Introduction
Zetor 8520 Tractor
The Zetor 8520 is a two-wheel drive agricultural tractor manufactured in Brno, Czech Republic, between 1995 and 1999. It belongs to the 7520 and 9520 series, designed as a utility machine for general field operations.
Engine and Performance
The tractor is powered by a Zetor Z 1201 4-cylinder, turbocharged diesel engine with a displacement of 4.2 liters. It delivers a rated power of 80 hp (59.7 kW) at 2200 rated RPM. The engine cooling is achieved through a liquid-cooled system.
Transmission and Steering
The drivetrain features a synchromesh transmission with two configuration options: a 16-speed (16 forward, 4 reverse) or an 18-speed (18 forward, 6 reverse) setup. The 18-speed variant includes three gears in high, low, and reverse ranges, complemented by a three-speed torque multiplier. Steering is managed via a hydrostatic power system, and braking is provided by hydraulic wet disc brakes.
Hydraulics and Hitch
The hydraulic system is of the open-center type, providing a total flow of 15.85 gpm (60.0 lpm) at a pressure of 2682 psi (184.9 bar). It supports three valves. The rear hitch is a Category II type with a lift capacity of 8,598 lbs (3900 kg). An optional front hitch is available.
Power Take-Off and Electrical
The tractor is equipped with an independent rear PTO capable of operating at 540 and 1000 RPM. The electrical system utilizes a 12-volt battery and an alternator-based charging system rated at 55 amps.
Dimensions and Operator Environment
The machine has a wheelbase of 93.5 inches (237 cm) and a ground clearance of 14.6 inches (37 cm). The total weight is 7,441 lbs (3375 kg). The operator station features a standard cab equipped with a heater for climate control.
Conclusion
With its 80 hp output, Category II hitch capacity, and versatile transmission options, the Zetor 8520 is engineered for standard agricultural tasks and implement management, offering a balance of mechanical durability and operator comfort for its production era.
Production Information of Zetor, 8520
- Built in Brno, Czech Republic
| Manufacturer | Zetor |
|---|---|
| Original price | $30,000 (1995) |
Dimension and Tires Information of Zetor, 8520
| Ground clearance | 14.6 inches [37 cm] |
|---|---|
| Wheelbase | 93.5 inches [237 cm] |
| Height (exhaust) | 109.2 inches [277 cm] |
| Height (cab) | 104 inches [264 cm] |
| Length | 153.5 inches [389 cm] |
| Rear tread | 59.1 to 70.9 inches [150 to 180 cm] |
| Weight | 7,441 lbs [3375 kg] |
| Width | 75.9 inches [192 cm] |
| Ag front | 7.50-20 |
|---|---|
| Ag rear | 16.9-34 |
| Ag rear | 13.6-38 |
Engine Specifications of Zetor, 8520
- Zetor Z 1201
- Liquid-cooled
- Turbocharged diesel
- 4-cylinder
| Power | 80 hp [59.7 kW] |
|---|---|
| Displacement | 253.6 ci [4.2 L] |
| Rated RPM | 2200 |
| Bore/Stroke | 4.134x4.724 inches [105 x 120 mm] |
| Starter power | 4.6 hp [3.4 kW] |
| Starter volts | 12 |
Transmission Information of Zetor, 8520
Transmission variants 1
| Gears | 16 forward and 4 reverse |
|---|
Transmission variants 2
- Three gears in high/low/reverse ranges with a three-speed torque multiplier.
| Type | Synchromesh |
|---|---|
| Gears | 18 forward and 6 reverse |
- 16-speed
- 18-speed synchromesh
Mechanical Specs of Zetor, 8520
- Two-wheel drive
- Cab standard with heater.
- Hydraulic wet disc brakes
| Steering | Hydrostatic power |
|---|
Power Information of Zetor, 8520
| Rear PTO | Independent |
|---|---|
| Rear PTO Type | 540/1000 |
Hydraulics Specifications of Zetor, 8520
| Type | Open |
|---|---|
| Total flow | 15.85 gpm [60.0 lpm] |
| Pressure | 2682 psi [184.9 bar] |
| Valves | 3 |
Three-Point Hitch of Zetor, 8520
| Rear Type | II |
|---|---|
| Rear lift | 8,598 lbs [3900 kg] |
| Front Hitch | Optional |
Electrical System of Zetor, 8520
| Charging system | Alternator |
|---|---|
| Battery volts | 12 |
| Charging amps | 55 |
| Charging volts | 12 |
Where it sits
With 80 HP, the Zetor 8520 sits between 7520 (71 HP) and 9520 (93 HP) in Zetor's range. Its power puts it in the 56th percentile of 1990s models in our database (2097 machines).
Frequently asked questions
How much horsepower does the Zetor 8520 have?
The Zetor 8520 delivers 80 HP.
What years was the Zetor 8520 produced?
The Zetor 8520 was produced in 1995-1999.
What engine does the Zetor 8520 have?
The Zetor 8520 is powered by a Turbocharged diesel, 4-cylinder engine.
How much does the Zetor 8520 weigh?
The Zetor 8520 weighs 7,441 lbs [3375 kg].
Is the Zetor 8520 4WD?
The Zetor 8520 is available in 2WD.