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Ursus C-385

Ursus C-385 tractor
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The Ursus C-385 is a farm tractor produced by Ursus from 1972 to 1983. It features a 4.6L 4-cylinder diesel engine producing 85 hp (63.4 kW) with options for turbocharging. The tractor offers a 16-speed partial power shift transmission with 16 forward and 8 reverse gears. Available in two- or four-wheel drive variants, it includes power assist steering and differential hydraulic disc brakes. The hydraulic system has a pump flow of 9.2 gpm (34.8 lpm) and the rear PTO operates at 540/1000 rpm. Dimensions include a 93.9 inch (238 cm) wheelbase, 155.3 inch (394 cm) length, and weights ranging from 9943 lbs (4510 kg) for 2WD to 10910 lbs (4948 kg) for 4WD models. Tire sizes vary by drive type with 7.50-20 front tires for 2WD and 12.4-24 for 4WD, and 16.9-34 rear tires.
Ursus C-385Ursus tractorfarm tractor85 hp tractor4.6L diesel enginepartial power shift transmissiontractor specifications
Power-
Founded-
ModelC-385

Technical Specifications

Detailed specifications and technical data for Ursus C-385

Power

Engine power:85 hp (63.4 kW)

Tires

Ag rear:16.9-34
Ag front:7.50-20 (2WD), 12.4-24 (4WD)

Engine

Type:diesel, 4-cylinder, liquid-cooled
Model:Z-7501
Power:85 hp (63.4 kW)
Torque:197.7 lb-ft (268.1 Nm)
Fuel tank:23.8 gal (90.1 L)
Rated RPM:2200
Torque RPM:1130
Air cleaner:dry two stage
Bore/Stroke:4.33x4.72 inches (110 x 120 mm)
Compression:17:1
Displacement:279.4 ci (4.6 L)
Engine options:4.6L 4-cyl diesel, 4.6L 4-cyl

Turbocharged engine

Type:turbocharged 4-cylinder
Torque:236.0 lb-ft (320.0 Nm)
Rated RPM:2200
Torque RPM:1650
Bore/Stroke:4.33x4.72 inches (110 x 120 mm)
Displacement:279.4 ci (4.6 L)

Dimensions

Width:76 inches (193 cm)
Length:155.3 inches (394 cm)
Wheelbase:93.9 inches (238 cm)
Height (cab):97.8 inches (248 cm)
2WD cab Weight:9943 lbs (4510 kg)
4WD cab Weight:10910 lbs (4948 kg)
Ground clearance:16.5 inches (41 cm)

Hydraulics

Pump flow:9.2 gpm (34.8 lpm)

Mechanical

Drive:Two- or four-wheel drive
Brakes:Differential hydraulic disc brakes
Steering:power assist

Production

Variants:C-385 2WD, C-385A 4WD
Manufacturer:Ursus
Years produced:1972 - 1983

Transmission

Type:partial power shift
Gears:16 forward and 8 reverse
Description:A 8-forward and 4-reverse gearbox with a torque amplifier style power shift that doubles the available speeds.

Power Take-off (PTO)

Rear PTO Type:540/1000