Challenger MT285B VS Challenger MT445B specs comparison

Challenger MT285B

General Infos

Make	Challenger
Model	MT285B
Country	United states
Production	From 2005  Until 2008
Price	-
Tractor type	Compact Utility tractor
Fuel	diesel
Service repair manual	Challenger MT285B Manual

Dimensions, sizes and tires

AG front tires	9.5-16
AG rear tires	16.9-24
Lawn front tires	27x10.50-15
Lawn rear tires	27x10.50-15
Indus front tires	10-16.5
Indus rear tires	17.5L-24
Weight	3660 lbs or 1660 kg
Length	132.7 inches [337 cm]
Width	65.4 inches [166 cm]
Height	89.1 inches [226 cm]
Wheelbase	76 inches [193 cm]
Ground clearance	14.8 inches [37 cm]
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	134.1 ci or 2.2 L
Cylinders	4 cylinders
Engine power	44.5 hp or 33.2 kW
Engine RPM	2600 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	indirect injection
Fuel tank size	13.2 gal or 50.0 L
Oil capacity	8.5 qts or 8.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Challenger MT285B Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	-
Cold Amps	710
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	40 amps

Clutch and gearbox specs

Trans system	PowerShuttle
Trans type	partially synchronized with power shuttle
Trans gears	12 forward and reverse
Clutch system	dry main, wet shuttle

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	spur gear
Steering	power
Braking system	wet disc
Cabin type	Two-post foldable ROPS
Differentiel lock	mechanical rear

Hydraulics specifications

System	open center
Valves	2
Pump flow	10.5 gpm or 39.7 lpm
SVC flow	-
Steering flow	4.4 gpm or 16.7 lpm
Tank capacity	10 gal or 37.9 L
Hydraulic pressure	2276 psi or 156.9 bar
Max flow	14.9 gpm or 56.4 lpm

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	36.5 hp or 27.2 kW
Real power	-
Engine @RPM	-
PTO Clutch	electro-hydraulic wet disc
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	independent
Mid PTO RPM	2000 (rpm)
Fuel consumption	-

3 point hitch specifiations

Hitch system	position and response control
Rear hitch	I
Rear hitch lift	3483 lbs or 1579 kg
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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