Introduction
Zetor 7745 Tractor
The Zetor 7745 is a four-wheel-drive agricultural tractor manufactured by Zetor in Brno, Czechoslovakia, between 1988 and 1992. Designed for versatility and endurance, this model serves as a mid-range workhorse suitable for a variety of field and farmyard operations.
Engine and Performance
The tractor is powered by the Zetor 7701, a 3.9-liter, 4-cylinder turbocharged diesel engine. It delivers 81 hp (60.4 kW) at a rated speed of 2200 RPM. The engine features liquid cooling and an oil bath air cleaner equipped with a pre-cleaner to protect internal components from debris in dusty operating environments.
Transmission and Drivetrain
The drivetrain utilizes a partially synchronized transmission providing 10 forward and 2 reverse gears. The system is organized into high and low ranges, with the fourth and fifth gears synchronized to facilitate smoother shifting. Power is delivered to all four wheels, supported by power-assist steering and differential hydraulic dry disc brakes for enhanced control.
Hydraulics and PTO
The hydraulic system is of the open-center type, providing a total flow of 7.9 gpm (29.9 lpm) at a pressure of 2,321 psi (160.0 bar). The tractor is equipped with two valves for implement operation. Power take-off (PTO) capabilities include an independent rear PTO with 540/1000 RPM speeds and a front PTO rated at 1000 RPM.
Dimensions and Hitch
With a wheelbase of 87.5 inches (222 cm) and a weight of approximately 7,900 lbs (3,583 kg), the 7745 provides a stable platform for heavy tasks. It features a Category II/I rear hitch with a lift capacity of 5,300 lbs (2,404 kg), allowing for the attachment of a wide array of agricultural implements.
Conclusion
The Zetor 7745 is a robust, mechanically straightforward machine that offers reliable performance for farmers requiring a dependable four-wheel-drive tractor. Its combination of decent lift capacity, multiple PTO options, and durable engine construction makes it a capable asset for general tillage, transport, and implement management.
Videos
Zetor 7745 Manuals & Documentation
Download the manuals and documentation available for the Zetor 7745: repair and workshop manuals, operator's handbooks, spare-parts catalogs and technical leaflets — free PDF files.
Archive documentation provided for reference, hosted by Tractor-Info.
Production Information of Zetor, 7745
- Built in Brno, Czechoslovakia
- Original price was $20,500 in 1992
| Manufacturer | Zetor |
|---|
Dimension and Tires Information of Zetor, 7745
| Ground clearance | 15 inches [38 cm] |
|---|---|
| Wheelbase | 87.5 inches [222 cm] |
| Height (exhaust) | 107.9 inches [274 cm] |
| Height (cab) | 104.3 inches [264 cm] |
| Length | 149.6 inches [379 cm] |
| Weight | 7900 lbs [3583 kg] |
| Width | 78 inches [198 cm] |
| Standard tires (ag) | Front: 11.2-24. Rear: 16.9-28 |
|---|---|
| Standard tires (ag)(optional) | Front: 12.4-24. Rear: 16.9-34 |
| Standard tires (ag)(optional) | Front: 12.4-24. Rear: 13.6-36 |
| Optional tires (ag) | Front: 11.2-24. Rear: 16.9-30 |
| Optional tires (ag)(optional) | Front: 11.2-24. Rear: 12.4-36 |
Engine Specifications of Zetor, 7745
- Zetor 7701
- Liquid-cooled
- 4-cylinder
- Turbocharged diesel
| Air cleaner | Oil bath with pre-cleaner |
|---|---|
| Idle RPM | 600-2400 |
| Displacement | 239.3 ci [3.9 L] |
| Bore/Stroke | 4.02x4.72 inches [102 x 120 mm] |
| Power | 81 hp [60.4 kW] |
| Rated RPM | 2200 |
| Rated RPM | 2200 |
| Coolant capacity | 14.5 qts [13.7 L] |
| Starter volts | 12 |
| Starter | Electric |
Transmission Information of Zetor, 7745
Transmission variants 1
- Five gears, plus reverse, in high and low ranges. Fourth and fifth gears are synchronized.
| Type | Partially synchronized |
|---|---|
| Gears | 10 forward and 2 reverse |
Mechanical Specs of Zetor, 7745
- Four-wheel drive
- Differential hydraulic dry disc brakes
| Steering | Power assist |
|---|
Power Information of Zetor, 7745
| Rear PTO | Independent |
|---|---|
| Rear PTO Type | 540/1000 |
| Front PTO Type | 1000 |
Hydraulics Specifications of Zetor, 7745
| Type | Open center |
|---|---|
| Total flow | 7.9 gpm [29.9 lpm] |
| Pressure | 2,321 psi [160.0 bar] |
| Valves | 2 |
Three-Point Hitch of Zetor, 7745
| Rear Type | II/I |
|---|---|
| Rear lift | 5300 lbs [2404 kg] |
| Front Hitch(optional) | II |
Electrical System of Zetor, 7745
| Ground | Negative |
|---|---|
| Battery volts | 12 |
| Charging system | Alternator |
| Charging amps | 55 |
Where it sits
With 73 HP, the Zetor 7745 sits between Proxima 75 (72 HP) and 7421 (75 HP) in Zetor's range. Its power puts it in the 55th percentile of 1980s models in our database (2052 machines).
Frequently asked questions
How much horsepower does the Zetor 7745 have?
The Zetor 7745 delivers 73 HP.
What years was the Zetor 7745 produced?
The Zetor 7745 was produced in 1988-1992.
What engine does the Zetor 7745 have?
The Zetor 7745 is powered by a Turbocharged diesel, 4-cylinder engine.
What transmission does the Zetor 7745 use?
The Zetor 7745 uses a Partially synchronized transmission.
How much does the Zetor 7745 weigh?
The Zetor 7745 weighs 7900 lbs [3583 kg].
Is the Zetor 7745 4WD?
The Zetor 7745 is available in 4WD.