John Deere 4520 VS Allis Chalmers 8550 specs comparison

John Deere 4520

General Infos

Make	John Deere
Model	4520
Country	United states
Production	From 2005  Until 2014
Price	-
Tractor type	Compact Utility tractor
Fuel	diesel
Service repair manual	John Deere 4520 Manual

Dimensions, sizes and tires

AG front tires	8.00-16
AG rear tires	13.6-28
Lawn front tires	27x10.5-15
Lawn rear tires	27x10.5-15
Indus front tires	10.00-16.5
Indus rear tires	17.5L-24
Weight	3,855 lbs or 1748 kg
Length	128.2 inches [325 cm]
Width	65.6 inches [166 cm] (R1 tires)
Height	92.4 inches [234 cm]
Wheelbase	71.5 inches [181 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	148.9 ci or 2.4 L
Cylinders	4 cylinders
Engine power	53.1 hp or 39.6 kW
Engine RPM	2400 (rpm)
Torque	141 lb-ft or 191.2 Nm
Torque RPM	1440 (rpm)
Fuel type	diesel
Fuel injection	-
Fuel tank size	14.5 gal or 54.9 L
Oil capacity	7.9 qts or 7.5 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 4520 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	-
Cold Amps	770
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	70 amps

Clutch and gearbox specs

Trans system	eHydro
Trans type	hydrostatic
Trans gears	infinite 3-range forward and reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	hydrostatic power
Braking system	wet disc
Cabin type	Cab optional with heat and A/C
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	0 to 5
Pump flow	12 gpm or 45.4 lpm
SVC flow	-
Steering flow	5.1 gpm or 19.3 lpm
Tank capacity	10.3 gal or 39.0 L
Hydraulic pressure	2500 psi or 172.4 bar
Max flow	17.1 gpm or 64.7 lpm

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	40 hp or 29.8 kW
Real power	46.58 hp or 34.7 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	independent
Mid PTO RPM	2100 (rpm)
Fuel consumption	3.0 gal/hour or 11.4 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	I
Rear hitch lift	3,130 lbs or 1419 kg
Front hitch	-
Front hitch lift	-

Allis Chalmers 8550

General Infos

Make	Allis Chalmers
Model	8550
Country	United states
Production	From 1978  Until 1981
Price	86,753  USD
Tractor type	Four wheel Drive (4WD) tractor
Fuel	diesel
Service repair manual	Allis Chalmers 8550 Manual

Dimensions, sizes and tires

AG front tires	20.8x34
AG rear tires	20.8x34
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	26,400 lbs or 11975 kg
Length	285 inches [723 cm]
Width	95.5 inches [242 cm]
Height	139 inches [353 cm]
Wheelbase	126 inches [320 cm]
Ground clearance	17 inches [43 cm]
Turning radius	-
Rear tread size	62 to 123 inches
Front tread size	62 to 123 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	731 ci or 12.0 L
Cylinders	6 cylinders 24 valves
Engine power	300 hp or 223.7 kW
Engine RPM	2500 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	170 gal or 643.5 L
Oil capacity	46 qts or 43.5 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Allis Chalmers 8550 Parts

Electrical and battery specs

Batteries number	4
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	Power Director
Trans type	partial power shift
Trans gears	20 forward and 4 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x4 articulated 4WD
Final drive	-
Steering	hydrostatic power
Braking system	hydraulic wet discs
Cabin type	Acousta Cab II standard with heat and air-conditioning
Differentiel lock	-

Hydraulics specifications

System	closed center
Valves	3 or 4
Pump flow	74.9 gpm or 283.5 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	210 hp or 156.6 kW
Drawbar horsepower	217.92 hp or 162.5 kW
Fuel consumption	17.5 gal/hour or 66.2 l/hour
Pulling power	26,220 lbs or 11893 kg

Power take-off (PTO) specs

Claimed power	250 hp or 186.4 kW
Real power	253.88 hp or 189.3 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	17.4 gal/hour or 65.9 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	IV/III
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

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