Introduction
Ursus 934 Agricultural Tractor
The Ursus 934 is a four-wheel-drive agricultural tractor produced in Warsaw, Poland, between 1991 and 2009. It belongs to the 932/1132 series and is designed for general field operations and heavy-duty farm tasks.
Engine and Performance
The tractor is powered by the Zetor Z 8401.12, a 4.6-liter, 4-cylinder liquid-cooled diesel engine. It utilizes direct injection and produces approximately 78.9 hp (58.8 kW). The engine features a compression ratio of 17:1 and delivers 204.7 lb-ft of torque at 1600 RPM, providing consistent power for demanding agricultural work.
Transmission and Drivetrain
The transmission system consists of 16 forward and 8 reverse gears, incorporating a two-speed power shift mechanism. The drivetrain includes a hydraulic dry disc clutch and a mechanical rear differential lock, ensuring effective power transfer to the wheels in various soil conditions.
Hydraulics and Hitch
The hydraulic system features a pump flow of 10.8 gpm (40.9 lpm) with a total system capacity of 12.15 gallons. The rear hitch is a Category II type, equipped with both position and draft control, capable of lifting up to 9094 lbs.
Operator Environment and Dimensions
The machine comes standard with a heated cab, power steering, and dry disc brakes. With a wheelbase of 94.3 inches and a base weight of 10,494 lbs (ballasted up to 11,817 lbs), the tractor provides stability. Ground clearance is 15 inches, and it is fitted with 12.4-24 front and 18.4-34 rear agricultural tires.
Power Take-Off (PTO)
The rear PTO is independent, offering both 540 and 1000 RPM speeds at rated engine engine RPMs. An optional front PTO is available to increase the tractor's versatility for front-mounted implements.
Conclusion
The Ursus 934 is a robust and functional tractor well-suited for medium-scale farming operations that require a reliable four-wheel-drive platform, significant lifting capacity, and the versatility of a multi-speed transmission.
Production Information of Ursus, 934
- Built in Warsaw, Poland
| Manufacturer | Ursus |
|---|
Dimension and Tires Information of Ursus, 934
| Ballasted weight | 11817 lbs [5360 kg] |
|---|---|
| Wheelbase | 94.3 inches [239 cm] |
| Height (exhaust) | 116.6 inches [296 cm] |
| Height (cab) | 115.4 inches [293 cm] |
| Length | 163.2 inches [414 cm] |
| Ground clearance | 15 inches [38 cm] |
| Weight | 10494 lbs [4760 kg] |
| Width | 82.2 inches [208 cm] |
| Rear tread | 59.1/62/65/67.9/70.9/73.8 inches [150/157/165/172/180/187 cm] |
| Front tread | 59.5/63.4/67.3/71.3 inches [151/161/170/181 cm] |
| Standard tires (ag) | Front: 12.4-24. Rear: 18.4-34 |
|---|
Engine Specifications of Ursus, 934
- Zetor Z 8401.12
- Liquid-cooled
- Diesel
- 4-cylinder
| Starter power | 6.5 hp [4.8 kW] |
|---|---|
| Starter volts | 24 |
| Fuel system | Direct injection |
| Oil capacity | 10.6 qts [10.0 L] |
| Compression | 17:1 |
| Rated RPM | 2200 |
| Air cleaner | Oil bath |
| Displacement | 278.4 ci [4.6 L] |
| Power | 78.9 hp [58.8 kW] |
| Bore/Stroke | 4.33x4.72 inches [110 x 120 mm] |
| Starter | Electric |
| Coolant capacity | 24.3 qts [23.0 L] |
| Torque RPM | 1600 |
| Torque | 204.7 lb-ft [277.6 Nm] |
Transmission Information of Ursus, 934
Transmission variants 1
- Four gears (1-4) in two ranges (I/II) plus reverse range (R) with two-speed power shift.
| Type | Two-speed power shift |
|---|---|
| Oil capacity | 48.6 qts [46.0 L] |
| Gears | 16 forward and 8 reverse |
| Clutch | 350mm hydraulic dry disc |
Mechanical Specs of Ursus, 934
- Four-wheel drive
- Cab standard with heat.
- Dry disc brakes
- Power steering
| Differential lock | Mechanical rear |
|---|
Power Information of Ursus, 934
| Rear PTO | Independent |
|---|---|
| Rear PTO(optional) | 1000@1920 |
| Engine RPM | 540@1890 |
| Clutch | Hydraulic |
| Front PTO(optional) | 1000 |
| Rear PTO Type | 540/1000 (1.375) |
Hydraulics Specifications of Ursus, 934
| Capacity | 12.15 gal [46.0 L] |
|---|---|
| Pump flow | 10.8 gpm [40.9 lpm] |
Three-Point Hitch of Ursus, 934
| Rear Type | II |
|---|---|
| Control | Position and draft control |
| Rear lift | 9094 lbs [4125 kg] |
Electrical System of Ursus, 934
| Charging system | Alternator |
|---|---|
| Battery volts | 12 |
| Batteries | 2 |
| Charging amps | 55 |
| Battery AH | 135 |
| Charging volts | 12 |
Where it sits
With 78 HP, the Ursus 934 sits just below 1132 (94 HP) in Ursus's range. Its power puts it in the 53th percentile of 1990s models in our database (2097 machines).
Frequently asked questions
How much horsepower does the Ursus 934 have?
The Ursus 934 delivers 78 HP.
What years was the Ursus 934 produced?
The Ursus 934 was produced in 1991-2009.
What engine does the Ursus 934 have?
The Ursus 934 is powered by a Diesel, 4-cylinder engine.
What transmission does the Ursus 934 use?
The Ursus 934 uses a Two-speed power shift transmission.
How much does the Ursus 934 weigh?
The Ursus 934 weighs 11817 lbs [5360 kg].
Is the Ursus 934 4WD?
The Ursus 934 is available in 4WD.