Jacobsen lawn tractors GT12H
Power
12 hp
Production
1981-1986
Transmission
Shaft-driven hydrostatic
Weight
800 lbs [362 kg]
Drive
2WD
From the same series:
Introduction
Jacobsen GT12H Garden Tractor
The Jacobsen GT12H is a garden tractor produced between 1981 and 1986. It is designed for residential lawn maintenance and light utility tasks, characterized by its compact dimensions and hydrostatic transmission system.
Engine and Powertrain
The tractor is powered by a 12 hp (8.9 kW) air-cooled horizontal-shaft engine with a displacement of 476 cc (29.1 ci). The engine features a bore/stroke ratio of 3.375x3.25 inches. Power is delivered through a shaft-driven hydrostatic transmission, providing the operator with infinite forward and reverse speeds across two distinct ranges. The system utilizes an electric starter with a 12-volt battery.
Hydraulics and PTO
The GT12H is equipped with an independent front PTO engaged via an electric clutch. A rear PTO is also available as an optional feature. The hydraulic system and transmission use ATF F oil, and the tractor accommodates various attachments, including an optional sleeve hitch at the rear.
Chassis and Dimensions
Built on a two-wheel drive chassis, the tractor features manual steering and mechanical band brakes for operation. It has a wheelbase of 46 inches (116 cm) and an overall length of 73 inches (185 cm). The unit weighs 800 lbs (362 kg) and provides a ground clearance of 9.125 inches at the front axle and 8 inches at the rear. The machine is fitted with lawn and turf tires, measuring 16x6.50-8 on the front and 23x8.50-12 on the rear.
Conclusion
The Jacobsen GT12H serves as a specialized machine for lawn care, notably compatible with a 42-inch mower deck. Its combination of hydrostatic drive and independent PTO options makes it a functional tool for users requiring versatility in garden maintenance tasks.
Production Information of Jacobsen lawn tractors, GT12H
- Garden tractor
| Manufacturer | Jacobsen |
|---|
Dimension and Tires Information of Jacobsen lawn tractors, GT12H
| Clearance (front axle) | 9.125 inches [23 cm] |
|---|---|
| Wheelbase | 46 inches [116 cm] |
| Height (hood) | 37 inches [93 cm] |
| Height (steering wheel) | 42 inches [106 cm] |
| Length | 73 inches [185 cm] |
| Clearance (rear axle) | 8 inches [20 cm] |
| Weight | 800 lbs [362 kg] |
| Width | 38 inches [96 cm] |
| Lawn/turf front | 16x6.50-8 |
|---|---|
| Lawn/turf rear | 23x8.50-12 |
Engine Specifications of Jacobsen lawn tractors, GT12H
- Air-cooled horizontal-shaft
| Power (gross) | 12 hp [8.9 kW] |
|---|---|
| Displacement | 476 cc [29.1 ci] |
| Oil capacity | 2 qts [1.9 L] |
| Starter | Electric |
| Bore/Stroke | 3.375x3.25 inches [86 x 83 mm] |
| Oil change | 30 h |
| Starter volts | 12 |
Transmission Information of Jacobsen lawn tractors, GT12H
Transmission variants 1
| Type | Shaft-driven hydrostatic |
|---|---|
| Type(optional) | ATF F |
| Gears | Infinite forward and reverse (2-range) |
| Oil type | ATF F |
Mechanical Specs of Jacobsen lawn tractors, GT12H
- Two-wheel drive
- Open operator station.
- Manual steering
- Mechanical band brakes
Power Information of Jacobsen lawn tractors, GT12H
| Rear PTO(optional) | Independent |
|---|---|
| Front PTO | Independent |
| Clutch | Electric |
Three-Point Hitch of Jacobsen lawn tractors, GT12H
| Rear Type(optional) | 0 |
|---|---|
| Type(optional) | Sleeve hitch |
Electrical System of Jacobsen lawn tractors, GT12H
| Ground | Negative |
|---|---|
| Battery AH | 22 |
| Charging amps | 15 |
| Battery volts | 12 |
Where it sits
With 12 HP, the Jacobsen lawn tractors GT12H sits just below GT14H (14 HP) in Jacobsen lawn tractors's range. Its power puts it in the 56th percentile of 1980s models in our database (977 machines).
Frequently asked questions
How much horsepower does the Jacobsen lawn tractors GT12H have?
The Jacobsen lawn tractors GT12H delivers 12 HP.
What years was the Jacobsen lawn tractors GT12H produced?
The Jacobsen lawn tractors GT12H was produced in 1981-1986.
What transmission does the Jacobsen lawn tractors GT12H use?
The Jacobsen lawn tractors GT12H uses a Shaft-driven hydrostatic transmission.
How much does the Jacobsen lawn tractors GT12H weigh?
The Jacobsen lawn tractors GT12H weighs 800 lbs [362 kg].
Is the Jacobsen lawn tractors GT12H 4WD?
The Jacobsen lawn tractors GT12H is available in 2WD.