John Deere 20A VS Challenger MT635B specs comparison

John Deere 20A

General Infos

Make	John Deere
Model	20A
Country	United states
Production	From 2008  Until 2011
Price	-
Tractor type	Orchard/Vineyard tractor
Fuel	diesel
Service repair manual	John Deere 20A Manual

Dimensions, sizes and tires

AG front tires	6.5/80x15
AG rear tires	6.5/80x15
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	1,654 lbs or 750 kg
Length	98 inches [248 cm]
Width	32 inches [81 cm]
Height	40 inches [101 cm]
Wheelbase	39.3 inches [99 cm]
Ground clearance	9.25 inches [23 cm] (front axle)
Turning radius	3.9 feet [1.2 m] (with brakes)
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	58.2 ci or 1.0 L
Cylinders	2 cylinders
Engine power	21 hp or 15.7 kW
Engine RPM	3000 (rpm)
Torque	53 lb-ft or 71.9 Nm
Torque RPM	2300 (rpm)
Fuel type	diesel
Fuel injection	-
Fuel tank size	6 gal or 22.7 L
Oil capacity	3.17 qts or 3.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 20A Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	45 amps
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	14 amps

Clutch and gearbox specs

Trans system	-
Trans type	gear
Trans gears	6 forward and 3 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x4 articulated 4WD
Final drive	-
Steering	hydrostatic power
Braking system	hydraulic wet disc
Cabin type	Two-post ROPS
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	1.7 gal or 6.4 L
Hydraulic pressure	1813 psi or 125.0 bar
Max flow	9 gpm or 34.1 lpm

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	17 hp or 12.7 kW
Real power	-
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	1/1N
Rear hitch lift	1,100 lbs or 498 kg
Front hitch	-
Front hitch lift	-

Challenger MT635B

General Infos

Make	Challenger
Model	MT635B
Country	United states
Production	From 2005  Until 2008
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	Challenger MT635B Manual

Dimensions, sizes and tires

AG front tires	380/85R34
AG rear tires	480/80R46
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	18,308 lbs or 8304 kg
Length	206 inches [523 cm]
Width	118 inches [299 cm]
Height	123.6 inches [313 cm]
Wheelbase	121.1 inches [307 cm]
Ground clearance	22.4 inches [56 cm]
Turning radius	-
Rear tread size	60 to 88 inches
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	449 ci or 7.4 L
Cylinders	6 cylinders 24 valves
Engine power	215 hp or 160.3 kW
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	159 gal or 601.8 L
Oil capacity	20 qts or 18.9 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Challenger MT635B Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	775
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	150 amps

Clutch and gearbox specs

Trans system	TechStar
Trans type	continuously variable transmission (CVT)
Trans gears	infinite (2-range) forward and reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	inboard planetary
Steering	power
Braking system	hydraulic wet disc
Cabin type	Cab standard with heat and A/C
Differentiel lock	electrohydraulic front and rear

Hydraulics specifications

System	pressure flow compensated
Valves	4 to 6
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	26.4 gal or 99.9 L
Hydraulic pressure	2900 psi or 200.0 bar
Max flow	39 gpm or 147.6 lpm

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	157.87 hp or 117.7 kW
Fuel consumption	10.9 gal/hour or 41.3 l/hour
Pulling power	16,927 lbs or 7678 kg

Power take-off (PTO) specs

Claimed power	180 hp or 134.2 kW
Real power	197.74 hp or 147.5 kW
Engine @RPM	540@2037 (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	10.8 gal/hour or 40.9 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	III
Rear hitch lift	15,600 lbs or 7076 kg
Front hitch	II
Front hitch lift	7,700 lbs or 3492 kg

Add a tractor