Head to head · Row Crop

Allis Chalmers D21 Series I vs Cub Cadet 7000

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Allis ChalmersModel A

Allis Chalmers D21 Series I

Row Crop

power
103 hp
displacement
426 ci
Cylinders
6
Forward gears
8
Full D21 Series I specs
Image not recorded
Cub CadetModel B

Cub Cadet 7000

Sub-Compact

power
20 hp
displacement
68.6 ci
Cylinders
3
Forward gears
6
Full 7000 specs
Allis ChalmersAllis Chalmers D21 Series I
vs
Cub CadetCub Cadet 7000

How they compare

Headline specs vs. the whole Row Crop

n = 806–1,417

Engine Power

▲ D21 Series I higher · +83 hp (+415%)
D21 Series I103 hp
700020 hp
Median Row Crop Tractor138 hp

D21 Series I is in the 27th percentile; 7000 is in the 1st · 1,206 models

Engine Displacement

▲ D21 Series I higher · +357 ci (+521%)
D21 Series I426 ci
700068.6 ci
Median Row Crop Tractor391 ci

D21 Series I is in the 72nd percentile; 7000 is in the 1st · 1,409 models

Cylinders

▲ D21 Series I higher · +3 (+100%)
D21 Series I6
70003
Median Row Crop Tractor6

D21 Series I is in the 50th percentile; 7000 is in the 2nd · 1,417 models

Forward Gears

▲ D21 Series I higher · +2 (+33%)
D21 Series I8
70006
Median Row Crop Tractor16

D21 Series I is in the 16th percentile; 7000 is in the 11th · 1,200 models

D21 Series I (A)7000 (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers D21 Series ICub Cadet 7000Difference
ManufacturerAllis ChalmersCub Cadet—
ModelD21 Series I7000—
CategoryRow CropSub-Compact—

Engine

SpecAllis Chalmers D21 Series ICub Cadet 7000Difference
ManufacturerAllis ChalmersMitsubishi—
Model3400Not recorded—
Power Output103hp20hp▲ D21 Series I+83 hp · +415%
Rated RPM2,200RPM2,500RPM▲ 7000+300 RPM · +14%
Cylinders63▲ D21 Series I+3 · +100%
Displacement426ci68.6ci▲ D21 Series I+357 ci · +521%
Bore4.3in3.1in▲ D21 Series I+1.2 in · +39%
Stroke5in3.1in▲ D21 Series I+1.9 in · +61%

Transmission

SpecAllis Chalmers D21 Series ICub Cadet 7000Difference
TypeSliding gear with dry disc clutchPartially synchronized—

Dimensions & Weight

SpecAllis Chalmers D21 Series ICub Cadet 7000Difference
Length161in107in▲ D21 Series I+54 in · +50%
Width91.6in46.3in▲ D21 Series I+45.3 in · +98%
Height107in78.9in▲ D21 Series I+28.1 in · +36%
Operating Weight9,500lb1,837lb▲ D21 Series I+7,663 lb · +417%

Hydraulics

SpecAllis Chalmers D21 Series ICub Cadet 7000Difference
System TypeNot recordedOpen center—
Steering TypePowerPower steering—

Power Take-off (PTO)

SpecAllis Chalmers D21 Series ICub Cadet 7000Difference
TypeIndependentNot recorded—
Speed 11,000rpmNot recorded—

Hitch & Towing

SpecAllis Chalmers D21 Series ICub Cadet 7000Difference
Hitch TypeThree-Point HitchNot recorded—
Hitch CategoryIII/III—
Hitch PositionRearRearSame

Chassis & Drive

SpecAllis Chalmers D21 Series ICub Cadet 7000Difference
Chassis Type4x2 2WDNot recorded—
Drive Type2WDNot recorded—
Steering TypePowerPower steering—
Brake TypeBand actuated discNot recorded—

Electrical

SpecAllis Chalmers D21 Series ICub Cadet 7000Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers D21 Series ICub Cadet 7000Difference
Coolant5.3gal1.5gal▲ D21 Series I+3.8 gal · +253%

Operator Station

SpecAllis Chalmers D21 Series ICub Cadet 7000Difference
TypeOpenNot recorded—

Category context

Both models against the field

Engine Power

median 138 hp
A · 27th percentile (103 hp)B · 1st percentile (20 hp)

Engine Displacement

median 391 ci
A · 72nd percentile (426 ci)B · 1st percentile (68.6 ci)

Cylinders

median 6
A · 50th percentile (6)B · 2nd percentile (3)

Forward Gears

median 16
A · 16th percentile (8)B · 11th percentile (6)

Operating Weight

median 12,307 lb
A · 28th percentile (9,500 lb)B · 1st percentile (1,837 lb)
A · D21 Series IB · 7000Median Row Crop Tractor
Full spec pageAllis Chalmers D21 Series IFull spec pageCub Cadet 7000