Head to head · Row Crop

Allis Chalmers D21 Series I vs McCormick Intl X60.30

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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
McCormick IntlModel B

McCormick Intl X60.30

Utility

power
102 hp
displacement
269 ci
Cylinders
4
Forward gears
36
Full X60.30 specs
Allis ChalmersAllis Chalmers D21 Series I
vs
McCormick IntlMcCormick Intl X60.30

How they compare

Headline specs vs. the whole Row Crop

n = 806–1,417

Engine Power

▲ D21 Series I higher · +1 hp (<1%)
D21 Series I103 hp
X60.30102 hp
Median Row Crop Tractor138 hp

D21 Series I is in the 27th percentile; X60.30 is in the 26th · 1,206 models

Engine Displacement

▲ D21 Series I higher · +157 ci (+58%)
D21 Series I426 ci
X60.30269 ci
Median Row Crop Tractor391 ci

D21 Series I is in the 72nd percentile; X60.30 is in the 23rd · 1,409 models

Cylinders

▲ D21 Series I higher · +2 (+50%)
D21 Series I6
X60.304
Median Row Crop Tractor6

D21 Series I is in the 50th percentile; X60.30 is in the 17th · 1,417 models

Forward Gears

▲ X60.30 higher · +28 (+350%)
D21 Series I8
X60.3036
Median Row Crop Tractor16

D21 Series I is in the 16th percentile; X60.30 is in the 95th · 1,200 models

D21 Series I (A)X60.30 (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers D21 Series IMcCormick Intl X60.30Difference
ManufacturerAllis ChalmersMcCormick Intl—
ModelD21 Series IX60.30—
CategoryRow CropUtility—

Engine

SpecAllis Chalmers D21 Series IMcCormick Intl X60.30Difference
ManufacturerAllis ChalmersPerkins—
Model34001104D-44TA—
Power Output103hp102hp▲ D21 Series I+1 hp · <1%
Rated RPM2,200RPMNot recorded—
Cylinders64▲ D21 Series I+2 · +50%
Displacement426ci269ci▲ D21 Series I+157 ci · +58%
Bore4.3in4.1in▲ D21 Series I+0.2 in · +5%
Stroke5in5inSame

Transmission

SpecAllis Chalmers D21 Series IMcCormick Intl X60.30Difference
TypeSliding gear with dry disc clutchXtrashift—

Dimensions & Weight

SpecAllis Chalmers D21 Series IMcCormick Intl X60.30Difference
Length161in173in▲ X60.30+12 in · +7%
Width91.6in92.4in▲ X60.30+0.8 in · <1%
Height107in108in▲ X60.30+1 in · <1%
Operating Weight9,500lb9,259lb▲ D21 Series I+241 lb · +3%

Hydraulics

SpecAllis Chalmers D21 Series IMcCormick Intl X60.30Difference
Steering TypePowerHydrostatic power—

Power Take-off (PTO)

SpecAllis Chalmers D21 Series IMcCormick Intl X60.30Difference
TypeIndependentNot recorded—
Speed 11,000rpmNot recorded—

Hitch & Towing

SpecAllis Chalmers D21 Series IMcCormick Intl X60.30Difference
Hitch TypeThree-Point HitchNot recorded—
Hitch CategoryIII/IIII—
Hitch PositionRearNot recorded—

Chassis & Drive

SpecAllis Chalmers D21 Series IMcCormick Intl X60.30Difference
Chassis Type4x2 2WD4x4 MFWD 4WD—
Drive Type2WD4WD—
Steering TypePowerHydrostatic power—
Brake TypeBand actuated discNot recorded—

Electrical

SpecAllis Chalmers D21 Series IMcCormick Intl X60.30Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers D21 Series IMcCormick Intl X60.30Difference
Coolant5.3galNot recorded—

Operator Station

SpecAllis Chalmers D21 Series IMcCormick Intl X60.30Difference
TypeOpenCab—

Category context

Both models against the field

Engine Power

median 138 hp
A · 27th percentile (103 hp)B · 26th percentile (102 hp)

Engine Displacement

median 391 ci
A · 72nd percentile (426 ci)B · 23rd percentile (269 ci)

Cylinders

median 6
A · 50th percentile (6)B · 17th percentile (4)

Forward Gears

median 16
A · 16th percentile (8)B · 95th percentile (36)

Operating Weight

median 12,307 lb
A · 28th percentile (9,500 lb)B · 27th percentile (9,259 lb)
A · D21 Series IB · X60.30Median Row Crop Tractor
Full spec pageAllis Chalmers D21 Series IFull spec pageMcCormick Intl X60.30