| Manufacturer | Zetor |
| Price | - |
| Model | 3321 |
| Equipment Type | Utility Tractors |
| Factory | Brno, Czech Republic |
ZETOR 3321 POWER
| Engine | 46hp / 34.3kW |
| PTO (claimed) | 43hp / 32.1kW |
ENGINE DETAIL
The Zetor 3321 tractor, with a 2.7L diesel engine and a 46hp output at 2200 RPM, is well-suited for small to medium agricultural tasks, offering good torque delivery for efficient fieldwork. Its 3-cylinder design enhances fuel efficiency while maintaining robust performance; however, operating at higher RPMs can increase engine wear. The 12-volt starter system simplifies ignition, providing reliable cold-start performance in varied weather conditions.
| Description | Zetor diesel 3-cylinder liquid-cooled |
| Displacement | 164ci / 2.7L |
| Power | 46hp / 34.3kW |
| Rated RPM | 2200 |
| Starter volts | 12 |
ZETOR 3321 ENGINE
The Zetor 3321 features a robust 2.7L 3-cylinder diesel engine, providing a balance of power and efficiency suitable for various agricultural tasks. With a fuel capacity of 32 gallons (121.1 liters), it supports extended operation between refueling, making it advantageous for large plots or intensive work scenarios. However, its smaller engine size may limit high-power operations compared to larger models, particularly in heavy-duty applications.
| Description | Zetor 2.7L 3-cyl diesel |
| Fuel tank | 32gal / 121.1L |
TRANSMISSION 1
The Zetor 3321 tractor features a collar shift transmission, providing ease of gear selection with 10 forward and 2 reverse gears, facilitating versatile operation in varied terrains. The hydraulic 304.8mm cerametallic clutch ensures robust performance and durability under heavy loads, though it may require more maintenance compared to traditional clutches. Ideal for agricultural tasks, this tractor balances power and flexibility, but operators should be aware of potential wear in intense usage scenarios.
| Transmission | collar shift |
| Gears | 10 forward and 2 reverse |
| Clutch | hydraulic 304.8mm cerametallic disc |
TRANSMISSION 2
The Zetor 3321 tractor features a mechanical shuttle transmission with 10 forward and reverse gears, allowing for versatile maneuverability in various agricultural tasks. The mechanical shuttle provides instantaneous direction changes, which is advantageous for loader work and cultivating in confined spaces. However, the absence of a hydrostatic option may limit ease of use for operators accustomed to continuous variable transmissions in more intensive applications.
| Transmission | mech shuttle |
| Gears | 10 forward and reverse |
MECHANICAL
The Zetor 3321's 4x2 2WD configuration offers improved maneuverability in tight spaces, ideal for small to medium-sized farms. Its hydraulic wet disc brake system provides enhanced safety and consistent performance under heavy load conditions, although it may increase maintenance complexity. The optional air-conditioned cab enhances operator comfort during extended use, making it suitable for diverse agricultural tasks.
| Chassis | 4x2 2WD |
| Steering | power |
| Brakes | hydraulic wet disc |
| Cab | Two-post folding ROPS. Cab optional with air-conditioning. |
| Transmission | 10-speed |
HYDRAULICS
| Type | open center |
| Pressure | 2600psi / 179.3bar |
| Valves | 1 to 3 |
| Pump flow | 14gpm / 53.0lpm |
| Steering flow | 4 gpm /15.1 lpm |
TRACTOR HITCH
| Rear Type | II/I |
| Control | position and draft control |
| Rear lift | 4300lbs / 1950kg |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Rear RPM | 540 |
ZETOR 3321 TIRES
The Zetor 3321 tractor features a front tire size of 6.50-16 and rear tires of 16.9-28, providing a balance between maneuverability and traction. The narrower front tires enhance steering responsiveness, while the larger rear tires improve weight distribution and stability during heavy field operations. This configuration is ideal for tasks like plowing or tilling in medium to large-scale farming scenarios, though operators must be cautious of potential soil compaction from the wider rear tires.
| Ag front | 6.50-16 |
| Ag rear | 16.9-28 |
DIMENSIONS
| Wheelbase | 73inches / 185cm |
| Length | 133inches / 337cm |
| Width | 73inches / 185cm |
| Height (cab) | 101inches / 256cm |
| Weight | 6220lbs / 2821kg |
| Ground clearance | 19inches / 48cm |
DIMENSIONS & TIRES
The Zetor 3321, with a wheelbase of 73 inches, provides a stable platform for various agricultural applications, contributing to improved maneuverability in tight spaces. Weighing 6220 lbs, it balances durability and power, though this weight may limit mobility on softer terrains. The front tire size of 6.50-16 and rear tire size of 16.9-28 enhance traction and stability, but operators should consider potential challenges with tire pressure maintenance and tread wear in rugged conditions.
| Wheelbase | 73inches / 185cm |
| Weight | 6220lbs / 2821kg |
| Front tire | 6.50-16 |
| Rear tire | 16.9-28 |
ELECTRICAL
| Charging system | alternator |
| Charging amps | 75 |
| Battery volts | 12 |