AGCO AGCOSTAR 8425 VS Challenger 85D specs comparison

AGCO AGCOSTAR 8425

General Infos

Make	AGCO
Model	AGCOSTAR 8425
Country	United states
Production	From 1995  Until 2001
Price	-
Tractor type	Four wheel Drive (4WD) tractor
Fuel	diesel
Service repair manual	AGCO AGCOSTAR 8425 Manual

Dimensions, sizes and tires

AG front tires	-
AG rear tires	-
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	29,485 lbs or 13374 kg
Length	-
Width	-
Height	-
Wheelbase	137.1 inches [348 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	774 ci or 12.7 L
Cylinders	6 cylinders
Engine power	425 hp or 316.9 kW
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	-
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	AGCO AGCOSTAR 8425 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	-
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	Eaton Fuller
Trans type	-
Trans gears	18 forward and 2 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x4 articulated 4WD
Final drive	-
Steering	hydrostatic power
Braking system	hydraulic disc
Cabin type	Cab with heat and air conditioning
Differentiel lock	-

Hydraulics specifications

System	closed center
Valves	4 or 5
Pump flow	35 gpm or 132.5 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	346.61 hp or 258.5 kW
Fuel consumption	22.1 gal/hour or 83.6 l/hour
Pulling power	35,497 lbs or 16101 kg

Power take-off (PTO) specs

Claimed power	-
Real power	-
Engine @RPM	-
PTO Clutch	-
Rear PTO	-
Rear PTO RPM	-
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	-
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

Challenger 85D

General Infos

Make	Challenger
Model	85D
Country	United states
Production	From 1996  Until 1997
Price	-
Tractor type	Agricultural Crawler tractor
Fuel	diesel
Service repair manual	Challenger 85D Manual

Dimensions, sizes and tires

AG front tires	30-inch track
AG rear tires	30-inch track
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	34234 lbs or 15528 kg
Length	232 inches [589 cm]
Width	120 inches [304 cm]
Height	128 inches [325 cm]
Wheelbase	107 inches [271 cm]
Ground clearance	-
Turning radius	-
Rear tread size	90 inches
Front tread size	90 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	729 ci or 11.9 L
Cylinders	6 cylinders
Engine power	370 hp or 275.9 kW
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	203 gal or 768.4 L
Oil capacity	32 qts or 30.3 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Challenger 85D Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	900
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	145 amps

Clutch and gearbox specs

Trans system	-
Trans type	full power shift
Trans gears	10 forward and 2 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	crawler
Final drive	-
Steering	hydrostatic differential steering
Braking system	hydraulic wet disc
Cabin type	Cab standard with air-conditioning
Differentiel lock	-

Hydraulics specifications

System	closed-center pressure-compensated
Valves	4
Pump flow	27 gpm or 102.2 lpm
SVC flow	-
Steering flow	-
Tank capacity	29 gal or 109.8 L
Hydraulic pressure	2750 psi or 189.6 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	265 hp or 197.6 kW
Drawbar horsepower	271.64 hp or 202.6 kW
Fuel consumption	16.3 gal/hour or 61.7 l/hour
Pulling power	35,299 lbs or 16011 kg

Power take-off (PTO) specs

Claimed power	318 hp or 237.1 kW
Real power	318.59 hp or 237.6 kW
Engine @RPM	1000@2050 (rpm)
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	16.6 gal/hour or 62.8 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	-
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

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