Head to head · Row Crop

Allis Chalmers D21 Series II vs Steyr 4120 Profi

Allis ChalmersAllis Chalmers D21 Series II
vs
SteyrSteyr 4120 Profi

How they compare

Headline specs vs. the whole Row Crop

n = 806–1,417

Engine Power

= Effectively tied
D21 Series II121 hp
4120 Profi121 hp
Median Row Crop Tractor138 hp

D21 Series II is in the 40th percentile; 4120 Profi is in the 40th · 1,206 models

Engine Displacement

▲ D21 Series II higher · +152 ci (+55%)
D21 Series II426 ci
4120 Profi274 ci
Median Row Crop Tractor391 ci

D21 Series II is in the 72nd percentile; 4120 Profi is in the 24th · 1,409 models

Cylinders

▲ D21 Series II higher · +2 (+50%)
D21 Series II6
4120 Profi4
Median Row Crop Tractor6

D21 Series II is in the 50th percentile; 4120 Profi is in the 17th · 1,417 models

Forward Gears

▲ 4120 Profi higher · +8 (+100%)
D21 Series II8
4120 Profi16
Median Row Crop Tractor16

D21 Series II is in the 16th percentile; 4120 Profi is in the 50th · 1,200 models

D21 Series II (A)4120 Profi (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers D21 Series IISteyr 4120 ProfiDifference
ManufacturerAllis ChalmersSteyr—
ModelD21 Series II4120 Profi—
CategoryRow CropUtility—

Engine

SpecAllis Chalmers D21 Series IISteyr 4120 ProfiDifference
ManufacturerAllis ChalmersIveco—
Model3500Not recorded—
Power Output121hp121hpSame
Rated RPM2,200RPM2,200RPMSame
Cylinders64▲ D21 Series II+2 · +50%
Displacement426ci274ci▲ D21 Series II+152 ci · +55%
Bore4.3in4.1in▲ D21 Series II+0.2 in · +5%
Stroke5in5.2in▲ 4120 Profi+0.2 in · +4%

Transmission

SpecAllis Chalmers D21 Series IISteyr 4120 ProfiDifference
TypeSliding gear with dry disc clutchFour-speed power shift—

Dimensions & Weight

SpecAllis Chalmers D21 Series IISteyr 4120 ProfiDifference
Length160in169in▲ 4120 Profi+9 in · +6%
Width91.3in73.8in▲ D21 Series II+17.5 in · +24%
Height106in113in▲ 4120 Profi+7 in · +7%
Operating Weight9,502lb10,626lb▲ 4120 Profi+1,124 lb · +12%

Hydraulics

SpecAllis Chalmers D21 Series IISteyr 4120 ProfiDifference
System TypeNot recordedClosed center load sensing—
Steering TypePowerPowerSame

Power Take-off (PTO)

SpecAllis Chalmers D21 Series IISteyr 4120 ProfiDifference
TypeIndependentNot recorded—
Speed 11,000rpmNot recorded—

Hitch & Towing

SpecAllis Chalmers D21 Series IISteyr 4120 ProfiDifference
Hitch TypeThree-Point HitchThree-Point HitchSame
Hitch CategoryIII/IIIII/IISame
Hitch PositionRearRearSame

Chassis & Drive

SpecAllis Chalmers D21 Series IISteyr 4120 ProfiDifference
Chassis Type4x2 2WD4x4 MFWD 4WD—
Drive Type2WD4WD—
Steering TypePowerPowerSame
Brake TypeBand actuated discNot recorded—

Electrical

SpecAllis Chalmers D21 Series IISteyr 4120 ProfiDifference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers D21 Series IISteyr 4120 ProfiDifference
Coolant7.8galNot recorded—

Operator Station

SpecAllis Chalmers D21 Series IISteyr 4120 ProfiDifference
TypeOpenNot recorded—

Category context

Both models against the field

Engine Power

median 138 hp
A · 40th percentile (121 hp)B · 40th percentile (121 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 (9,502 lb)B · 36th percentile (10,626 lb)
A · D21 Series IIB · 4120 ProfiMedian Row Crop Tractor
Full spec pageAllis Chalmers D21 Series IIFull spec pageSteyr 4120 Profi