Head to head · Utility

Allis Chalmers 440 vs Allis Chalmers 7580

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Allis ChalmersModel A

Allis Chalmers 440

Utility

power
218 hp
displacement
555 ci
Cylinders
8
Forward gears
10
Full 440 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 440
vs
Allis ChalmersAllis Chalmers 7580

How they compare

Headline specs vs. the whole Utility

n = 3,933–5,720

Engine Power

▲ 440 higher · +32 hp (+17%)
440218 hp
7580186 hp
Median Utility Tractor55 hp

440 is in the 95th percentile; 7580 is in the 94th · 5,383 models

Engine Displacement

▲ 440 higher · +129 ci (+30%)
440555 ci
7580426 ci
Median Utility Tractor183 ci

440 is in the 94th percentile; 7580 is in the 92nd · 5,580 models

Cylinders

▲ 440 higher · +2 (+33%)
4408
75806
Median Utility Tractor4

440 is in the 99th percentile; 7580 is in the 93rd · 5,720 models

Forward Gears

▲ 7580 higher · +10 (+100%)
44010
758020
Median Utility Tractor12

440 is in the 39th percentile; 7580 is in the 86th · 4,941 models

440 (A)7580 (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers 440Allis Chalmers 7580Difference
ManufacturerAllis ChalmersAllis ChalmersSame
Model4407580—
CategoryUtilityUtilitySame

Engine

SpecAllis Chalmers 440Allis Chalmers 7580Difference
ManufacturerCumminsAllis Chalmers—
Model555C3750 Mark II—
Power Output218hp186hp▲ 440+32 hp · +17%
Rated RPM2,800RPM2,550RPM▲ 440+250 RPM · +10%
Cylinders86▲ 440+2 · +33%
Displacement555ci426ci▲ 440+129 ci · +30%
Bore4.6in4.3in▲ 440+0.3 in · +7%
Stroke4.1in5in▲ 7580+0.9 in · +22%

Transmission

SpecAllis Chalmers 440Allis Chalmers 7580Difference
TypeEatonPartial power shift—

Dimensions & Weight

SpecAllis Chalmers 440Allis Chalmers 7580Difference
Length228in225in▲ 440+3 in · +1%
Width105in95.5in▲ 440+9.5 in · +10%
Height139in150in▲ 7580+11 in · +8%
Operating Weight20,230lb25,000lb▲ 7580+4,770 lb · +24%

Hydraulics

SpecAllis Chalmers 440Allis Chalmers 7580Difference
System TypeOpen centerClosed center—
Steering TypeArticulated hydraulic powerHydrostatic power—

Power Take-off (PTO)

SpecAllis Chalmers 440Allis Chalmers 7580Difference
TypeNot recordedIndependent—
Speed 1Not recorded540rpm—

Tires

SpecAllis Chalmers 440Allis Chalmers 7580Difference
Front Tire SizeNot recorded23.1-30—
Rear Tire SizeNot recorded23.1-30—

Hitch & Towing

SpecAllis Chalmers 440Allis Chalmers 7580Difference
Hitch TypeThree-Point HitchIII—
Hitch CategoryIII/IVCategory 3—
Hitch PositionNot recordedRear—

Chassis & Drive

SpecAllis Chalmers 440Allis Chalmers 7580Difference
Chassis Type4x4 articulated 4WD4x4 articulated 4WDSame
Drive TypeMFWD 4WD4WD—
Steering TypeArticulated hydraulic powerHydrostatic power—
Brake TypeHydraulic discHydraulic wet discs—

Electrical

SpecAllis Chalmers 440Allis Chalmers 7580Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers 440Allis Chalmers 7580Difference
CoolantNot recorded9.5gal—

Operator Station

SpecAllis Chalmers 440Allis Chalmers 7580Difference
TypeCabAcousta cab—

Category context

Both models against the field

Engine Power

median 55 hp
A · 95th percentile (218 hp)B · 94th percentile (186 hp)

Engine Displacement

median 183 ci
A · 94th percentile (555 ci)B · 92nd percentile (426 ci)

Cylinders

median 4
A · 99th percentile (8)B · 93rd percentile (6)

Forward Gears

median 12
A · 39th percentile (10)B · 86th percentile (20)

Operating Weight

median 5,303 lb
A · 95th percentile (20,230 lb)B · 96th percentile (25,000 lb)
A · 440B · 7580Median Utility Tractor
Full spec pageAllis Chalmers 440Full spec pageAllis Chalmers 7580