Zetor 4321: all source data
All 57 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) | Utility tractor |
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| (no label) | Built in Brno, Czech Republic |
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| Original price | $23,000 |
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Engine| (no label) | Zetor 3.9L 4-cyl diesel |
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| Fuel tank | 32 gal | 121.1 L |
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Transmission| (no label) | 10-speed synchronized |
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| (no label) | 10-speed mechanical shuttle |
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Power| Engine | 59 hp | 44.0 kW |
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| PTO (claimed) | 56 hp | 41.8 kW |
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Mechanical| (no label) | Two-wheel drive |
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| (no label) | Power steering |
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| (no label) | Hydraulic wet disc brakes |
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| (no label) | Two-post folding ROPS. Cab optional with air-conditioning. |
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Hydraulics| Type | open center |
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| Pressure | 2600 psi | 179.3 bar |
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| Valves | 1 to 3 |
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| Pump flow | 14 gpm | 53.0 lpm |
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| Steering flow | 4 gpm | 15.1 lpm |
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Hitch| Rear Type | II/I |
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| Control | position and draft control |
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| Rear lift | 6830 lbs | 3098 kg |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 540 (1.375) |
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Dimensions| Wheelbase | 73 inches | 185 cm |
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| Weight | 6620 lbs | 3002 kg |
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| Front tire | 9.00-16 |
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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 | 75 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | Zetor |
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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 ci | 3.9 L |
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| Bore/Stroke | 4.016x4.724 inches | 102 x 120 mm |
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| Power | 59 hp | 44.0 kW |
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| Rated RPM | 2200 |
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| Starter | electric |
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| Starter volts | 12 |
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Transmission
Transmission options| (no label) | 10-speed synchronized |
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| (no label) | 10-speed mechanical shuttle |
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Transmission| Type | synchronized |
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| Gears | 10 forward and 2 reverse |
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| Clutch | hydraulic 304.8mm cerametallic disc |
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| Type | mechanical shuttle |
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| Gears | 10 forward and reverse |
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Dimensions
Tires| Ag front | 9.00-16 |
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| Ag rear | 16.9-28 |
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| Ag rear | 16.9-30 |
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Dimensions| Wheelbase | 73 inches | 185 cm |
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| Length | 141 inches | 358 cm |
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| Width | 73 inches | 185 cm |
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| Height (cab) | 102 inches | 259 cm |
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| Weight | 6620 lbs | 3002 kg |
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