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Ursus 2812

Ursus 2812 tractor
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The Ursus 2812 is a compact utility tractor produced from 1988 to 2009 by Ursus in Warsaw, Poland. It features a 2.5L 3-cylinder liquid-cooled diesel engine producing 37.6 hp (28.0 kW) with a claimed PTO power of 33.5 hp (25.0 kW). The tractor has an 8-speed transmission with 8 forward and 2 reverse gears, mechanical rear differential lock, two-wheel drive, and mechanical drum brakes. It offers a two-post ROPS with an optional cab. The hydraulic system has a capacity of 8.5 gallons (32.2 L) and operates at 2321 psi (160 bar). The tractor hitch is category II with position and draft control and a rear lift capacity of 2932 lbs (1329 kg). Dimensions include a 76-inch (193 cm) wheelbase, 126.2-inch (320 cm) length, and a weight of 4123 lbs (1870 kg). Electrical system includes a 12-volt alternator and a 90 AH battery.
Ursus 2812Ursus tractorcompact utility tractor2.5L diesel engine37.6 hp8-speed transmissiontractor specifications
Power37 hp
Founded1988 - 2009
Model2812

Technical Specifications

Detailed specifications and technical data for Ursus 2812

Power

Engine:37.6 hp (28.0 kW)
PTO (claimed):33.5 hp (25.0 kW)

Engine

Type:diesel
Model:Ursus 3250
Power:37.6 hp (28.0 kW)
Torque:106.2 lb-ft (144.0 Nm)
Cooling:liquid-cooled
Starter:electric
Cylinders:3-cylinder
Rated RPM:2000
Torque RPM:1400
Air cleaner:oil bath
Bore/Stroke:3.60x5.00 inches (91 x 127 mm)
Compression:16.5:1
Fuel system:direct injection
Pre-heating:glow plugs
Displacement:152.7 ci (2.5 L)
Oil capacity:7.2 qts (6.8 L)
Starter power:4 hp (3.0 kW)
Starter volts:12
Coolant capacity:10.8 qts (10.2 L)

Capacity

Fuel:15.3 gal (57.9 L)
Steering:2.4 qts (2.3 L)
Hydraulic system:8.5 gal (32.2 L)

Electrical

Battery AH:90
Battery volts:12
Charging volts:12
Charging system:alternator
Cab Charging amps:55
ROPS Charging amps:44

Hydraulics

Capacity:8.5 gal (32.2 L)
Pressure:2321 psi (160.0 bar)
Pump flow:6.1 gpm (23.1 lpm)
Steering capacity:2.4 qts (2.3 L)

Mechanical

ROPS:Two-post ROPS. Cab optional.
Drive:Two-wheel drive
Brakes:Mechanical drum brakes
Power steering:Yes
Differential lock:mechanical rear

Production

Built in:Warsaw, Poland
Category:Compact Utility tractor
Years produced:1988 - 2009

Transmission

Gears:8 forward and 2 reverse
Clutch:305mm dry disc
Description:Four gears, plus reverse, in two ranges.
Oil capacity:33.8 qts (32.0 L)

Tractor hitch

Control:Position and draft control
Rear Type:II
Rear lift:2932 lbs (1329 kg)

Dimensions & Tires

Width:71.7 inches (182 cm)
Length:126.2 inches (320 cm)
Weight:4123 lbs (1870 kg)
Wheelbase:76 inches (193 cm)
Rear tread:48.6 to 75.4 inches (123 to 191 cm)
Front tread:53.2/59.1/70.9 inches (135/150/180 cm)
Height (ROPS):96.1 inches (244 cm)
Ballasted weight:4542 lbs (2060 kg)
Height (exhaust):93.7 inches (237 cm)
Clearance (drawbar):8.5 inches (21 cm)
Standard tires (ag):Front: 6.00-16. Rear: 12.4-28
Clearance (rear axle):12.8 inches (32 cm)

Power Take-off (PTO)

Rear PTO:live
Engine RPM:540@1893
Rear PTO Type:540 (1.375)