Challenger MT425B VS Yanmar AF890 specs comparison

Challenger MT425B

General Infos

Make	Challenger
Model	MT425B
Country	United states
Production	From 2004  Until 2010
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	Challenger MT425B Manual

Dimensions, sizes and tires

AG front tires	7.50-16 (2WD)
AG rear tires	18.4R34
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	8885 lbs or 4030 kg
Length	-
Width	-
Height	-
Wheelbase	-
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	268 ci or 4.4 L
Cylinders	4 cylinders
Engine power	75 hp or 55.9 kW
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	direct injection
Fuel tank size	-
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Challenger MT425B 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	Autopower IV
Trans type	four speed power shift
Trans gears	16 forward and reverse
Clutch system	wet disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	hydraulic wet disc
Cabin type	Cab optional
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	48.5 hp or 36.2 kW
Fuel consumption	3.9 gal/hour or 14.8 l/hour
Pulling power	8385 lbs or 3803 kg

Power take-off (PTO) specs

Claimed power	60 hp or 44.7 kW
Real power	59.7 hp or 44.5 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	-
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	3.7 gal/hour or 14.0 l/hour

3 point hitch specifiations

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

Yanmar AF890

General Infos

Make	Yanmar
Model	AF890
Country	Japan
Production	From 2001  Until 2005
Price	-
Tractor type	-
Fuel	diesel
Service repair manual	Yanmar AF890 Manual

Dimensions, sizes and tires

AG front tires	9.5-24
AG rear tires	13.6-38
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	7496 lbs or 3400 kg
Length	158.3 inches [402 cm]
Width	71.3 inches [181 cm]
Height	106.7 inches [271 cm]
Wheelbase	90.6 inches [230 cm]
Ground clearance	-
Turning radius	-
Rear tread size	48 to 71.7 inches
Front tread size	48 to 73.2 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	269.2 ci or 4.4 L
Cylinders	4 cylinders
Engine power	90 hp or 67.1 kW
Engine RPM	2400 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	direct injection
Fuel tank size	31.7 gal or 120.0 L
Oil capacity	-
Oil change	-
Starter motor	electric
Starter volts	12 V
Parts And Accessories	Yanmar AF890 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	power shuttle
Trans gears	18 forward and reverse
Clutch system	hydraulic wet disc

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	power
Braking system	hydraulic wet disc
Cabin type	Cab standard with air-conditioning
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	hydraulic wet disc
Rear PTO	independent
Rear PTO RPM	561 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	position and draft control
Rear hitch	II/I
Rear hitch lift	7495 lbs or 3399 kg
Front hitch	-
Front hitch lift	-

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