International Harvester 3688 VS Valtra T121 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 -

Valtra T121 2007 comparison online with competitors

Valtra T121

General Infos
Make Valtra
Model T121
Country Finland
Production From 2007  Until 2012
Price -
Tractor type Row Crop tractor
Fuel diesel
Service repair manual Valtra T121 Manual

Dimensions, sizes and tires
AG front tires 14.9R28
AG rear tires 20.8R38
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 12,460 lbs or 5651 kg
Length 203.1 inches [515 cm]
Width 92.1 inches [233 cm]
Height 118 inches [299 cm]
Wheelbase 108.2 inches [274 cm]
Ground clearance 21.5 inches [54 cm]
Turning radius 18.4 feet [5.6 m]
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 402.8 ci or 6.6 L
Cylinders 6 cylinders 24 valves
Engine power 133 hp or 99.2 kW
Engine RPM 2200 (rpm)
Torque 405.7 lb-ft or 550.1 Nm
Torque RPM 1500 (rpm)
Fuel type diesel
Fuel injection common rail
Fuel tank size 43.6 gal or 165.0 L
Oil capacity -
Oil change -
Starter motor electric
Starter volts 12 V
Parts And Accessories Valtra T121 Parts
Electrical and battery specs
Batteries number -
Batteries voltage 12 V
Battries Amps 184 amps
Cold Amps -
Ground force negative
Charging system alternator
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system -
Trans type -
Trans gears 36 forward and reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x4 MFWD 4WD
Final drive -
Steering hydrostatic power
Braking system hydraulic disc
Cabin type Cab standard with air-conditioning
Differentiel lock -
Hydraulics specifications
System -
Valves -
Pump flow 19.3 gpm or 73.1 lpm
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure 2843 psi or 196.0 bar
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 independent
Rear PTO RPM ground (rpm)
Front PTO optional
Front PTO RPM 1000 (rpm)
Mid PTO -
Mid PTO RPM -
Fuel consumption -
3 point hitch specifiations
Hitch system -
Rear hitch III
Rear hitch lift 16,980 lbs or 7702 kg
Front hitch -
Front hitch lift 7,716 lbs or 3499 kg

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