Head to head · Row Crop

Allis Chalmers D21 Series II vs CaseIH Farmall 115A

Image not recorded
CaseIHModel B

CaseIH Farmall 115A

Utility

power
120 hp
displacement
207 ci
Cylinders
4
Forward gears
12
Full Farmall 115A specs
Allis ChalmersAllis Chalmers D21 Series II
vs
CaseIHCaseIH Farmall 115A

How they compare

Headline specs vs. the whole Row Crop

n = 1,140–1,417

Engine Power

▲ D21 Series II higher · +1 hp (<1%)
D21 Series II121 hp
Farmall 115A120 hp
Median Row Crop Tractor138 hp

D21 Series II is in the 40th percentile; Farmall 115A is in the 39th · 1,206 models

Engine Displacement

▲ D21 Series II higher · +219 ci (+106%)
D21 Series II426 ci
Farmall 115A207 ci
Median Row Crop Tractor391 ci

D21 Series II is in the 72nd percentile; Farmall 115A is in the 10th · 1,409 models

Cylinders

▲ D21 Series II higher · +2 (+50%)
D21 Series II6
Farmall 115A4
Median Row Crop Tractor6

D21 Series II is in the 50th percentile; Farmall 115A is in the 17th · 1,417 models

Forward Gears

▲ Farmall 115A higher · +4 (+50%)
D21 Series II8
Farmall 115A12
Median Row Crop Tractor16

D21 Series II is in the 16th percentile; Farmall 115A is in the 27th · 1,200 models

D21 Series II (A)Farmall 115A (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers D21 Series IICaseIH Farmall 115ADifference
ManufacturerAllis ChalmersCaseIH—
ModelD21 Series IIFarmall 115A—
CategoryRow CropUtility—

Engine

SpecAllis Chalmers D21 Series IICaseIH Farmall 115ADifference
ManufacturerAllis ChalmersFPT—
Model3500F5G—
Power Output121hp120hp▲ D21 Series II+1 hp · <1%
Rated RPM2,200RPM2,300RPM▲ Farmall 115A+100 RPM · +5%
Cylinders64▲ D21 Series II+2 · +50%
Displacement426ci207ci▲ D21 Series II+219 ci · +106%
Bore4.3in3.9in▲ D21 Series II+0.4 in · +10%
Stroke5in4.3in▲ D21 Series II+0.7 in · +16%

Transmission

SpecAllis Chalmers D21 Series IICaseIH Farmall 115ADifference
TypeSliding gear with dry disc clutchPower Shuttle—

Dimensions & Weight

SpecAllis Chalmers D21 Series IICaseIH Farmall 115ADifference
Length160in162in▲ Farmall 115A+2 in · +1%
Width91.3inNot recorded—
Height106in103in▲ D21 Series II+3 in · +3%
Operating Weight9,502lb7,304lb▲ D21 Series II+2,198 lb · +30%

Hydraulics

SpecAllis Chalmers D21 Series IICaseIH Farmall 115ADifference
System TypeNot recordedOpen Center—
Steering TypePowerPowerSame

Power Take-off (PTO)

SpecAllis Chalmers D21 Series IICaseIH Farmall 115ADifference
TypeIndependentNot recorded—
Speed 11,000rpmNot recorded—

Hitch & Towing

SpecAllis Chalmers D21 Series IICaseIH Farmall 115ADifference
Hitch TypeThree-Point HitchNot recorded—
Hitch CategoryIII/IIII/I—
Hitch PositionRearRearSame

Chassis & Drive

SpecAllis Chalmers D21 Series IICaseIH Farmall 115ADifference
Chassis Type4x2 2WD4x2 2WDSame
Drive Type2WD2WDSame
Steering TypePowerPowerSame
Brake TypeBand actuated discNot recorded—

Electrical

SpecAllis Chalmers D21 Series IICaseIH Farmall 115ADifference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers D21 Series IICaseIH Farmall 115ADifference
Coolant7.8galNot recorded—

Operator Station

SpecAllis Chalmers D21 Series IICaseIH Farmall 115ADifference
TypeOpenROPS / Cab (2WD)—

Category context

Both models against the field

Engine Power

median 138 hp
A · 40th percentile (121 hp)B · 39th percentile (120 hp)

Engine Displacement

median 391 ci
A · 72nd percentile (426 ci)B · 10th percentile (207 ci)

Cylinders

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

Forward Gears

median 16
A · 16th percentile (8)B · 27th percentile (12)

Operating Weight

median 12,307 lb
A · 28th percentile (9,502 lb)B · 17th percentile (7,304 lb)
A · D21 Series IIB · Farmall 115AMedian Row Crop Tractor
Full spec pageAllis Chalmers D21 Series IIFull spec pageCaseIH Farmall 115A