Allis Chalmers D21 Series I VS John Deere 7185J specs comparison

Allis Chalmers D21 Series I

General Infos

Make	Allis Chalmers
Model	D21 Series I
Country	United states
Production	From 1963  Until 1969
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	Allis Chalmers D21 Series I Manual

Dimensions, sizes and tires

AG front tires	11.00x16
AG rear tires	24.5x32
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	9500 lbs or 4309 kg
Length	160.6 inches [407 cm]
Width	91.6 inches [232 cm]
Height	-
Wheelbase	96.1 inches [244 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	426 ci or 7.0 L
Cylinders	6 cylinders
Engine power	-
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	52 gal or 196.8 L
Oil capacity	12 qts or 11.4 L
Oil change	-
Starter motor	-
Starter volts	-
Parts And Accessories	Allis Chalmers D21 Series I Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	95 amps
Cold Amps	-
Ground force	negative
Charging system	Delco-Remy generator
Charging Volts	-
Charging Amps	32 amps

Clutch and gearbox specs

Trans system	Power Director
Trans type	sliding gear
Trans gears	8 forward and 2 reverse
Clutch system	dry disc

Cabine and mechanical specs

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

Hydraulics specifications

System	-
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	93 hp or 69.4 kW
Drawbar horsepower	93.09 hp or 69.4 kW
Fuel consumption	7.1 gal/hour or 26.9 l/hour
Pulling power	14,840 lbs or 6731 kg

Power take-off (PTO) specs

Claimed power	103 hp or 76.8 kW
Real power	103.06 hp or 76.9 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	7.1 gal/hour or 26.9 l/hour

3 point hitch specifiations

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

John Deere 7185J

General Infos

Make	John Deere
Model	7185J
Country	United states
Production	From 2010
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	John Deere 7185J Manual

Dimensions, sizes and tires

AG front tires	16.9-30
AG rear tires	20.8-42
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	17,860 lbs or 8101 kg
Length	240.4 inches [610 cm]
Width	-
Height	123.7 inches [314 cm]
Wheelbase	112.6 inches [286 cm]
Ground clearance	-
Turning radius	-
Rear tread size	60 to 84.1 inches
Front tread size	60 to 84 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	414 ci or 6.8 L
Cylinders	6 cylinders 24 valves
Engine power	185 hp or 138.0 kW
Engine RPM	2100 (rpm)
Torque	609.2 lb-ft or 826.1 Nm
Torque RPM	1400 (rpm)
Fuel type	diesel
Fuel injection	mechanical injection
Fuel tank size	103.5 gal or 391.7 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 7185J Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	100 amps
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	90 amps

Clutch and gearbox specs

Trans system	John Deere AutoQuad
Trans type	partial power shift
Trans gears	16 forward and reverse
Clutch system	hydraulic wet disc

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	hydrostatic power
Braking system	hydraulic wet disc
Cabin type	Cab standard with air-conditoning
Differentiel lock	electro-hydraulic

Hydraulics specifications

System	closed center
Valves	2 to 4
Pump flow	32 gpm or 121.1 lpm
SVC flow	30.1 gpm or 113.9 lpm
Steering flow	-
Tank capacity	-
Hydraulic pressure	3046 psi or 210.0 bar
Max flow	-

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	157 hp or 117.1 kW
Real power	-
Engine @RPM	540@1950 (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	-

3 point hitch specifiations

Hitch system	electronic lower-link sensing
Rear hitch	3/3N
Rear hitch lift	16,670 lbs or 7561 kg
Front hitch	-
Front hitch lift	-

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