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Caterpillar D7 vs Caterpillar RD7

Verdict: Caterpillar D7 vs Caterpillar RD7

The Caterpillar D7 and the Caterpillar RD7 are both tractors — here is how they stack up on the figures that matter. Caterpillar D7 leads on rated power with 80 hp against 78 hp. Caterpillar RD7 is the lighter machine (9,534 kg vs 11,036 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Caterpillar D7 is the newer design (1940 vs 1935). In short: choose the Caterpillar D7 for outright pulling power, or the Caterpillar RD7 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Fit & specs
Caterpillar D7 Tractor
Caterpillar
62
Fit score
Best match
Clear
Caterpillar RD7 Tractor
Caterpillar
62
Fit score
Best match
Clear
Rated power
80 hp
78 hp
Confidence
40%
40%
Guide price
Overview
Manufacturer
CaterpillarReference
CaterpillarReference
Gear 1 used for pull test.Reference
Diesel 4-speed crawlerMay 21 - 25, 1936Link: Nebraska Tractor Test 255 fileReference
Drive
crawlerReference
crawlerReference
Steering
manual clutchesReference
Engine
Fuel tank
246.0 LReference
Drawbar (claimed)
59.7 kWReference
Belt (claimed)
68.6 kWReference
Drawbar (tested)
58.5 kWReference
58.4 kWReference
Belt (tested)
66.4 kWReference
71.6 kWReference
Displacement
13.6 LReference
13.6 LReference
Bore/Stroke
146 x 203 mmReference
146 x 203 mmReference
Air cleaner
oil bathReference
oil bathReference
Rated RPM
1050Reference
1000Reference
Starter type
2-cylinder pony engineReference
Oil capacity
37.9 LReference
Coolant capacity
68.1 LReference
Belt power (max)
66.4 kWReference
71.6 kWReference
Max power
58.5 kWReference
58.4 kWReference
Transmission
Type
gearReference
gearReference
Gears
5 forward and 4 reverseReference
4 forward and 1 reverseReference
Clutch
dry metallic discReference
dry discReference
Dimensions
Weight
11036 kgReference
9534 kgReference
Length
412 cmReference
Height (hood)
203 cmReference
Shipping weight
11036 kgReference
Ground clearance
39 cmReference
Clearance (drawbar)
43 cmReference
Gauge
187 cmReference
187 cmReference
Operating weight
9534 kgReference
Caterpillar D7 Tracks
Width
246 cmReference
Test results
Belt fuel use (max)
22.7 l/hourReference
34.1 l/hourReference
Max pull
9684 kgReference
7612 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.

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