Head to head · Row Crop

Allis Chalmers D15 Series I vs New Holland TT45A

Allis Chalmers D15 Series I Tractor
Allis ChalmersModel A

Allis Chalmers D15 Series I

Row Crop

power
40 hp
displacement
149 ci
Cylinders
4
Forward gears
8
Full D15 Series I specs
Image not recorded
New HollandModel B

New Holland TT45A

Utility

power
40 hp
displacement
122 ci
Cylinders
4
Forward gears
8
Full TT45A specs
Allis ChalmersAllis Chalmers D15 Series I
vs
New HollandNew Holland TT45A

How they compare

Headline specs vs. the whole Row Crop

n = 1,200–1,417

Engine Power

= Effectively tied
D15 Series I40 hp
TT45A40 hp
Median Row Crop Tractor138 hp

D15 Series I is in the 4th percentile; TT45A is in the 4th · 1,206 models

Engine Displacement

▲ D15 Series I higher · +27 ci (+22%)
D15 Series I149 ci
TT45A122 ci
Median Row Crop Tractor391 ci

D15 Series I is in the 4th percentile; TT45A is in the 2nd · 1,409 models

Cylinders

= Effectively tied
D15 Series I4
TT45A4
Median Row Crop Tractor6

D15 Series I is in the 17th percentile; TT45A is in the 17th · 1,417 models

Forward Gears

= Effectively tied
D15 Series I8
TT45A8
Median Row Crop Tractor16

D15 Series I is in the 16th percentile; TT45A is in the 16th · 1,200 models

D15 Series I (A)TT45A (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers D15 Series INew Holland TT45ADifference
ManufacturerAllis ChalmersNew Holland—
ModelD15 Series ITT45A—
CategoryRow CropUtility—

Engine

SpecAllis Chalmers D15 Series INew Holland TT45ADifference
ManufacturerAllis ChalmersShibaura—
ModelAllis ChalmersNot recorded—
Power Output40hp40hpSame
Rated RPM2,000RPM2,600RPM▲ TT45A+600 RPM · +30%
Cylinders44Same
Displacement149ci122ci▲ D15 Series I+27 ci · +22%
Bore3.5in3.3in▲ D15 Series I+0.2 in · +6%
Stroke3.9in3.5in▲ D15 Series I+0.4 in · +11%

Transmission

SpecAllis Chalmers D15 Series INew Holland TT45ADifference
TypePartial Power ShiftGear—

Dimensions & Weight

SpecAllis Chalmers D15 Series INew Holland TT45ADifference
Length130inNot recorded—
Width66.9inNot recorded—
Height79.9inNot recorded—
Operating Weight3,990lb3,600lb▲ D15 Series I+390 lb · +11%

Hydraulics

SpecAllis Chalmers D15 Series INew Holland TT45ADifference
System TypeNot recordedOpen Center—
Steering TypeManualPower—

Power Take-off (PTO)

SpecAllis Chalmers D15 Series INew Holland TT45ADifference
TypeLiveIndependent—
Speed 1540rpm540rpmSame

Hitch & Towing

SpecAllis Chalmers D15 Series INew Holland TT45ADifference
Hitch TypeSnap-CouplerThree-Point Hitch—
Hitch CategoryII/III/ISame
Hitch PositionRearRearSame
Hitch CapacityNot recorded2,557lb—

Chassis & Drive

SpecAllis Chalmers D15 Series INew Holland TT45ADifference
Chassis Type4x2 2WD4x2 2WDSame
Drive Type2WD2WDSame
Steering TypeManualPower—
Brake TypeExpanding shoeWet disc—

Electrical

SpecAllis Chalmers D15 Series INew Holland TT45ADifference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers D15 Series INew Holland TT45ADifference
Coolant2.8galNot recorded—

Operator Station

SpecAllis Chalmers D15 Series INew Holland TT45ADifference
TypeOpenPlatform with two-post folding ROPS—

Category context

Both models against the field

Engine Power

median 138 hp
A · 4th percentile (40 hp)B · 4th percentile (40 hp)

Engine Displacement

median 391 ci
A · 4th percentile (149 ci)B · 2nd percentile (122 ci)

Cylinders

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

Forward Gears

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

Operating Weight

median 12,307 lb
A · 5th percentile (3,990 lb)B · 4th percentile (3,600 lb)
A · D15 Series IB · TT45AMedian Row Crop Tractor
Full spec pageAllis Chalmers D15 Series IFull spec pageNew Holland TT45A