John Deere 840 VS Allis Chalmers 6140 specs comparison

John Deere 840

General Infos

Make	John Deere
Model	840
Country	United states
Production	From 1976  Until 1986
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	John Deere 840 Manual

Dimensions, sizes and tires

AG front tires	6.50-16
AG rear tires	12.4-32
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	5004 lbs or 2269 kg
Length	138 inches [350 cm]
Width	65.4 inches [166 cm]
Height	94.1 inches [239 cm]
Wheelbase	74.4 inches [188 cm]
Ground clearance	-
Turning radius	-
Rear tread size	53.5 to 73.2 inches
Front tread size	49.6 to 79.5 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	179 ci or 2.9 L
Cylinders	3 cylinders
Engine power	37.5 hp or 28.0 kW
Engine RPM	2400 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	direct injection
Fuel tank size	20.6 gal or 78.0 L
Oil capacity	7.4 qts or 7.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 840 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	33 amps

Clutch and gearbox specs

Trans system	-
Trans type	two-speed power shift
Trans gears	16 forward and 8 reverse
Clutch system	dry disc

Cabine and mechanical specs

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

Hydraulics specifications

System	closed center
Valves	-
Pump flow	6.1 gpm or 23.1 lpm
SVC flow	-
Steering flow	-
Tank capacity	10.8 gal or 40.9 L
Hydraulic pressure	-
Max flow	-

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	33.5 hp or 25.0 kW
Real power	-
Engine @RPM	1000@2070 (rpm)
PTO Clutch	dry disc
Rear PTO	live
Rear PTO RPM	540 (rpm)
Front PTO	optional
Front PTO RPM	1000 (rpm)
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	II/I
Rear hitch lift	4878 lbs or 2212 kg
Front hitch	-
Front hitch lift	-

Allis Chalmers 6140

General Infos

Make	Allis Chalmers
Model	6140
Country	United states
Production	From 1982  Until 1985
Price	15,891  USD
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	Allis Chalmers 6140 Manual

Dimensions, sizes and tires

AG front tires	6.00-16
AG rear tires	13.6-28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	4000 lbs or 1814 kg
Length	131.5 inches [334 cm]
Width	68.2 inches [173 cm]
Height	-
Wheelbase	76.2 inches [193 cm]
Ground clearance	-
Turning radius	-
Rear tread size	53.7 to 81.4 inches
Front tread size	49.8 to 78.3 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	142.2 ci or 2.3 L
Cylinders	3 cylinders
Engine power	-
Engine RPM	2500 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	13.2 gal or 50.0 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Allis Chalmers 6140 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	-

Clutch and gearbox specs

Trans system	-
Trans type	synchromesh
Trans gears	10 forward and 2 reverse
Clutch system	279.4mm dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	inboard planetary
Steering	power
Braking system	mechanical wet disc
Cabin type	Open operator station
Differentiel lock	mechanical rear

Hydraulics specifications

System	open center
Valves	-
Pump flow	10 gpm or 37.9 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

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	-
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	top-link draft sensing
Rear hitch	I
Rear hitch lift	3190 lbs or 1446 kg
Front hitch	-
Front hitch lift	-

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