Head to head · Row Crop

Allis Chalmers 7030 vs John Deere 6140R

Image not recorded
Allis ChalmersModel A

Allis Chalmers 7030

Row Crop

power
131 hp
displacement
426 ci
Cylinders
6
Forward gears
20
Full 7030 specs
Image not recorded
John DeereModel B

John Deere 6140R

Utility

power
134 hp
displacement
414 ci
Cylinders
6
Forward gears
20
Full 6140R specs
Allis ChalmersAllis Chalmers 7030
vs
John DeereJohn Deere 6140R

How they compare

Headline specs vs. the whole Row Crop

n = 806–1,417

Engine Power

▲ 6140R higher · +3 hp (+2%)
7030131 hp
6140R134 hp
Median Row Crop Tractor138 hp

7030 is in the 47th percentile; 6140R is in the 48th · 1,206 models

Engine Displacement

▲ 7030 higher · +12 ci (+3%)
7030426 ci
6140R414 ci
Median Row Crop Tractor391 ci

7030 is in the 72nd percentile; 6140R is in the 69th · 1,409 models

Cylinders

= Effectively tied
70306
6140R6
Median Row Crop Tractor6

7030 is in the 50th percentile; 6140R is in the 50th · 1,417 models

Forward Gears

= Effectively tied
703020
6140R20
Median Row Crop Tractor16

7030 is in the 70th percentile; 6140R is in the 70th · 1,200 models

7030 (A)6140R (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers 7030John Deere 6140RDifference
ManufacturerAllis ChalmersJohn Deere—
Model70306140R—
CategoryRow CropUtility—

Engine

SpecAllis Chalmers 7030John Deere 6140RDifference
ManufacturerAllis ChalmersJohn Deere—
Model3500 Mark IIPowerTech PVX—
Power Output131hp134hp▲ 6140R+3 hp · +2%
Rated RPM2,300RPM2,100RPM▲ 7030+200 RPM · +10%
Cylinders66Same
Displacement426ci414ci▲ 7030+12 ci · +3%
Bore4.3in4.2in▲ 7030+0.1 in · +2%
Stroke5in5inSame

Transmission

SpecAllis Chalmers 7030John Deere 6140RDifference
TypeSelective gear fixed ratio with partial range operator controlled power shiftingPartial power shift—

Dimensions & Weight

SpecAllis Chalmers 7030John Deere 6140RDifference
Length163in194in▲ 6140R+31 in · +19%
Width95.3in100in▲ 6140R+4.7 in · +5%
Height116in116inSame
Operating Weight12,430lb14,760lb▲ 6140R+2,330 lb · +19%

Hydraulics

SpecAllis Chalmers 7030John Deere 6140RDifference
System TypeOpen centerClosed center pressure and flow compensated—
Pump Flow CapacityNot recorded30.9gpm—
PressureNot recorded2,799psi—
Steering TypeHydrostatic powerHydrostatic powerSame

Power Take-off (PTO)

SpecAllis Chalmers 7030John Deere 6140RDifference
TypeIndependentIndependentSame
Speed 1540rpm540rpmSame
Speed 21,000rpm1,000rpmSame

Tires

SpecAllis Chalmers 7030John Deere 6140RDifference
Front Tire SizeNot recorded420/85R28—
Rear Tire SizeNot recorded480/80R42—

Hitch & Towing

SpecAllis Chalmers 7030John Deere 6140RDifference
Hitch TypeNot recordedThree-Point Hitch—
Hitch CategoryNot recordedCategory 3—
Hitch PositionNot recordedRear—
Hitch CapacityNot recorded8,216lb—

Chassis & Drive

SpecAllis Chalmers 7030John Deere 6140RDifference
Chassis Type2WDMFWD 4WD—
Drive Type2WD4WD—
Steering TypeHydrostatic powerHydrostatic powerSame
Brake TypeWet multiple disc brakes operated hydraulically by two-foot pedalsHydraulic wet disc—

Electrical

SpecAllis Chalmers 7030John Deere 6140RDifference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers 7030John Deere 6140RDifference
CoolantNot recorded7.5gal—

Operator Station

SpecAllis Chalmers 7030John Deere 6140RDifference
TypeOpen operator station or Cab (optional)Cab with air-conditioning—

Category context

Both models against the field

Engine Power

median 138 hp
A · 47th percentile (131 hp)B · 48th percentile (134 hp)

Engine Displacement

median 391 ci
A · 72nd percentile (426 ci)B · 69th percentile (414 ci)

Cylinders

median 6
A · 50th percentile (6)B · 50th percentile (6)

Forward Gears

median 16
A · 70th percentile (20)B · 70th percentile (20)

Operating Weight

median 12,307 lb
A · 51st percentile (12,430 lb)B · 65th percentile (14,760 lb)
A · 7030B · 6140RMedian Row Crop Tractor
Full spec pageAllis Chalmers 7030Full spec pageJohn Deere 6140R