Zetor 6748
The Zetor 6748 is a tractor produced by Zetor. It is equipped with a 210.9 ci 3.5 L engine. The listed engine power is Diesel (listed): 65 hp / 48.5 kW. Transmission: 20 forward and 4 reverse. Operating weight: 7,158 lbs 3246 kg.
Engine Power
Diesel (listed): 65 hp / 48.5 kW
Fuel & Capacities
18.5 gal
70.0 L
Transmission
20 forward and 4 reverse
Operating Weight
7,158 lbs
3246 kg
Overview
 | 1972 - 1978
UR1 7 Series |
|---|
Production | |
|---|---|
Manufacturer | Zetor |
Built in Brno, Czechoslovakia | |
Variants | |
|---|---|
6711 | 2WD |
6718 | 2WD cab |
6745 | 4WD |
6748 | 4WD cab |
Zetor 6748 Engine | |
|---|---|
Zetor 3.5L 4-cyl diesel | |
Fuel tank | 18.5 gal
70.0 L |
Engine details ...  | |
Zetor 6748 Power | |
|---|---|
Engine | 65 hp
48.5 kW |
PTO (claimed) | 60 hp
44.7 kW |
Mechanical | |
|---|---|
Four-wheel drive | |
Differential hydraulic drum brakes | |
Trailer brakes | air optional |
Cab standard. | |
Hydraulics | |
|---|---|
Type | Zetormatic |
Pressure | 2321 psi
160.0 bar |
Valves | 1 |
Pump flow | 5.3 gpm
20.1 lpm |
Tractor hitch | |
|---|---|
Rear lift | 3,858 lbs
1749 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 540/ground |
1000 (optional) | |
Dimensions & Tires | |
|---|---|
Wheelbase | 88.46 inches
224 cm |
Weight | 7,158 lbs
3246 kg |
Front tire | 11.2-24 |
Rear tire | 12.4-36 |
Full dimensions and tires ...  | |
Engine
Engine Detail — 210.9 ci / 3.5 L Diesel
Manufacturer | Zetor Z6701 |
Fuel Type | Diesel |
Configuration | 4-cylinder, liquid-cooled |
Displacement | 210.9 ci
3.5 L |
Bore/Stroke | 3.937x4.331 inches
100 x 110 mm |
Power | 65 hp
48.5 kW |
Rated RPM | 2200 |
Transmission
Transmission options | |
|---|---|
10-speed | |
20-speed partial power shift |
Transmission — 10 forward and 2 reverse
Gears | 10 forward and 2 reverse |
 | |
Transmission — 20 forward and 4 reverse partial power shift
Type | partial power shift |
Gears | 20 forward and 4 reverse |
The optional multi-power transmission provided a two-speed power shift between direct drive and a lower range. | |
Dimensions
Zetor 6748 Tires | |
|---|---|
Standard tires (ag) | Front: 11.2-24. Rear: 12.4-36 |
Dimensions | |
|---|---|
Wheelbase | 88.46 inches
224 cm |
Weight | 7,158 lbs
3246 kg |
Recommended Implements & Sizing Guide
Engineering recommendations for Zetor 6748 based on its 65 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 6748.
Estimated Continuous Field Runtime: 5.5 hrs
Approximately 5.5 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 (12.8 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 6748 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Zetor 6748.
Converted Equivalents:
Horsepower (HP)65 hp
Kilowatts (kW)48.5 kW
Metric Horsepower (PS / CV)65.9 PS
Direct Competitor Comparison
Compare Zetor 6748 against same-era industry alternatives in the same horsepower class.
Current Model
Zetor
Zetor 6748
Engine Power:Diesel (listed): 65 hp / 48.5 kW
★ Baseline Reference
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