Simplicity 9523 VS Challenger MT445B specs comparison

Simplicity 9523

General Infos

Make	Simplicity
Model	9523
Country	United states
Production	From 1978  Until 1983
Price	-
Tractor type	Sub Compact Utility tractor
Fuel	diesel
Service repair manual	Simplicity 9523 Manual

Dimensions, sizes and tires

AG front tires	4.00x12
AG rear tires	9.5x24
Lawn front tires	20x8.00-10
Lawn rear tires	20x8.00-10
Indus front tires	-
Indus rear tires	-
Weight	1,825 lbs or 827 kg
Length	98.9 inches [251 cm]
Width	48 inches [121 cm]
Height	-
Wheelbase	59.8 inches [151 cm]
Ground clearance	-
Turning radius	-
Rear tread size	37/41.7 inches
Front tread size	37.4/44.1 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	77.1 ci or 1.3 L
Cylinders	2 cylinders
Engine power	23 hp or 17.2 kW
Engine RPM	2500 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	Kiki NP-PE injection
Fuel tank size	7 gal or 26.5 L
Oil capacity	5 qts or 4.7 L
Oil change	50 h
Starter motor	electric
Starter volts	12 V
Parts And Accessories	Simplicity 9523 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	70 amps
Cold Amps	-
Ground force	negative
Charging system	Hitachi LR115-58 alternator
Charging Volts	12 V
Charging Amps	15 amps

Clutch and gearbox specs

Trans system	-
Trans type	unsynchronized gear
Trans gears	8 forward and 2 reverse
Clutch system	215mm dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	-
Braking system	drum
Cabin type	Open operator station
Differentiel lock	rear standard

Hydraulics specifications

System	gear pump
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	5.5 gal or 20.8 L
Hydraulic pressure	-
Max flow	5.44 gpm or 20.6 lpm

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	21 hp or 15.7 kW
Real power	-
Engine @RPM	540@2300 (rpm)
PTO Clutch	-
Rear PTO	continuous
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	position control
Rear hitch	I
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

Challenger MT445B

General Infos

Make	Challenger
Model	MT445B
Country	United states
Production	From 2004  Until 2013
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	Challenger MT445B Manual

Dimensions, sizes and tires

AG front tires	10.00-16 (2WD)
AG rear tires	480/70R38
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	8,840 lbs or 4009 kg
Length	-
Width	-
Height	-
Wheelbase	97 inches [246 cm]
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	85 hp or 63.4 kW
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	40 gal or 151.4 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Challenger MT445B 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	inboard planetary
Steering	hydrostatic power
Braking system	hydraulic wet disc
Cabin type	ROPS
Differentiel lock	electro-hydraulic

Hydraulics specifications

System	-
Valves	2 to 4
Pump flow	26.4 gpm or 99.9 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	2900 psi or 200.0 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	60.5 hp or 45.1 kW
Fuel consumption	4.9 gal/hour or 18.5 l/hour
Pulling power	8680 lbs or 3937 kg

Power take-off (PTO) specs

Claimed power	70 hp or 52.2 kW
Real power	73.4 hp or 54.7 kW
Engine @RPM	-
PTO Clutch	electro-hydraulic wet disc
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	4.8 gal/hour or 18.2 l/hour

3 point hitch specifiations

Hitch system	electronic top-link draft control
Rear hitch	II
Rear hitch lift	7285 lbs or 3304 kg
Front hitch	-
Front hitch lift	-

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