Compare/Caterpillar D7G SA Special Application vs Caterpillar D9

Caterpillar D7G SA Special Application vs Caterpillar D9

Verdict: Caterpillar D7G SA Special Application vs Caterpillar D9

The Caterpillar D7G SA Special Application and the Caterpillar D9 are both tractors — here is how they stack up on the figures that matter. Caterpillar D9 leads on rated power with 286 hp against 250 hp. Caterpillar D9 is the lighter machine (29,948 kg vs 39,500 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Caterpillar D7G SA Special Application is the newer design (1980 vs 1955). In short: choose the Caterpillar D9 for outright pulling power, or the Caterpillar D7G SA Special Application if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

Tune the fit score

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

250 hp

286 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

CaterpillarReference

liquid-cooled inlineReference

Gear 1 used for pull test.Reference

Drive

crawlerReference

Variants

D7G

bulldozerReference

—

Engine

186.4 kWReference

—

Drawbar (claimed)

149.1 kWReference

171.5 kWReference

Displacement

10.5 LReference

24.1 LReference

Bore/Stroke

121 x 152 mmReference

159 x 203 mmReference

Power

186.4 kWReference

—

Rated RPM

2000Reference

1240Reference

Starter

electricReference

2-cylinder gas pony engineReference

Starter volts

24Reference

6Reference

Oil capacity

60.6 LReference

—

Coolant capacity

45.4 LReference

—

Engine (net)

—

213.3 kWReference

Drawbar (tested)

—

188.1 kWReference

Power (net)

—

213.3 kWReference

Compression

—

15.5:1Reference

Max power

—

188.1 kWReference

Transmission

Gears

6 forward and 4 reverseReference

3 forward and 2 reverseReference

Clutch

wet discReference

Capacities

Fuel

586.7 LReference

—

PTO & Hydraulics

Hydraulic system

90.8 LReference

—

Type

gearReference

torque converterReference

Capacity

90.8 LReference

—

Pressure

155.1 barReference

—

Valves

3Reference

—

Pump flow

121.1 lpmReference

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Dimensions

Weight

39500 to 40700 poundsReference

29948 kgReference

Length

454 cmReference

546 cmReference

Shipping weight

17917 kgReference

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Operating weight

18461 kgReference

29948 kgReference

Ground clearance

34 cmReference

—

Gauge

198 cmReference

228 cmReference

Steering wheel

226 cmReference

—

Height

—

266 cmReference

Electrical

Charging system

alternatorReference

—

Battery volts

12Reference

—

Caterpillar D7G SA Tracks

Width

261 cmReference

304 cmReference

Length on ground

271 cmReference

—

Area on ground

3.0 m²Reference

—

Caterpillar D7G SA Height

Hood

215 cmReference

—

ROPS

320 cmReference

—

Exhaust

327 cmReference

—

Test results

Max pull

—

25730 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.