Zetor 6320
The Zetor 6320 is a tractor produced by Zetor. It is equipped with a 239 ci 3.9 L engine. The listed engine power is Diesel (listed): 66 hp / 49.2 kW. Transmission: mechanical shuttle. Operating weight: 6700 lbs 3039 kg.
Engine Power
Diesel (listed): 66 hp / 49.2 kW
Fuel & Capacities
18.5 gal
70.0 L
Transmission
mechanical shuttle
Operating Weight
6700 lbs
3039 kg
Overview
 | 1993 - 1997
Utility tractor |
|---|
Production | |
|---|---|
Manufacturer | Zetor |
Utility tractor | |
Built in Brno, Czech Republic | |
Original price was $20,700 in 1999 | |
Variants | |
|---|---|
6320 | 2WD |
6340 | 4WD |
Zetor 6320 Engine | |
|---|---|
Zetor 3.9L 4-cyl diesel | |
Fuel tank | 18.5 gal
70.0 L |
Engine details ...  | |
Zetor 6320 Power | |
|---|---|
Engine | 66 hp
49.2 kW |
PTO (claimed) | 62 hp
46.2 kW |
Drawbar (tested) | 55.87 hp
41.7 kW |
PTO (tested) | 65.74 hp
49.0 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Two-wheel drive | |
Power steering | |
Hydraulic dry disc brakes | |
Two-post ROPS. Cab available with air-conditioning. |
Hydraulics | |
|---|---|
Type | open center |
Pressure | 2600 psi
179.3 bar |
Valves | 1 to 3 |
Pump flow | 11 gpm
41.6 lpm |
Total flow | 15 gpm
56.8 lpm |
Steering flow | 4 gpm
15.1 lpm |
Tractor hitch | |
|---|---|
Rear Type | II/I |
Control | position and draft control |
Rear lift | 5850 lbs
2653 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 540/1000 |
Dimensions & Tires | |
|---|---|
Wheelbase | 88 inches
223 cm |
Weight | 6700 lbs
3039 kg |
Front tire | 9.00-16 |
Rear tire | 16.9-34 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Charging system | alternator |
Charging amps | 55 |
Battery CCA | 950 |
Battery volts | 12 |
References | |
|---|---|
 | |
Range 1 Tractors published by Zetor |
Engine
Engine Detail — 239 ci / 3.9 L Diesel
Manufacturer | Zetor Z7701 |
Fuel Type | Diesel |
Configuration | 4-cylinder, liquid-cooled |
Displacement | 239 ci
3.9 L |
Bore/Stroke | 4.02x4.72 inches
102 x 120 mm |
Power | 66 hp
49.2 kW |
Compression | 17:1 |
Rated RPM | 2200 |
Starter volts | 12 |
Transmission
Transmission options | |
|---|---|
10-speed synchro | |
10-speed |
Transmission — 10 forward and 2 reverse synchro
Type | synchro |
Gears | 10 forward and 2 reverse |
Clutch | hydraulic 304.8mm cerametallic disc |
With 16.9-28 rear tires. | |
 | |
Transmission — mechanical shuttle
Transmission | mechanical shuttle |
Gears | 10 forward and reverse |
With 16.9-28 rear tires. Reverse speeds are 10% faster than forward. | |
 | |
Dimensions
Zetor 6320 Tires | |
|---|---|
Ag front | 9.00-16 |
Ag rear | 16.9-34 |
Dimensions | |
|---|---|
Wheelbase | 88 inches
223 cm |
Length | 144 inches
365 cm |
Width | 73 inches
185 cm |
Height (steering wheel) | 74 inches
187 cm |
Height (cab) | 104 inches
264 cm |
Weight | 6700 lbs
3039 kg |
Ground clearance | 21 inches
53 cm |
Tests
Nebraska Tractor Test 1602 | |
|---|---|
Diesel 10-speed 4WD
September 11 - 30, 1986
Link: Nebraska Tractor Test 1602 file | |
PTO performance | |
Power at rated engine speed | 65.74 hp
49.0 kW |
Fuel use | 4.0 gal/hour
15.1 l/hour |
Power at rated PTO speed | 62.17 hp
46.4 kW |
Fuel use | 3.7 gal/hour
14.0 l/hour |
Drawbar performance | |
Max power | 55.87 hp
41.7 kW |
Max pull | 7,484 lbs
3394 kg |
Photos
Zetor 6320 utility tractor.
Recommended Implements & Sizing Guide
Engineering recommendations for Zetor 6320 based on its 66 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 3 to 4 Bottom (16")3 - 4 铧 (40 cm) | Heavy Duty | Suitable for medium loam and stubble turnover. |
Rotary Cutter / MowerMowing & Clearing | 7 to 8 ft (84-96 in)2.1 - 2.4 m | Heavy Duty | Heavy-duty twin spindle cutter for overgrown acreage. |
Rotary TillerSeedbed Prep | 78 to 84 in200 - 215 cm | Heavy Duty | Heavy commercial tiller with multi-speed gearbox. |
Disc HarrowSecondary Tillage | 7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙 | Medium Duty | Field leveling and clod breaking behind plows. |
Hay BalerHay & Forage | 4x4 to 4x5 Round Baler1.2x1.5 m 紧凑圆捆机 | Heavy Duty | Silage and dry hay; 540 RPM PTO with slip-clutch. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Zetor 6320.
Estimated Continuous Field Runtime: 5.4 hrs
Approximately 5.4 hours of continuous field operation at ~75% rated power on a full tank (18.5 gal / 70 L).
Estimated 75% Load Fuel Burn~3.4 gal/hr (13 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Zetor 6320 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Zetor 6320.
Converted Equivalents:
Horsepower (HP)66 hp
Kilowatts (kW)49.2 kW
Metric Horsepower (PS / CV)66.9 PS
Direct Competitor Comparison
Compare Zetor 6320 against same-era industry alternatives in the same horsepower class.
Current Model
Zetor
Zetor 6320
Engine Power:Diesel (listed): 66 hp / 49.2 kW
★ Baseline Reference
Related models
Zetor 4011
- Power:
- 53
- Production years:
- 1962 - 1967
Zetor 4016
- Power:
- 53
- Production years:
- 1962 - 1967
Zetor 4511
- Power:
- 53
- Production years:
- 1968 - 1972
Zetor Major HT 55
- Power:
- 55.1
- Production years:
- 2017 - 2026
Zetor 5511
- Power:
- 56
- Production years:
- 1968 - 1972