Introduction
Zetor 4321 Utility Tractor
The Zetor 4321 is a utility tractor produced between 1997 and 2004 in Brno, Czech Republic. Designed for general agricultural operations, this two-wheel-drive machine balances mechanical simplicity with the performance requirements of a mid-range utility tractor.
Engine and Performance
The tractor is powered by a Zetor 4-cylinder liquid-cooled diesel engine with a displacement of 239 ci (3.9 L). It delivers 59 hp (44.0 kW) at a rated speed of 2200 RPM. The engine is supported by a 12-volt electric starting system.
Transmission and Drivetrain
The drivetrain features a 10-speed forward and 2-speed reverse transmission, with an optional mechanical shuttle configuration for improved maneuverability. Power is delivered through a 304.8 mm hydraulic cerametallic disc clutch. Steering is power-assisted, and the tractor is equipped with hydraulic wet disc brakes for reliable stopping power.
Hydraulics and Hitch
The hydraulic system utilizes an open-center design with a pump flow capacity of 14 gpm (53.0 lpm) and a steering flow of 4 gpm (15.1 lpm). Operating at a pressure of 2600 psi (179.3 bar), it supports between one and three valves. The rear hitch is a Category II/I configuration featuring both position and draft control, providing a lift capacity of 6830 lbs (3098 kg). An independent rear PTO provides a standard 540 RPM speed.
Dimensions and Operator Station
The machine has a wheelbase of 73 inches (185 cm) and an overall length of 141 inches (358 cm). With an operating weight of 6620 lbs (3002 kg), it maintains stability during field tasks. The operator station comes standard with a two-post folding ROPS, with an optional air-conditioned cab available for improved operator comfort.
Conclusion
The Zetor 4321 serves as a robust utility tractor suited for diverse farm tasks requiring moderate power and reliable hydraulic control. Its combination of mechanical durability and standard features makes it a practical choice for operators seeking a straightforward workhorse.
Production Information of Zetor, 4321
- Utility tractor
- Built in Brno, Czech Republic
| Manufacturer | Zetor |
|---|---|
| Original price | $23,000 |
Dimension and Tires Information of Zetor, 4321
| Wheelbase | 73 inches [185 cm] |
|---|---|
| Weight | 6620 lbs [3002 kg] |
| Height (cab) | 102 inches [259 cm] |
| Length | 141 inches [358 cm] |
| Width | 73 inches [185 cm] |
| Ag front | 9.00-16 |
|---|---|
| Ag rear | 16.9-28 |
| Ag rear(optional) | 16.9-30 |
With cab
Engine Specifications of Zetor, 4321
- Zetor
- Liquid-cooled
- Diesel
- 4-cylinder
| Power | 59 hp [44.0 kW] |
|---|---|
| Displacement | 239 ci [3.9 L] |
| Rated RPM | 2200 |
| Bore/Stroke | 4.016x4.724 inches [102 x 120 mm] |
| Starter volts | 12 |
| Starter | Electric |
Transmission Information of Zetor, 4321
Transmission variants 1
| Gears | 10 forward and 2 reverse |
|---|---|
| Clutch | Hydraulic 304.8mm cerametallic disc |
Transmission variants 2
| Type | Mechanical shuttle |
|---|---|
| Gears | 10 forward and reverse |
- 10-speed
- 10-speed mechanical shuttle
Mechanical Specs of Zetor, 4321
- Two-wheel drive
- Two-post folding ROPS. Cab optional with air-conditioning.
- Power steering
- Hydraulic wet disc brakes
Power Information of Zetor, 4321
| Rear PTO | Independent |
|---|---|
| Rear PTO Type | 540 |
Hydraulics Specifications of Zetor, 4321
| Type | Open center |
|---|---|
| Steering flow | 4 gpm [15.1 lpm] |
| Pump flow | 14 gpm [53.0 lpm] |
| Pressure | 2600 psi [179.3 bar] |
| Valves | 1 to 3 |
Three-Point Hitch of Zetor, 4321
| Rear Type | II/I |
|---|---|
| Control | Position and draft control |
| Rear lift | 6830 lbs [3098 kg] |
Electrical System of Zetor, 4321
| Charging system | Alternator |
|---|---|
| Charging amps | 75 |
| Battery volts | 12 |
Where it sits
With 59 HP, the Zetor 4321 sits just above 3341 (46 HP) in Zetor's range. Its power puts it in the 37th percentile of 1990s models in our database (2097 machines).
Frequently asked questions
How much horsepower does the Zetor 4321 have?
The Zetor 4321 delivers 59 HP.
What years was the Zetor 4321 produced?
The Zetor 4321 was produced in 1997-2004.
What engine does the Zetor 4321 have?
The Zetor 4321 is powered by a Diesel, 4-cylinder engine.
How much does the Zetor 4321 weigh?
The Zetor 4321 weighs 6620 lbs [3002 kg].
Is the Zetor 4321 4WD?
The Zetor 4321 is available in 2WD.