Head to head · Utility

International Harvester 523 vs International Harvester 606

International Harvester 523 Tractor
International HarvesterModel A

International Harvester 523

Utility

power
52 hp
displacement
179 ci
Cylinders
3
Forward gears
12
Full 523 specs
International Harvester 504 Tractor
International HarvesterModel B

International Harvester 606

Utility

power
50 hp
displacement
221 ci
Cylinders
6
Forward gears
10
Full 606 specs
International HarvesterInternational Harvester 523
vs
International HarvesterInternational Harvester 606

How they compare

Headline specs vs. the whole Utility

n = 4,941–5,720

Engine Power

▲ 523 higher · +2 hp (+4%)
52352 hp
60650 hp
Median Utility Tractor55 hp

523 is in the 47th percentile; 606 is in the 45th · 5,383 models

Engine Displacement

▲ 606 higher · +42 ci (+23%)
523179 ci
606221 ci
Median Utility Tractor183 ci

523 is in the 48th percentile; 606 is in the 61st · 5,580 models

Cylinders

▲ 606 higher · +3 (+100%)
5233
6066
Median Utility Tractor4

523 is in the 23rd percentile; 606 is in the 93rd · 5,720 models

Forward Gears

▲ 523 higher · +2 (+20%)
52312
60610
Median Utility Tractor12

523 is in the 50th percentile; 606 is in the 39th · 4,941 models

523 (A)606 (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecInternational Harvester 523International Harvester 606Difference
ManufacturerInternational HarvesterInternational HarvesterSame
Model523606—
CategoryUtilityUtilitySame

Engine

SpecInternational Harvester 523International Harvester 606Difference
ManufacturerInternational HarvesterInternational HarvesterSame
ModelD-179C-221—
Power Output52hp50hp▲ 523+2 hp · +4%
Rated RPM2,100RPM2,000RPM▲ 523+100 RPM · +5%
Cylinders36▲ 606+3 · +100%
Displacement179ci221ci▲ 606+42 ci · +23%
Bore3.9in3.5in▲ 523+0.4 in · +11%
Stroke5.1in3.7in▲ 523+1.4 in · +38%

Transmission

SpecInternational Harvester 523International Harvester 606Difference
TypePartial power shiftPartial power shiftSame

Dimensions & Weight

SpecInternational Harvester 523International Harvester 606Difference
Length120inNot recorded—
Width63.8inNot recorded—
Height59.8inNot recorded—
Operating Weight5,380lb5,215lb▲ 523+165 lb · +3%

Hydraulics

SpecInternational Harvester 523International Harvester 606Difference
Steering TypeManualNot recorded—

Power Take-off (PTO)

SpecInternational Harvester 523International Harvester 606Difference
TypeNot recordedIndependent—
Speed 1Not recorded540rpm—

Tires

SpecInternational Harvester 523International Harvester 606Difference
Front Tire Size6.00-16Not recorded—
Rear Tire Size11x32Not recorded—

Hitch & Towing

SpecInternational Harvester 523International Harvester 606Difference
Hitch TypeII/INot recorded—
Hitch CategoryCategory 3II/I—
Hitch PositionRearNot recorded—

Chassis & Drive

SpecInternational Harvester 523International Harvester 606Difference
Chassis Type4x2 2WD4x2 2WDSame
Drive Type2WD2WDSame
Steering TypeManualNot recorded—
Brake TypeNot recordedIndependent mechanical disc—

Electrical

SpecInternational Harvester 523International Harvester 606Difference
Starter TypeElectricElectricSame

Capacities

SpecInternational Harvester 523International Harvester 606Difference
Coolant4.1gal5.1gal▲ 606+1 gal · +24%

Operator Station

SpecInternational Harvester 523International Harvester 606Difference
TypeNot recordedOpen operator station—

Category context

Both models against the field

Engine Power

median 55 hp
A · 47th percentile (52 hp)B · 45th percentile (50 hp)

Engine Displacement

median 183 ci
A · 48th percentile (179 ci)B · 61st percentile (221 ci)

Cylinders

median 4
A · 23rd percentile (3)B · 93rd percentile (6)

Forward Gears

median 12
A · 50th percentile (12)B · 39th percentile (10)

Operating Weight

median 5,303 lb
A · 50th percentile (5,380 lb)B · 50th percentile (5,215 lb)
A · 523B · 606Median Utility Tractor
Full spec pageInternational Harvester 523Full spec pageInternational Harvester 606