Target Audience:
Farmers, agricultural contractors, and tractor enthusiasts seeking a reliable utility tractor for small to medium farms.
Competitive Advantage:
Known for simplicity, ruggedness, and affordable maintenance compared to similar Western European models.
Engine:
Naturally aspirated four-cylinder diesel engine with direct injection.
Transmission:
Synchromesh gearbox with 10 forward and 2 reverse gears (or similar), offering smooth shifting.
Hydraulics:
Category II three-point hitch with draft and position control.
PTO:
Independent rear PTO with 540 rpm standard.
Cab Options:
Open platform or optional safety cab with ROPS.
Engine:
Complete engine overhaul, disassembly, reassembly, and troubleshooting.
Cooling System:
Radiator, water pump, thermostat, and cooling fan maintenance.
Lubrication System:
Oil pump, oil filter, and oil pressure specifications.
Fuel System:
Fuel injection pump, injectors, fuel lines, and fuel tank.
Electrical System:
Wiring diagrams, starter motor, alternator, lights, and switches.
Clutch:
Clutch adjustment, replacement, and troubleshooting.
Transmission:
Gearbox overhaul, synchromesh unit, and shift mechanism.
Rear Axle:
Differential, final drives, and axle shafts.
Front Axle:
Front axle pivot, kingpins, and wheel bearings.
Brakes:
Disc brakes, master cylinder, and brake lines.
Steering:
Steering gearbox, tie rods, and power steering (if equipped).
Hydraulics:
Three-point hitch, lift system, hydraulic pump, and control valves.
PTO:
PTO drive shaft, clutch, and engagement mechanism.
Wheels and Tires:
Tire sizes, wheel bolt torque, and tire pressure specifications.
Maintenance:
Scheduled service intervals, fluid checks, and adjustments.
Removal and Installation:
Step-by-step instructions for component removal and installation.
Disassembly and Assembly:
Detailed procedures for major assemblies.
Diagnosis and Troubleshooting:
Fault finding charts for common issues.
Torque Specifications:
Torque values for critical fasteners.
Technical Level:
Comprehensive, suitable for professional mechanics and confident DIY owners.
Illustrations:
Includes diagrams, schematics, and exploded views.
Part Numbers:
OEM part numbers for many components.
Parts Replacement:
Guidance on when to replace wearable parts.
Compatibility:
Works on any device with a PDF reader (Windows, Mac, Linux, tablets, smartphones).
Requirements:
A PDF reader is required.
Searchability:
Text is searchable, allowing quick location of keywords.
Print Quality:
High-resolution images and clear text for readability.
Binding Type:
Digital (no physical binding)
Paper Type:
N/A - digital product
Engine Type:
Zetor 7201, four-cylinder, four-stroke diesel
Displacement:
3.4 liters (approx. 207 cu in)
Power Output:
Approximately 62 hp (45.6 kW)
Torque:
Approximately 200 Nm (148 lb-ft)
Fuel System:
Direct injection with inline fuel injection pump
Valvetrain:
OHV (overhead valve)
Engine Options:
Standard engine only; no alternative powerplants offered for the 6745.
Transmission Specifications
Standard Transmission:
Synchromesh gearbox with 10 forward and 2 reverse gears.
Optional Transmission:
N/A - only one transmission option.
Clutch:
Single dry disc, mechanically actuated.
Shifting:
Synchromesh on all forward gears for smoother shifting.
Differential Lock:
Mechanical rear differential lock for improved traction.
Wheelbase:
Approximately 2,200 mm (86.6 in)
Overall Length:
Approximately 3,600 mm (141.7 in)
Overall Width:
Approximately 1,800 mm (70.9 in)
Overall Height:
Approximately 2,500 mm (98.4 in) with cab
Curb Weight:
Approximately 3,200 kg (7,055 lb)
Ballast:
Front and rear ballast options available.
Audio System:
N/A - not applicable for tractors.
Hydraulic Controls:
Position and draft control for the three-point hitch.
Instrumentation:
Basic gauges for engine temperature, oil pressure, fuel level, and tachometer.
Lighting:
Work lights and road lights for visibility.
Engine Oil Change:
Every 250 hours
Transmission Oil Change:
Every 1000 hours
Hydraulic Oil Change:
Every 1000 hours
Fuel Filter Replacement:
Every 500 hours
Air Filter Cleaning:
Every 50 hours (more often in dusty conditions)
Engine Oil:
API CD or higher, SAE 15W-40
Transmission Oil:
SAE 80W-90 gear oil
Hydraulic Oil:
Universal tractor transmission oil (UTTO)
Coolant:
50/50 mixture of ethylene glycol and water
Known Issues and Common Wear Items
Common Wear Items:
Clutch disc, brake pads, hydraulic seals, and PTO U-joints.
Known Issues:
Some models may experience hydraulic oil leaks from the lift cover; inspect regularly.
Diagnostics:
Use manual fault-finding charts to isolate issues.
Manufacturer:
Zetor Tractors, a Czech manufacturer with a long history in agricultural machinery.
Model Evolution:
The 6745 is part of the Zetor UR I series, which include models like 6711, 6745, and 6911.
Production Location:
Produced in Brno, Czech Republic (formerly Czechoslovakia)
