Compare/Caterpillar D5B SA Special Application vs Caterpillar D8

Caterpillar D5B SA Special Application vs Caterpillar D8

Verdict: Caterpillar D5B SA Special Application vs Caterpillar D8

The Caterpillar D5B SA Special Application and the Caterpillar D8 are both tractors — here is how they stack up on the figures that matter. Caterpillar D5B SA Special Application leads on rated power with 120 hp against 115 hp. Caterpillar D8 is the lighter machine (16,565 kg vs 22,900 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Caterpillar D5B SA Special Application is the newer design (1977 vs 1937). In short: choose the Caterpillar D5B SA Special Application for outright pulling power, or the Caterpillar D8 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Caterpillar

Fit score

Best match

Clear

Caterpillar

Fit score

Best match

Clear

Rated power

120 hp

115 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

CaterpillarReference

liquid-cooled inlineReference

Diesel 6-speed crawlerOctober 11 - 16, 1940Link: Nebraska Tractor Test 357 fileReference

Drive

crawlerReference

Engine

Engine (net)

89.5 kWReference

—

Drawbar (claimed)

67.1 kWReference

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Displacement

10.5 LReference

20.4 LReference

Bore/Stroke

121 x 152 mmReference

146 x 203 mmReference

Power (net)

89.5 kWReference

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Rated RPM

1900Reference

850Reference

Starter

electricReference

—

Starter volts

24Reference

—

Oil capacity

76.7 LReference

—

Coolant capacity

34.1 LReference

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Fuel tank

—

215.7 LReference

Engine

—

85.8 kWReference

Drawbar (tested)

—

82.1 kWReference

Belt (tested)

—

95.4 kWReference

Power

—

85.8 kWReference

Belt power (max)

—

95.4 kWReference

Max power

—

82.1 kWReference

Transmission

Gears

6 forward and 4 reverseReference

6 forward and 2 reverseReference

Capacities

Fuel

280.1 LReference

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PTO & Hydraulics

Hydraulic system

22.7 LReference

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Type

gearReference

Capacity

22.7 LReference

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Pressure

137.9 barReference

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Pump flow

87.1 lpmReference

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Dimensions

Weight

22900 to 23320 poundsReference

16565 kgReference

Length

388 cmReference

472 cmReference

Shipping weight

10387 kgReference

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Operating weight

10577 kgReference

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Gauge

187 cmReference

198 cmReference

Steering wheel

193 cmReference

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Height

—

213 cmReference

Electrical

Charging system

alternatorReference

—

Charging amps

35Reference

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Battery volts

12Reference

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Caterpillar D5B SA Tracks

Width

234 cmReference

256 cmReference

Length on ground

217 cmReference

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Area on ground

2.0 m²Reference

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Caterpillar D5B SA Height

Hood

175 cmReference

—

ROPS

276 cmReference

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Exhaust

299 cmReference

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D8 Serial Numbers

1937

—

1H1500Reference

1938

—

1H2727Reference

1939

—

1H3906Reference

1940

—

1H5729Reference

1941

—

1H7693Reference

Caterpillar D8 Tracks

Test results

Belt fuel use (max)

—

32.6 l/hourReference

Max pull

—

11887 kgReference

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.