Horsepower70hp / 52.2kW
EngineUrsus 3.9L 4-cyl diesel
Transmission8-speed 16-speed two-speed power shift 12-speed
Drive4x2 2WD
Torque192.5lb-ft / 261.0Nm

The Ursus 5312 tractor is powered by a Ursus 3.9L 4-cyl diesel engine that provides 70hp / 52.2kW of horsepower and 192.5lb-ft / 261.0Nm of torque. It has a 4x2 2WD drive configuration and a 8-speed 16-speed two-speed power shift 12-speed transmission.

Engine

The engine is a 4-cylinder liquid-cooled diesel with a displacement of 3.9L and a power output of 70hp/52.2kW. It has a direct injection fuel system, oil bath air cleaner, and glow plugs for pre-heating. The compression ratio is 16:1 and the rated RPM is 2200. The engine has a torque output of 192.5lb-ft/261.0Nm at 1400 RPM and an electric starter with 12 volts and 4hp/3.0kW power. The oil capacity is 7.4qts/7.0L and the coolant capacity is 15.9qts/15.0L (17.5qts/16.6L with cab heater).

Transmission

The transmission is an 8-speed, 16-speed, two-speed power shift, or 12-speed depending on the model. The Ursus 5312 model has a transmission with an engine power output of 70hp/52.2kW and a claimed PTO power output of 60.4hp/45.0kW. The transmission is designed to provide smooth shifting and efficient power transfer to the wheels. It is suitable for a wide range of applications, including farming, construction, and transportation. The transmission is easy to operate and maintain, with a long service life.

Brakes

The brakes are mechanical wet disc type, providing reliable and efficient stopping power. The Ursus 5312 model has a 4x2 2WD chassis with a mechanical rear differential lock. The brakes are designed to work in all weather conditions and are easy to maintain. The bore/stroke of the engine is 3.87x5.00inches/98x127mm. The engine has a torque output of 192.5lb-ft/261.0Nm at 1400 RPM. The cab is a two-post ROPS design, with an optional cab available with a heater.

Steering

The steering is power-assisted, providing easy and precise control of the tractor. The Ursus 5312 model has a 3.9L 4-cylinder diesel engine. The steering system is designed to be reliable and durable, with minimal maintenance requirements. It is suitable for a wide range of applications, including farming, construction, and transportation. The steering system is easy to operate and provides excellent maneuverability.

Common Problems

Users have reported issues with the Ursus 5312 model's electrical system, particularly with the starter and alternator. Some users have also reported problems with the transmission, including difficulty shifting and slipping gears. Another common issue is with the hydraulic system, which can develop leaks and other problems over time. Additionally, some users have reported issues with the brakes, including reduced stopping power and premature wear. Finally, some users have reported issues with the cab, including poor visibility and uncomfortable seating.

What Users Like

Users appreciate the Ursus 5312 model's powerful engine, which provides plenty of power for a wide range of applications. They also like the tractor's smooth and efficient transmission, which makes it easy to operate and maintain. Additionally, users appreciate the tractor's reliable and efficient hydraulic system, which is suitable for powering a wide range of implements and attachments. Finally, users like the tractor's power-assisted steering, which provides easy and precise control of the tractor in all conditions. Overall, users find the Ursus 5312 model to be a reliable and versatile tractor that is suitable for a wide range of applications.

Ursus 5312 Technical Specifications

Power

Engine70hp / 52.2kW
Pto (claimed)60.4hp / 45.0kW

Engine Detail

DescriptionUrsus 4390 diesel 4-cylinder liquid-cooled
Displacement235.9ci / 3.9L
Bore/stroke3.87x5.00inches / 98x 127mm
Power70hp / 52.2kW
Fuel Systemdirect injection
Air Cleaneroil bath
Pre-heatingglow plugs
Compression16:1
Rated Rpm2200
Torque192.5lb-ft / 261.0Nm
Torque Rpm1400
Starterelectric
Starter Volts12
Starter Power4hp / 3.0kW
Oil Capacity7.4qts / 7.0L
Coolant Capacity15.9qts / 15.0L 17.5qts / 16.6L *Coolant capacity with cab heater

Engine

DescriptionUrsus 3.9L 4-cyl diesel

Mechanical

Chassis4x2 2WD
Differential Lockmechanical rear
Steeringpower
Brakesmechanical wet disc
CabTwo-post ROPS. Cab optional with available heater
Transmissions8-speed 16-speed two-speed power shift 12-speed

Tires

Standard Tires (ag)Front: 7.50-16. Rear: 16.9-34

Dimensions

Wheelbase87.4inches / 221cm
Length148.4inches / 376cm
Width79.1inches / 200cm
Height (cab)100inches / 254cm
Height (exhaust)103.5inches / 262cm
Clearance (rear Axle)18.1inches / 45cm
Clearance (drawbar)13.4inches / 34cm
Front Tread55.1/59.1/63/66.9/70.9inches / 139/150/160/169 / 180cm
Rear Tread59.1 to 87.4inches / 150to 221cm

Dimensions And Tires

Wheelbase87.4inches / 221cm
Weight5842 to 7011 pounds
Front Tire7.50-16
Rear Tire16.9-34

Capacity

Fuel21.1gal / 79.9L
Hydraulic System11.1gal / 42.0L
Steering1.3qts / 1.2L

Hydraulics

Capacity11.1gal / 42.0L
Pressure2321psi / 160.0bar
Pump Flow6.9gpm / 26.1lpm
Steering Cap.1.3qts / 1.2L

Tractor Hitch

Rear TypeII
ControlPosition and draft control
Rear Lift4850lbs / 2199kg 5732lbs / 2600kg *With optional lift ram

Electrical

Charging Systemalternator
Rops Charging Amps44
Cab Charging Amps55
Charging Volts12
Battery Volts12
Battery Ah120

Power Take Off Pto

Rear Ptolive
Rear Rpm540/1000 (1.375)
Engine Rpm540@1993 / 1000@2000

Weight

Rops5842lbs / 2649kg
Cab7011lbs / 3180kg
Ballasted8124lbs / 3685kg

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