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Caterpillar Diesel Forty vs Caterpillar R5
Verdict: Caterpillar Diesel Forty vs Caterpillar R5
The Caterpillar Diesel Forty and the Caterpillar R5 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 50 hp. Caterpillar R5 is the lighter machine (6,202 kg vs 7,095 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Caterpillar R5 holds more fuel (189.2 L vs 170.3 L) for longer stints between fills. Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
Caterpillar
62
Fit score
Best match
Clear
Caterpillar
62
Fit score
Best match
Clear
Rated power
50 hp
50 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
CaterpillarReference
CaterpillarReference
Gear 1 used for pull test.Reference
Gear 1 used for pull test.Reference
Drive
crawlerReference
crawlerReference
Variants
Forty
gas engineReference
—
Diesel Forty
diesel engineReference
—
Engine
Fuel tank
170.3 LReference
189.2 LReference
Drawbar (tested)
37.6 kWReference
36.9 kWReference
Belt (tested)
41.8 kWReference
43.9 kWReference
Displacement
10.2 LReference
10.1 LReference
Bore/Stroke
146 x 203 mmReference
140 x 165 mmReference
Rated RPM
1000Reference
950Reference
Belt power (max)
36.2 kWReference
43.9 kWReference
Max power
31.9 kWReference
36.9 kWReference
Drawbar (claimed)
—
37.3 kWReference
Belt (claimed)
—
43.3 kWReference
Oil capacity
—
18.9 LReference
Coolant capacity
—
35.0 LReference
Transmission
Type
gearReference
gearReference
Gears
4 forward and 1 reverseReference
4 forward and 1 reverseReference
Clutch
—
dry discReference
Dimensions
Weight
7095 kgReference
6202 kgReference
Gauge
187 cmReference
142 cmReference
Length
—
354 cmReference
Height
—
176 cmReference
Ground clearance
—
24 cmReference
Diesel Forty Serial Numbers
1934
3G1Reference
5E3001Reference
1935
3G335Reference
5E3086Reference
1936
3G1957Reference
4H1132Reference
Final
3G1971Reference
—
Caterpillar Diesel Forty Tracks
Width
40 cmReference
184 cmReference
Test results
Belt fuel use (max)
12.9 l/hourReference
—
Max pull
4396 kgReference
4914 kgReference
R5 Serial Numbers
1938
—
4H936Reference
1940
—
3R1Reference
Capacities
Diameter
—
30 cmReference
RPM
—
950Reference
Caterpillar R5 Tracks
Length on ground
—
181 cmReference
Area on ground
—
1.5 m²Reference
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.