Challenger MT445B VS John Deere 2850 specs comparison

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	-

John Deere 2850

General Infos

Make	John Deere
Model	2850
Country	United states
Production	From 1986  Until 1994
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	John Deere 2850 Manual

Dimensions, sizes and tires

AG front tires	10.00-16
AG rear tires	14.9R38
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	7694 lbs or 3489 kg
Length	167.1 inches [424 cm]
Width	81.4 inches [206 cm]
Height	100.3 inches [254 cm] (low-profile)
Wheelbase	90 inches [228 cm]
Ground clearance	-
Turning radius	27.6 feet [8.4 m]
Rear tread size	59.1 to 78.7 inches
Front tread size	53.5 to 79.1 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	239 ci or 3.9 L
Cylinders	4 cylinders
Engine power	86 hp or 64.1 kW
Engine RPM	2300 (rpm)
Torque	232.3 lb-ft or 315.0 Nm
Torque RPM	1500 (rpm)
Fuel type	diesel
Fuel injection	-
Fuel tank size	22.2 gal or 84.0 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 2850 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	55 amps
Cold Amps	-
Ground force	negative
Charging system	-
Charging Volts	-
Charging Amps	55 amps

Clutch and gearbox specs

Trans system	Hi-Lo
Trans type	two-speed power shift
Trans gears	16 forward and 8 reverse
Clutch system	hydraulic cerametallic disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	planetary
Steering	power
Braking system	hydraulic wet disc
Cabin type	ROPS
Differentiel lock	-

Hydraulics specifications

System	closed-center constant presure
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	2756 psi or 190.0 bar
Max flow	11.6 gpm or 43.9 lpm

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	-
Real power	-
Engine @RPM	1000@2172 (rpm)
PTO Clutch	hydraulic wet disc
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	independent
Front PTO RPM	1000 (rpm)
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	positon and draft control
Rear hitch	II
Rear hitch lift	8003 lbs or 3630 kg
Front hitch	II
Front hitch lift	3594 lbs or 1630 kg

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