatic transmission.
How much does the Ariens lawn tractors GT18 weigh?
The Ariens lawn tractors GT18 weighs 895 lbs [405 kg].
Is the Ariens lawn tractors GT18 4WD?
The Ariens lawn tractors GT18 is available in 2WD.