Head to head · Agricultural

Allis Chalmers 7000 vs Caterpillar D8

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Allis ChalmersModel A

Allis Chalmers 7000

Agricultural

power
117 hp
displacement
301 ci
Cylinders
6
Forward gears
12
Full 7000 specs
Image not recorded
CaterpillarModel B

Caterpillar D8

Tractor

power
115 hp
displacement
1,246 ci
Cylinders
6
Forward gears
6
Full D8 specs
Allis ChalmersAllis Chalmers 7000
vs
CaterpillarCaterpillar D8

How they compare

Headline specs vs. the whole Agricultural

n = 795–1,130

Engine Power

▲ 7000 higher · +2 hp (+2%)
7000117 hp
D8115 hp
Median Agricultural Tractor110 hp

7000 is in the 55th percentile; D8 is in the 53rd · 1,028 models

Engine Displacement

▲ D8 higher · +945 ci (+314%)
7000301 ci
D81,246 ci
Median Agricultural Tractor336 ci

7000 is in the 47th percentile; D8 is in the 99th · 1,083 models

Cylinders

= Effectively tied
70006
D86
Median Agricultural Tractor5.5

7000 is in the 74th percentile; D8 is in the 74th · 1,130 models

Forward Gears

▲ 7000 higher · +6 (+100%)
700012
D86
Median Agricultural Tractor16

7000 is in the 33rd percentile; D8 is in the 11th · 972 models

7000 (A)D8 (B)Median Agricultural Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers 7000Caterpillar D8Difference
ManufacturerAllis ChalmersCaterpillar—
Model7000D8—
CategoryAgriculturalNot recorded—

Engine

SpecAllis Chalmers 7000Caterpillar D8Difference
ManufacturerAllis ChalmersCaterpillar—
Model2900D13000—
Power Output117hp115hp▲ 7000+2 hp · +2%
Rated RPM2,200RPM850RPM▲ 7000+1,350 RPM · +159%
Cylinders66Same
Displacement301ci1,246ci▲ D8+945 ci · +314%
Bore3.9in5.8in▲ D8+1.9 in · +49%
Stroke4.3in8in▲ D8+3.7 in · +86%

Transmission

SpecAllis Chalmers 7000Caterpillar D8Difference
TypePartial power shiftgear—

Dimensions & Weight

SpecAllis Chalmers 7000Caterpillar D8Difference
Length183in186in▲ D8+3 in · +2%
WidthNot recorded101in—
Height113in84in▲ 7000+29 in · +35%
Operating Weight9,550lb36,520lb▲ D8+26,970 lb · +282%

Hydraulics

SpecAllis Chalmers 7000Caterpillar D8Difference
System TypeOpen centerNot recorded—
Steering TypePowerNot recorded—

Power Take-off (PTO)

SpecAllis Chalmers 7000Caterpillar D8Difference
TypeIndependentNot recorded—
Speed 11,000rpmNot recorded—

Tires

SpecAllis Chalmers 7000Caterpillar D8Difference
Front Tire Size16-OctNot recorded—
Rear Tire Size18.4-38Not recorded—

Hitch & Towing

SpecAllis Chalmers 7000Caterpillar D8Difference
Hitch TypeThree-Point HitchNot recorded—
Hitch CategoryIINot recorded—
Hitch PositionRearNot recorded—

Chassis & Drive

SpecAllis Chalmers 7000Caterpillar D8Difference
Chassis Type4x2 2WDNot recorded—
Drive Type2WDNot recorded—
Steering TypePowerNot recorded—
Brake TypeDifferential dry discNot recorded—

Electrical

SpecAllis Chalmers 7000Caterpillar D8Difference
Starter TypeElectric StarterNot recorded—

Capacities

SpecAllis Chalmers 7000Caterpillar D8Difference
Coolant5.6galNot recorded—

Operator Station

SpecAllis Chalmers 7000Caterpillar D8Difference
TypeCab (Acousta-Cab optional or Acousta-Cab II from 1978)Not recorded—

Category context

Both models against the field

Engine Power

median 110 hp
A · 55th percentile (117 hp)B · 53rd percentile (115 hp)

Engine Displacement

median 336 ci
A · 47th percentile (301 ci)B · 99th percentile (1,246 ci)

Cylinders

median 5.5
A · 74th percentile (6)B · 74th percentile (6)

Forward Gears

median 16
A · 33rd percentile (12)B · 11th percentile (6)

Operating Weight

median 10,914 lb
A · 42nd percentile (9,550 lb)B · 97th percentile (36,520 lb)
A · 7000B · D8Median Agricultural Tractor
Full spec pageAllis Chalmers 7000Full spec pageCaterpillar D8