Introduction
Zetor 4945 Agricultural Tractor
The Zetor 4945 is a four-wheel-drive agricultural tractor produced by the Zetor manufacturer between 1977 and 1980. Belonging to the 4911-5911 series, this model was designed to provide reliable mechanical performance for medium-scale farming operations.
Engine and Performance
The tractor is powered by the Zetor Z4901, a 3-cylinder liquid-cooled diesel engine. It features a displacement of 2.7 liters (164.5 ci) with a bore and stroke of 102 mm by 110 mm. The engine produces 45 hp (33.6 kW) at a rated speed of 2200 RPM, delivering 43.3 Nm (31.9 lb-ft) of torque at 1450 RPM.
Transmission and Drivetrain
The 4945 is equipped with a transmission offering 10 forward gears and 2 reverse gears, allowing for speed selection appropriate for various field tasks. Its four-wheel-drive configuration enhances traction and stability on uneven or soft terrain.
Hydraulics and PTO
The rear power take-off (PTO) operates at dual speeds of 540 and 1000 RPM, providing versatility for operating different types of implements. The rear hitch system supports a maximum lift capacity of 1350 kg (2,977 lbs).
Dimensions
The tractor is built on a 198 cm (78 inches) wheelbase with an overall length of 337 cm (133 inches). These dimensions contribute to its operational stability and maneuverability in the field.
Conclusion
The Zetor 4945 is a utilitarian tractor suited for agricultural tasks requiring a balance of four-wheel-drive traction, moderate lifting capacity, and a versatile PTO system. Its mechanical design reflects the standard engineering of the late 1970s, prioritizing durability and functionality.
Production Information of Zetor, 4945
| Manufacturer | Zetor |
|---|
Dimension and Tires Information of Zetor, 4945
| Wheelbase | 78 inches [198 cm] |
|---|---|
| Length | 133 inches [337 cm] |
Engine Specifications of Zetor, 4945
- Zetor Z4901
- Liquid-cooled
- Diesel
- 3-cylinder
| Power | 45 hp [33.6 kW] |
|---|---|
| Displacement | 164.5 ci [2.7 L] |
| Rated RPM | 2200 |
| Bore/Stroke | 4.01x4.33 inches [102 x 110 mm] |
| Torque RPM | 1450 |
| Torque | 31.9 lb-ft [43.3 Nm] |
Transmission Information of Zetor, 4945
Transmission variants 1
| Gears | 10 forward and 2 reverse |
|---|
Mechanical Specs of Zetor, 4945
- Four-wheel drive
Power Information of Zetor, 4945
| Rear PTO Type | 540/1000 |
|---|
Three-Point Hitch of Zetor, 4945
| Rear lift | 2,977 lbs [1350 kg] |
|---|
Where it sits
With 45 HP, the Zetor 4945 sits just below 5911 (58 HP) in Zetor's range. Its power puts it in the 29th percentile of 1970s models in our database (1259 machines).
Frequently asked questions
How much horsepower does the Zetor 4945 have?
The Zetor 4945 delivers 45 HP.
What years was the Zetor 4945 produced?
The Zetor 4945 was produced in 1977-1980.
What engine does the Zetor 4945 have?
The Zetor 4945 is powered by a Diesel, 3-cylinder engine.
Is the Zetor 4945 4WD?
The Zetor 4945 is available in 4WD.