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Caterpillar D7R Series II vs Caterpillar D8K

Verdict: Caterpillar D7R Series II vs Caterpillar D8K

The Caterpillar D7R Series II and the Caterpillar D8K are both industrial tractors — here is how they stack up on the figures that matter. Caterpillar D8K leads on rated power with 300 hp against 258 hp. Caterpillar D7R Series II is the lighter machine (45,479 kg vs 54,700 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Caterpillar D7R Series II is the newer design (1996 vs 1974). In short: choose the Caterpillar D8K for outright pulling power, or the Caterpillar D7R Series II 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 D7R Series II Industrial Tractor
Caterpillar
62
Fit score
Best match
Clear
Caterpillar D8K Industrial Tractor
Caterpillar
62
Fit score
Best match
Clear
Rated power
258 hp
300 hp
Confidence
40%
40%
Guide price
Overview
Manufacturer
CaterpillarReference
CaterpillarReference
liquid-cooled inlineReference
liquid-cooled inlineReference
Drive
crawlerReference
crawlerReference
Final drives
double-reduction planetaryReference
Engine
Engine (gross)
192.4 kWReference
Engine (net)
179.0 kWReference
223.7 kWReference
Displacement
10.3 LReference
20.4 LReference
Bore/Stroke
124 x 140 mmReference
146 x 203 mmReference
Power (net)
179.0 kWReference
223.7 kWReference
Power (gross)
192.4 kWReference
Fuel system
direct injectionReference
Rated RPM
2100Reference
1330Reference
Starter
electricReference
electricReference
Starter volts
24Reference
24Reference
Oil capacity
177.9 LReference
117.4 LReference
Coolant capacity
77.2 LReference
121.1 LReference
Transmission
Gears
3 forward and reverseReference
3 forward and reverseReference
Capacities
Fuel
478.8 LReference
643.5 LReference
PTO & Hydraulics
Hydraulic system
54.1 LReference
70.0 LReference
Type
power shiftReference
power shiftReference
Capacity
54.1 LReference
70.0 LReference
Pressure
420.0 barReference
172.4 barReference
Pump flow
294.9 lpmReference
295.2 lpmReference
Dimensions
Weight
45479 to 57056 poundsReference
54700 to 70500 poundsReference
Length
472 cmReference
525 cmReference
7S dozer length
580 cmReference
7U dozer length
627 cmReference
7A dozer length
612 cmReference
7SU dozer length
603 cmReference
Height (ROPS)
340 cmReference
Height (exhaust)
335 cmReference
Shipping weight
20629 kgReference
24811 kgReference
Operating weight
25880 kgReference
31978 kgReference
Gauge
223 cmReference
213 cmReference
8S dozer length
657 cmReference
8A dozer length
660 cmReference
8U dozer length
690 cmReference
Caterpillar D7R attachments
Electrical
Charging system
alternatorReference
alternatorReference
Charging amps
95Reference
50Reference
Batteries
2Reference
Battery volts
12Reference
Caterpillar D7R Tracks
Width
337 cmReference
304 cmReference
Length on ground
289 cmReference
314 cmReference
Area on ground
3.2 m²Reference
3.5 m²Reference
Ground pressure
0.8 barReference
XR width
60 cmReference
XR length on ground
304 cmReference
XR area on ground
3.7 m²Reference
XR ground pressure
0.7 barReference
LGP width
91 cmReference
LGP length on ground
317 cmReference
LGP area on ground
5.8 m²Reference
LGP ground pressure
0.5 barReference
Caterpillar D8K attachments
Caterpillar D8K Tracks
Caterpillar D8K Height
Hood
233 cmReference
ROPS
340 cmReference
Cab
347 cmReference
Exhaust
312 cmReference

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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