AGCO AGCOSTAR 8425The AGCO AGCOSTAR 8425 is a 4WD farm tractor manufactured by the AGCO in Coldwater, Ohio, USA from 1995 to 2001. The AGCO 8425 is equipped with the Cummins N14 (14.0 L) or Detroit Diesel (12.7 L) diesel engine and selective gear fixed-ratio transmission with 18 forward and 2 reverse gears.

The AGCOSTAR 8425 farm tractor used 14 L, 14,013 cm2, (855.13 cu·in) Cummins N14 six-cylinders turbocharged diesel engine with 140 mm (5.51 in) of the cylinder bore and 152 mm (5.98 in) of the piston stroke. The Detroit Diesel six-cylinders turbocharged diesel engine with 12.7 liters of displacement was available through 1998, starting in 1999, only the Cummins N14 was available. Both engines produced 431 PS (316.9 kW; 425 HP) at 2100 rpm of maximum output power.

The AGCO AGCOSTAR 8425 is equipped with hydrostatic power steering, hydraulic disc brakes, cabin with heat and air conditioning.

AGCO AGCOSTAR 8425 Specifications

General Specifications
Wheel base3,480 mm (137 in)
Weight16,380 kg (36,110 lbs)
Fuel tank capacity
Cabin typeCabin with heat and air conditioning
Engine modelCummins N14
Engine typeFour-stroke, liquid-cooled, inline
Fuel typeDiesel
Displacement14 L, 14,013 cm2, (855 cu·in)
Bore and stroke140 mm X 152 mm (5.51 in X 5.98 in)
Compression ratio16.5:1
Horsepower431 PS (316.9 kW; 425 HP) at 2,100 rpm
Oil type15W-40 CE, CD
Oil capacity:34.0 L (35.93 US. qt, 29.92 Imp. qt.)
Engine modelDetroit Diesel
Engine typeFour-stroke, liquid-cooled, inline
Fuel typeDiesel
Displacement12.7 L, 12,680 cm2, (774 cu·in)
Bore and stroke0 mm X 0 mm (0 in X 0 in)
Horsepower431 PS (316.9 kW; 425 HP) at 0 rpm
Transmission and chassis
Chassis4×4 4WD
Steering typeHydrostatic power
BrakesHydraulic disc
Final drive
Transmission modelEaton Fuller
Transmission typeSelective gear fixed ratio
Gears18 forward and 2 reverse
Speed Forward: 39.5 kmh (24.5 mph) Reverse: 7.6 (4.7 mph)
Front tires
Rear tires
Hydraulic system
Hydraulic typeClosed center
Valves4 or 5
Pump flow35 gpm (132.5 lpm)
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