Head to head · Row Crop

Allis Chalmers D21 Series I vs CaseIH Farmall 105N

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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
Allis ChalmersAllis Chalmers D21 Series I
vs
CaseIHCaseIH Farmall 105N

How they compare

Headline specs vs. the whole Row Crop

n = 806–1,417

Engine Power

▲ Farmall 105N higher · +3 hp (+3%)
D21 Series I103 hp
Farmall 105N106 hp
Median Row Crop Tractor138 hp

D21 Series I is in the 27th percentile; Farmall 105N is in the 29th · 1,206 models

Engine Displacement

▲ D21 Series I higher · +152 ci (+55%)
D21 Series I426 ci
Farmall 105N274 ci
Median Row Crop Tractor391 ci

D21 Series I is in the 72nd percentile; Farmall 105N is in the 24th · 1,409 models

Cylinders

▲ D21 Series I higher · +2 (+50%)
D21 Series I6
Farmall 105N4
Median Row Crop Tractor6

D21 Series I is in the 50th percentile; Farmall 105N is in the 17th · 1,417 models

Forward Gears

▲ Farmall 105N higher · +8 (+100%)
D21 Series I8
Farmall 105N16
Median Row Crop Tractor16

D21 Series I is in the 16th percentile; Farmall 105N is in the 50th · 1,200 models

D21 Series I (A)Farmall 105N (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers D21 Series ICaseIH Farmall 105NDifference
ManufacturerAllis ChalmersCaseIH—
ModelD21 Series IFarmall 105N—
CategoryRow CropAgricultural, Orchard/Vineyard—

Engine

SpecAllis Chalmers D21 Series ICaseIH Farmall 105NDifference
ManufacturerAllis ChalmersFPT—
Model3400Not recorded—
Power Output103hp106hp▲ Farmall 105N+3 hp · +3%
Rated RPM2,200RPM2,300RPM▲ Farmall 105N+100 RPM · +5%
Cylinders64▲ D21 Series I+2 · +50%
Displacement426ci274ci▲ D21 Series I+152 ci · +55%
Bore4.3in4.1in▲ D21 Series I+0.2 in · +5%
Stroke5in5.2in▲ Farmall 105N+0.2 in · +4%

Transmission

SpecAllis Chalmers D21 Series ICaseIH Farmall 105NDifference
TypeSliding gear with dry disc clutchMechanical Shuttle—

Dimensions & Weight

SpecAllis Chalmers D21 Series ICaseIH Farmall 105NDifference
Length161inNot recorded—
Width91.6in53.4in▲ D21 Series I+38.2 in · +72%
Height107in90.7in▲ D21 Series I+16.3 in · +18%
Operating Weight9,500lb5,820lb▲ D21 Series I+3,680 lb · +63%

Hydraulics

SpecAllis Chalmers D21 Series ICaseIH Farmall 105NDifference
System TypeNot recordedOpen Center—
Steering TypePowerHydrostatic power—

Power Take-off (PTO)

SpecAllis Chalmers D21 Series ICaseIH Farmall 105NDifference
TypeIndependentNot recorded—
Speed 11,000rpmNot recorded—

Hitch & Towing

SpecAllis Chalmers D21 Series ICaseIH Farmall 105NDifference
Hitch TypeThree-Point HitchNot recorded—
Hitch CategoryIII/IIII—
Hitch PositionRearRearSame

Chassis & Drive

SpecAllis Chalmers D21 Series ICaseIH Farmall 105NDifference
Chassis Type4x2 2WD4x4 MFWD 4WD—
Drive Type2WD4WD—
Steering TypePowerHydrostatic power—
Brake TypeBand actuated discNot recorded—

Electrical

SpecAllis Chalmers D21 Series ICaseIH Farmall 105NDifference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers D21 Series ICaseIH Farmall 105NDifference
Coolant5.3galNot recorded—

Operator Station

SpecAllis Chalmers D21 Series ICaseIH Farmall 105NDifference
TypeOpenOpen/Cab—

Category context

Both models against the field

Engine Power

median 138 hp
A · 27th percentile (103 hp)B · 29th percentile (106 hp)

Engine Displacement

median 391 ci
A · 72nd percentile (426 ci)B · 24th percentile (274 ci)

Cylinders

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

Forward Gears

median 16
A · 16th percentile (8)B · 50th percentile (16)

Operating Weight

median 12,307 lb
A · 28th percentile (9,500 lb)B · 11th percentile (5,820 lb)
A · D21 Series IB · Farmall 105NMedian Row Crop Tractor
Full spec pageAllis Chalmers D21 Series IFull spec pageCaseIH Farmall 105N