Head to head · Row Crop

Allis Chalmers D21 Series I vs McCormick Intl CX105

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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 CX105

Utility

power
102 hp
displacement
269 ci
Cylinders
4
Forward gears
Not recorded
Full CX105 specs
Allis ChalmersAllis Chalmers D21 Series I
vs
McCormick IntlMcCormick Intl CX105

How they compare

Headline specs vs. the whole Row Crop

n = 1,140–1,417

Engine Power

▲ D21 Series I higher · +1 hp (<1%)
D21 Series I103 hp
CX105102 hp
Median Row Crop Tractor138 hp

D21 Series I is in the 27th percentile; CX105 is in the 26th · 1,206 models

Engine Displacement

▲ D21 Series I higher · +157 ci (+58%)
D21 Series I426 ci
CX105269 ci
Median Row Crop Tractor391 ci

D21 Series I is in the 72nd percentile; CX105 is in the 23rd · 1,409 models

Cylinders

▲ D21 Series I higher · +2 (+50%)
D21 Series I6
CX1054
Median Row Crop Tractor6

D21 Series I is in the 50th percentile; CX105 is in the 17th · 1,417 models

Operating Weight

▲ D21 Series I higher · +1,220 lb (+15%)
D21 Series I9,500 lb
CX1058,280 lb
Median Row Crop Tractor12,307 lb

D21 Series I is in the 28th percentile; CX105 is in the 22nd · 1,350 models

D21 Series I (A)CX105 (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers D21 Series IMcCormick Intl CX105Difference
ManufacturerAllis ChalmersMcCormick Intl—
ModelD21 Series ICX105—
CategoryRow CropUtility—

Engine

SpecAllis Chalmers D21 Series IMcCormick Intl CX105Difference
ManufacturerAllis ChalmersPerkins—
Model3400Not recorded—
Power Output103hp102hp▲ D21 Series I+1 hp · <1%
Rated RPM2,200RPM2,200RPMSame
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 CX105Difference
TypeSliding gear with dry disc clutchPartial power shift—

Dimensions & Weight

SpecAllis Chalmers D21 Series IMcCormick Intl CX105Difference
Length161in166in▲ CX105+5 in · +3%
Width91.6inNot recorded—
Height107in108in▲ CX105+1 in · <1%
Operating Weight9,500lb8,280lb▲ D21 Series I+1,220 lb · +15%

Hydraulics

SpecAllis Chalmers D21 Series IMcCormick Intl CX105Difference
System TypeNot recordedOpen center—
Steering TypePowerHydrostatic power—

Power Take-off (PTO)

SpecAllis Chalmers D21 Series IMcCormick Intl CX105Difference
TypeIndependentNot recorded—
Speed 11,000rpmNot recorded—

Hitch & Towing

SpecAllis Chalmers D21 Series IMcCormick Intl CX105Difference
Hitch TypeThree-Point HitchNot recorded—
Hitch CategoryIII/IINot recorded—
Hitch PositionRearNot recorded—

Chassis & Drive

SpecAllis Chalmers D21 Series IMcCormick Intl CX105Difference
Chassis Type4x2 2WD4x2 2WDSame
Drive Type2WD2WDSame
Steering TypePowerHydrostatic power—
Brake TypeBand actuated discNot recorded—

Electrical

SpecAllis Chalmers D21 Series IMcCormick Intl CX105Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers D21 Series IMcCormick Intl CX105Difference
Coolant5.3galNot recorded—

Operator Station

SpecAllis Chalmers D21 Series IMcCormick Intl CX105Difference
TypeOpenNot recorded—

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)

Operating Weight

median 12,307 lb
A · 28th percentile (9,500 lb)B · 22nd percentile (8,280 lb)

Length

median 180 in
A · 25th percentile (161 in)B · 31st percentile (166 in)
A · D21 Series IB · CX105Median Row Crop Tractor
Full spec pageAllis Chalmers D21 Series IFull spec pageMcCormick Intl CX105