Compare/International Harvester 6588 vs International Harvester A-1486

International Harvester 6588 vs International Harvester A-1486

Verdict: International Harvester 6588 vs International Harvester A-1486

The International Harvester 6588 and the International Harvester A-1486 are both tractors — here is how they stack up on the figures that matter. International Harvester 6588 leads on rated power with 150 hp against 145 hp. International Harvester A-1486 is the lighter machine (6,051 kg vs 7,402 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester 6588 is the newer design (1981 vs 1979). In short: choose the International Harvester 6588 for outright pulling power, or the International Harvester A-1486 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Acreage600 acBudgetMain crop / use

Fit & specs

International Harvester

Fit score

Best match

Clear

International Harvester

Fit score

Best match

Clear

Rated power

150 hp

145 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

International HarvesterReference

Total built

642Reference

70Reference

With 18.4-34 tires.Reference

liquid-cooled inlineReference

Steering

articulated hydrostatic powerReference

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Final drives

—

bull gearReference

Differential lock

—

electro-hydraulic rearReference

Engine

132.0 kWReference

124.5 kWReference

Drawbar (claimed)

96.9 kWReference

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Drawbar (tested)

94.1 kWReference

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Displacement

7.6 LReference

7.1 LReference

Bore/Stroke

109 x 136 mmReference

109 x 127 mmReference

Power

132.0 kWReference

124.5 kWReference

Rated RPM

2400Reference

2600Reference

Starter volts

12Reference

Oil capacity

89.4 LReference

—

Coolant capacity

32.2 LReference

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Power at rated engine speed

112.2 kWReference

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Max power

94.1 kWReference

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Starter

—

electricReference

Transmission

Gears

16 forward and 8 reverseReference

Transmission

—

Torque AmplifierReference

Clutch

—

356mm cerametallic discReference

PTO & Hydraulics

PTO (claimed)

111.9 kWReference

108.1 kWReference

PTO (tested)

112.2 kWReference

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Hydraulic system

89.3 LReference

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Type

two-range power shiftReference

two-speed power shiftReference

Capacity

89.3 LReference

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Valves

2 to 4Reference

—

Pump flow

68.1 lpmReference

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Steering flow

45.4 lpmReference

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Rear Type

III/IIReference

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Rear PTO

independentReference

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Rear PTO Type

1000Reference

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Power at rated PTO speed

113.4 kWReference

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Capacities

Fuel

526.1 LReference

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Dimensions

Wheelbase

279 cmReference

266 cmReference

Weight

7402 kgReference

6051 kgReference

Front tire

18.4-38Reference

—

Rear tire

18.4-38Reference

—

Ag front

18.4-38Reference

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Ag rear

18.4-38Reference

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Length

579 cmReference

426 cmReference

Width

258 cmReference

259 cmReference

Shipping weight

7402 kgReference

6051 kgReference

Ground clearance

72 cmReference

38 cmReference

Bar rear axle

82 mmReference

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Height (cab)

—

289 cmReference

6588 Serial Numbers

1981

8801Reference

—

1982

8966Reference

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1983

9164Reference

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1984

9361Reference

—

1985

9526Reference

—

Location:

transmission housing, right sideReference

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Electrical

Ground

negativeReference

Battery volts

12Reference

Batteries

—

2Reference

International Harvester 6588 Height

Hood

202 cmReference

—

Cab

289 cmReference

—

Exhaust

318 cmReference

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Test results

Fuel use

34.1 l/hourReference

—

Max pull

7978 kgReference

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Speeds

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.