Holder A12
Power
12 hp
Production
1956-1966
Engine
Diesel, 1-cylinder
Weight
1500 lbs [680 kg]
Drive
4WD
Introduction
Holder A12 Agricultural Tractor
The Holder A12 is a compact four-wheel-drive tractor manufactured between 1956 and 1966. Designed for specialized agricultural operations, it combines a lightweight frame with a robust diesel powertrain, making it a notable machine from the mid-20th-century era of small-scale utility tractors.
Engine and Performance
The tractor is powered by a Sachs D600L engine, which is a single-cylinder, air-cooled, two-stroke diesel unit. It features a displacement of 36.9 cubic inches (0.6 liters) and utilizes direct injection. With a compression ratio of 20:1, the engine produces 12 horsepower (8.9 kW) at a rated speed of 2200 RPM, providing consistent output for its class.
Transmission and Drivetrain
The A12 is equipped with a transmission providing 6 forward and 3 reverse gears, managed by a dry disc clutch. The four-wheel-drive configuration enhances traction in various soil conditions, while the drum brakes ensure reliable stopping performance for the 1500 lb (680 kg) machine.
Hydraulics and PTO
The hydraulic system utilizes an open-center design, delivering a pump flow of 2.6 gpm (9.8 lpm) at a pressure of 1850 psi (127.6 bar). The tractor includes an independent rear power take-off (PTO) with two selectable speeds of 540 and 920 RPM, allowing for the operation of various implements.
Dimensions and Chassis
Featuring a wheelbase of 45 inches (114 cm) and a ground clearance of 9.5 inches (24 cm), the Holder A12 is designed for maneuverability in tight spaces. The open operator station provides direct access to controls. It is typically fitted with 5.00x16 or 5.50x16 tires, depending on the specific application requirements.
Conclusion
The Holder A12 is a highly maneuverable, compact tractor suited for utility tasks and small-scale agricultural work where space is limited and reliable four-wheel drive is required.
Production Information of Holder, A12
| Manufacturer | Holder |
|---|
Dimension and Tires Information of Holder, A12
| Wheelbase | 45 inches [114 cm] |
|---|---|
| Weight | 1500 lbs [680 kg] |
| Height (steering wheel) | 44 inches [111 cm] |
| Length | 80 inches [203 cm] |
| Ground clearance | 9.5 inches [24 cm] |
| Width | 30 inches [76 cm] |
| Ag front | 5.00x16 |
|---|---|
| Ag rear | 5.50x16 |
| Ag rear | 5.00x16 |
| Ag front | 5.50x16 |
Engine Specifications of Holder, A12
- Sachs D600L
- Two-stroke engine.
- Air-cooled
- Diesel
- 1-cylinder
| Compression | 20:1 |
|---|---|
| Power | 12 hp [8.9 kW] |
| Displacement | 36.9 ci [0.6 L] |
| Starter volts | 12 |
| Rated RPM | 2200 |
| Air cleaner | Oil bath |
| Fuel system | Direct injection |
| Bore/Stroke | 3.465x3.937 inches [88 x 100 mm] |
Transmission Information of Holder, A12
Transmission variants 1
| Gears | 6 forward and 3 reverse |
|---|---|
| Clutch | Dry disc |
Mechanical Specs of Holder, A12
- Four-wheel drive
- Drum brakes
- Open operator station.
Power Information of Holder, A12
| Rear PTO | Independent |
|---|---|
| Rear PTO Type | 540/920 |
Hydraulics Specifications of Holder, A12
| Type | Open center |
|---|---|
| Pump flow | 2.6 gpm [9.8 lpm] |
| Capacity | 1 gal [3.8 L] |
| Pressure | 1850 psi [127.6 bar] |
Where it sits
With 12 HP, the Holder A12 sits just below A18 (18 HP) in Holder's range. Its power puts it in the 4th percentile of 1950s models in our database (592 machines).
Frequently asked questions
How much horsepower does the Holder A12 have?
The Holder A12 delivers 12 HP.
What years was the Holder A12 produced?
The Holder A12 was produced in 1956-1966.
What engine does the Holder A12 have?
The Holder A12 is powered by a Diesel, 1-cylinder engine.
How much does the Holder A12 weigh?
The Holder A12 weighs 1500 lbs [680 kg].
Is the Holder A12 4WD?
The Holder A12 is available in 4WD.