Head to head · Utility

Allis Chalmers 4W-220 vs Allis Chalmers 7580

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Allis ChalmersModel A

Allis Chalmers 4W-220

Utility

power
220 hp
displacement
426 ci
Cylinders
6
Forward gears
20
Full 4W-220 specs
Image not recorded
Allis ChalmersModel B

Allis Chalmers 7580

Utility

power
186 hp
displacement
426 ci
Cylinders
6
Forward gears
20
Full 7580 specs
Allis ChalmersAllis Chalmers 4W-220
vs
Allis ChalmersAllis Chalmers 7580

How they compare

Headline specs vs. the whole Utility

n = 4,321–5,720

Engine Power

▲ 4W-220 higher · +34 hp (+18%)
4W-220220 hp
7580186 hp
Median Utility Tractor55 hp

4W-220 is in the 95th percentile; 7580 is in the 94th · 5,383 models

Engine Displacement

= Effectively tied
4W-220426 ci
7580426 ci
Median Utility Tractor183 ci

4W-220 is in the 92nd percentile; 7580 is in the 92nd · 5,580 models

Cylinders

= Effectively tied
4W-2206
75806
Median Utility Tractor4

4W-220 is in the 93rd percentile; 7580 is in the 93rd · 5,720 models

Forward Gears

= Effectively tied
4W-22020
758020
Median Utility Tractor12

4W-220 is in the 86th percentile; 7580 is in the 86th · 4,941 models

4W-220 (A)7580 (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers 4W-220Allis Chalmers 7580Difference
ManufacturerAllis ChalmersAllis ChalmersSame
Model4W-2207580—
CategoryUtilityUtilitySame

Engine

SpecAllis Chalmers 4W-220Allis Chalmers 7580Difference
ManufacturerAllis ChalmersAllis ChalmersSame
Model670 HI3750 Mark II—
Power Output220hp186hp▲ 4W-220+34 hp · +18%
Rated RPM2,400RPM2,550RPM▲ 7580+150 RPM · +6%
Cylinders66Same
Displacement426ci426ciSame
Bore4.3in4.3inSame
Stroke5in5inSame

Transmission

SpecAllis Chalmers 4W-220Allis Chalmers 7580Difference
TypeTwo-speed power shiftPartial power shift—

Dimensions & Weight

SpecAllis Chalmers 4W-220Allis Chalmers 7580Difference
Length129in225in▲ 7580+96 in · +74%
WidthNot recorded95.5in—
Height129in150in▲ 7580+21 in · +16%
Operating Weight21,475lb25,000lb▲ 7580+3,525 lb · +16%

Hydraulics

SpecAllis Chalmers 4W-220Allis Chalmers 7580Difference
System TypeClosed center load-sensingClosed center—
Steering TypeHydraulic powerHydrostatic power—

Power Take-off (PTO)

SpecAllis Chalmers 4W-220Allis Chalmers 7580Difference
TypeIndependentIndependentSame
Speed 11,000rpm540rpm▲ 4W-220+460 rpm · +85%

Tires

SpecAllis Chalmers 4W-220Allis Chalmers 7580Difference
Front Tire SizeNot recorded23.1-30—
Rear Tire SizeNot recorded23.1-30—

Hitch & Towing

SpecAllis Chalmers 4W-220Allis Chalmers 7580Difference
Hitch TypeNot recordedIII—
Hitch CategoryIIICategory 3—
Hitch PositionRearRearSame

Chassis & Drive

SpecAllis Chalmers 4W-220Allis Chalmers 7580Difference
Chassis Type4x4 articulated 4WD4x4 articulated 4WDSame
Drive Type4WD4WDSame
Steering TypeHydraulic powerHydrostatic power—
Brake TypeNot recordedHydraulic wet discs—

Electrical

SpecAllis Chalmers 4W-220Allis Chalmers 7580Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers 4W-220Allis Chalmers 7580Difference
Coolant10.3gal9.5gal▲ 4W-220+0.8 gal · +8%

Operator Station

SpecAllis Chalmers 4W-220Allis Chalmers 7580Difference
TypeCab (standard)Acousta cab—

Category context

Both models against the field

Engine Power

median 55 hp
A · 95th percentile (220 hp)B · 94th percentile (186 hp)

Engine Displacement

median 183 ci
A · 92nd percentile (426 ci)B · 92nd percentile (426 ci)

Cylinders

median 4
A · 93rd percentile (6)B · 93rd percentile (6)

Forward Gears

median 12
A · 86th percentile (20)B · 86th percentile (20)

Operating Weight

median 5,303 lb
A · 95th percentile (21,475 lb)B · 96th percentile (25,000 lb)
A · 4W-220B · 7580Median Utility Tractor
Full spec pageAllis Chalmers 4W-220Full spec pageAllis Chalmers 7580