Ursus 4512: all source data
All 72 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | Ursus |
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| (no label) | Built in Warsaw, Poland |
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Engine| (no label) | Ursus 3.9L 4-cyl diesel |
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Transmission| (no label) | 8-speed gear |
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| (no label) | 12-speed creeper |
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Power| Engine | 66 hp | 49.2 kW |
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| PTO (claimed) | 59 hp | 44.0 kW |
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Mechanical| (no label) | Two-wheel drive |
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| Differential lock | mechanical rear |
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| (no label) | Power steering |
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| (no label) | Mechanical wet disc brakes |
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| (no label) | Cab optional with available heater. |
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Capacity| Fuel | 21.1 gal | 79.9 L |
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| Hydraulic system | 11.6 gal | 43.9 L |
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Hydraulics| Capacity | 11.6 gal | 43.9 L |
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| Pump flow | 6.9 gpm | 26.1 lpm |
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Hitch| Rear Type | II |
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| Control | position and draft control |
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| Rear lift | 5291 lbs | 2399 kg |
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Pto| Rear PTO | live |
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| Rear PTO Type | 540/1000 (1.375) |
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| Engine RPM | 540@1686 |
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| Engine RPM | 1000@1692 |
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Dimensions| Wheelbase | 88.8 inches | 225 cm |
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| Weight | 5401 to 6568 pounds |
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| Front tire | 7.5-16 |
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| Rear tire | 16.9R30 |
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Electrical| Charging system | alternator |
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| Charging amps | 55 |
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| Battery volts | 12 |
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| Battery AH | 120 |
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Engine
Engine detail| (no label) | Ursus 4390 |
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| (no label) | diesel |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 235.9 ci | 3.9 L |
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| Bore/Stroke | 3.87x5.00 inches | 98 x 127 mm |
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| Power | 66 hp | 49.2 kW |
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| Fuel system | direct injection |
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| Air cleaner | oil bath |
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| Pre-heating | glow plugs |
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| Compression | 16:1 |
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| Rated RPM | 2000 |
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| Torque | 180.7 lb-ft | 245.0 Nm |
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| Torque RPM | 1400 |
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| Starter volts | 12 |
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| Starter power | 4 hp | 3.0 kW |
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| Oil capacity | 7.4 qts | 7.0 L |
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| Coolant capacity (Coolant) | 14.7 qts | 13.9 L |
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| Coolant capacity (Coolant) | 16.4 qts | 15.5 L |
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Transmission
Transmission options| (no label) | 8-speed gear |
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| (no label) | 12-speed creeper |
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Transmission| Type | gear |
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| Gears | 8 forward and 2 reverse |
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| Clutch | dry disc |
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| Oil capacity | 46.5 qts | 44.0 L |
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| Type | creeper |
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| Gears | 12 forward and 3 reverse |
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Dimensions
Tires| Standard tires (ag) | Front: 7.5-16. Rear: 16.9R30 |
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Dimensions| Wheelbase | 88.8 inches | 225 cm |
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| Length | 148.6 inches | 377 cm |
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| Width | 76 inches | 193 cm |
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| Height (cab) | 99.2 inches | 251 cm |
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| Height (exhaust) | 103 inches | 261 cm |
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| Clearance (rear axle) | 17.7 inches | 44 cm |
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| Clearance (drawbar) | 12.4 inches | 31 cm |
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| Front tread | 55.1 to 70.9 inches | 139 to 180 cm |
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| Rear tread | 59.1 to 81.2 inches | 150 to 206 cm |
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Weight| ROPS | 5401 lbs | 2449 kg |
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| Cab | 6568 lbs | 2979 kg |
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| ROPS Ballasted (ROPS) | 5556 lbs | 2520 kg |
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| Cab Ballasted (Cab) | 7430 lbs | 3370 kg |
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