International Harvester 3688 VS Zetor 6945 specs comparison

International Harvester 3688 1981 comparison online with competitors

International Harvester 3688

General Infos
Make International Harvester
Model 3688
Country United states
Production From 1981  Until 1985
Price -
Tractor type Row Crop tractor
Fuel diesel
Service repair manual International Harvester 3688 Manual

Dimensions, sizes and tires
AG front tires 11L-15
AG rear tires 18.4-34
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 11300 lbs or 5125 kg
Length 184 inches [467 cm]
Width 102 inches [259 cm]
Height 112 inches [284 cm]
Wheelbase 105 inches [266 cm]
Ground clearance 13 inches [33 cm]
Turning radius 13.5 feet [4.1 m]
Rear tread size 66 to 128.5 inches
Front tread size 60 to 84 inches
Turning radius -

Horsepower and engin specs
Engine capacity 436 ci or 7.1 L
Cylinders 6 cylinders
Engine power -
Engine RPM 2400 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 50 gal or 189.3 L
Oil capacity 14 qts or 13.2 L
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories International Harvester 3688 Parts
Electrical and battery specs
Batteries number -
Batteries voltage 12 V
Battries Amps -
Cold Amps -
Ground force negative
Charging system -
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system -
Trans type partial power shift
Trans gears 16 forward and 8 reverse
Clutch system cerametallic disc
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering power
Braking system hydraulic wet disc
Cabin type Cab standard with heat and A/C
Differentiel lock -
Hydraulics specifications
System closed center
Valves 2 to 4
Pump flow 18 gpm or 68.1 lpm
SVC flow -
Steering flow 12 gpm or 45.4 lpm
Tank capacity 22.5 gal or 85.2 L
Hydraulic pressure -
Max flow 27 gpm or 102.2 lpm
Drawbar specifications
Drawbar type -
Claimed power 100.2 hp or 74.7 kW
Drawbar horsepower 99.21 hp or 74.0 kW
Fuel consumption 7.5 gal/hour or 28.4 l/hour
Pulling power 12250 lbs or 5556 kg
Power take-off (PTO) specs
Claimed power 113 hp or 84.3 kW
Real power 112.48 hp or 83.9 kW
Engine @RPM 540@2100 (rpm)
PTO Clutch -
Rear PTO independent
Rear PTO RPM 540 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption 7.1 gal/hour or 26.9 l/hour
3 point hitch specifiations
Hitch system draft sensing
Rear hitch II
Rear hitch lift -
Front hitch -
Front hitch lift -

Zetor 6945 1977 comparison online with competitors

Zetor 6945

General Infos
Make Zetor
Model 6945
Country Czech republic
Production From 1977  Until 1980
Price -
Tractor type -
Fuel diesel
Service repair manual Zetor 6945 Manual

Dimensions, sizes and tires
AG front tires 11.2-24
AG rear tires 16.9-30
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 7,453 lbs or 3380 kg
Length 146 inches [370 cm]
Width -
Height -
Wheelbase 89 inches [226 cm]
Ground clearance -
Turning radius -
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 219.4 ci or 3.6 L
Cylinders 4 cylinders
Engine power 65 hp or 48.5 kW
Engine RPM 2200 (rpm)
Torque 46.1 lb-ft or 62.5 Nm
Torque RPM 1500 (rpm)
Fuel type diesel
Fuel injection -
Fuel tank size 17.7 gal or 67.0 L
Oil capacity -
Oil change -
Starter motor -
Starter volts -
Parts And Accessories Zetor 6945 Parts
Electrical and battery specs
Batteries number -
Batteries voltage -
Battries Amps -
Cold Amps -
Ground force -
Charging system -
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system -
Trans type -
Trans gears 10 forward and 2 reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x4 MFWD 4WD
Final drive -
Steering -
Braking system -
Cabin type -
Differentiel lock -
Hydraulics specifications
System -
Valves -
Pump flow -
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure -
Max flow -
Drawbar specifications
Drawbar type -
Claimed power -
Drawbar horsepower -
Fuel consumption -
Pulling power -
Power take-off (PTO) specs
Claimed power -
Real power -
Engine @RPM -
PTO Clutch -
Rear PTO -
Rear PTO RPM 540 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption -
3 point hitch specifiations
Hitch system -
Rear hitch -
Rear hitch lift 3,859 lbs or 1750 kg
Front hitch -
Front hitch lift -

Related tractor comparison


1977 Zetor 6945 competitors and comparison tool online specs and performance
1976 Fendt Favorit 610SL competitors and comparison tool online specs and performance

Zetor 6945 Fendt Favorit 610SL

1977 Zetor 6945 competitors and comparison tool online specs and performance
1978 Steyr 8120 competitors and comparison tool online specs and performance

Zetor 6945 Steyr 8120

1977 Zetor 6945 competitors and comparison tool online specs and performance
1978 Deutz-Fahr Intrac 2004 competitors and comparison tool online specs and performance

Zetor 6945 Deutz-Fahr Intrac 2004

1981 International Harvester 3688 competitors and comparison tool online specs and performance
1977 Yanmar YM2210 competitors and comparison tool online specs and performance

International Harvester 3688 Yanmar YM2210

1981 International Harvester 3688 competitors and comparison tool online specs and performance
1978 Landini 7550 competitors and comparison tool online specs and performance

International Harvester 3688 Landini 7550

1981 International Harvester 3688 competitors and comparison tool online specs and performance
1978 Massey Ferguson 2675 competitors and comparison tool online specs and performance

International Harvester 3688 Massey Ferguson 2675


Choose another tractor









Useful links and guides ....