Zetor 7745: all source data
All 71 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 | Zetor |
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| (no label) | Built in Brno, Czechoslovakia |
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| (no label) | Original price was $20,500 in 1992 |
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Engine| (no label) | Zetor 3.9L 4-cyl diesel |
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| Fuel tank | 18.5 gal | 70.0 L |
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Transmission| (no label) | 10-speed partially synchronized |
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Power| Engine | 81 hp | 60.4 kW |
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| Drawbar (claimed) | 58 hp | 43.3 kW |
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| PTO (claimed) | 66 hp | 49.2 kW |
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| PTO (claimed) | 75 hp (turbo) | 55.9 kW |
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| Drawbar (tested) | 55.87 hp | 41.7 kW |
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| PTO (tested) | 65.74 hp | 49.0 kW |
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Mechanical| (no label) | Four-wheel drive |
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| Steering | power assist |
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| (no label) | Differential hydraulic dry disc brakes |
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Hydraulics| Type | open center |
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| Pressure | 2,321 psi | 160.0 bar |
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| Valves | 2 |
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| Total flow | 7.9 gpm | 29.9 lpm |
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Hitch| Rear Type | II/I |
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| Rear lift | 5300 lbs | 2404 kg |
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| Front Hitch | II |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 540/1000 |
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| Front PTO Type | 1000 |
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Dimensions| Wheelbase | 87.5 inches | 222 cm |
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| Weight | 7900 lbs | 3583 kg |
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| Front tire | 11.2-24 |
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| Rear tire | 16.9-28 |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 55 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | Zetor 7701 |
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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 | 239.3 ci | 3.9 L |
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| Bore/Stroke | 4.02x4.72 inches | 102 x 120 mm |
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| Power | 73 hp | 54.4 kW |
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| Air cleaner | oil bath with pre-cleaner |
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| Compression | 17:1 |
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| Rated RPM | 2200 |
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| Idle RPM | 600-2400 |
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| Starter | electric |
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| Starter volts | 12 |
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| Coolant capacity (Coolant) | 14.5 qts | 13.7 L |
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| (no label) | Zetor 7701 |
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| (no label) | turbocharged diesel |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 239.3 ci | 3.9 L |
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| Bore/Stroke | 4.02x4.72 inches | 102 x 120 mm |
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| Power | 81 hp | 60.4 kW |
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| Air cleaner | oil bath with pre-cleaner |
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| Rated RPM | 2200 |
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Transmission
Transmission| Type | partially synchronized |
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| Gears | 10 forward and 2 reverse |
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| (no label) | Five gears, plus reverse, in high and low ranges. Fourth and fifth gears are synchronized. |
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Dimensions
Tires| Standard tires (ag) | Front: 11.2-24. Rear: 16.9-28 |
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| Optional tires (ag) | Front: 11.2-24. Rear: 16.9-30 |
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| Optional tires (ag) | Front: 11.2-24. Rear: 12.4-36 |
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| Optional tires (ag) | Front: 12.4-24. Rear: 13.6-36 |
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| Optional tires (ag) | Front: 12.4-24. Rear: 16.9-34 |
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Dimensions| Wheelbase | 87.5 inches | 222 cm |
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| Length | 149.6 inches | 379 cm |
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| Width | 78 inches | 198 cm |
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| Height (cab) | 104.3 inches | 264 cm |
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| Height (exhaust) | 107.9 inches | 274 cm |
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| Weight | 7900 lbs | 3583 kg |
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| Ground clearance | 15 inches | 38 cm |
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