Allis Chalmers 620 VS John Deere 2850 specs comparison

Allis Chalmers 620

General Infos

Make	Allis Chalmers
Model	620
Country	United states
Production	From 1973  Until 1975
Price	-
Tractor type	Sub Compact Utility tractor
Fuel	gasoline
Service repair manual	Allis Chalmers 620 Manual

Dimensions, sizes and tires

AG front tires	4.00x12
AG rear tires	8x16
Lawn front tires	20-8x10
Lawn rear tires	20-8x10
Indus front tires	-
Indus rear tires	-
Weight	1,500 lbs or 680 kg
Length	83 inches [210 cm]
Width	48 inches [121 cm]
Height	43.25 inches [109 cm]
Wheelbase	56 inches [142 cm]
Ground clearance	15 inches [38 cm]
Turning radius	3 feet [0.9 m]
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	49.8 ci or 0.8 L
Cylinders	2 cylinders
Engine power	19.5 hp or 14.5 kW
Engine RPM	3600 (rpm)
Torque	-
Torque RPM	-
Fuel type	gasoline
Fuel injection	-
Fuel tank size	3.8 gal or 14.4 L
Oil capacity	3.5 qts or 3.3 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Allis Chalmers 620 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	-
Charging Volts	-
Charging Amps	20 amps

Clutch and gearbox specs

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

Cabine and mechanical specs

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

Hydraulics specifications

System	-
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	1.25 gal or 4.7 L
Hydraulic pressure	500 psi or 34.5 bar
Max flow	2.25 gpm or 8.5 lpm

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	-
Real power	-
Engine @RPM	-
PTO Clutch	-
Rear PTO	electric
Rear PTO RPM	2000 (rpm)
Front PTO	electric
Front PTO RPM	2000 (rpm)
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	-
Rear hitch lift	-
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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