Compare/Caterpillar D6K2 vs Caterpillar D6R

Caterpillar D6K2 vs Caterpillar D6R

Verdict: Caterpillar D6K2 vs Caterpillar D6R

The Caterpillar D6K2 and the Caterpillar D6R are both industrial tractors — here is how they stack up on the figures that matter. Caterpillar D6R leads on rated power with 179 hp against 158 hp. Caterpillar D6K2 is the lighter machine (28,740 kg vs 32,600 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Caterpillar D6K2 is the newer design (2012 vs 1995). In short: choose the Caterpillar D6R for outright pulling power, or the Caterpillar D6K2 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Acreage600 acBudgetMain crop / use

Fit & specs

Caterpillar

Fit score

Best match

Clear

Caterpillar

Fit score

Best match

Clear

Rated power

158 hp

179 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

CaterpillarReference

liquid-cooled inlineReference

The D6R was rated a 175 net HP with XL and XR undercarriage. The D6R LGP was rated at 185 net HP.Reference

Drive

crawlerReference

Final drives

—

single-reduction planetaryReference

Engine

Engine (gross)

117.8 kWReference

133.5 kWReference

Engine (net)

96.9 kWReference

123.0 kWReference

Displacement

6.6 LReference

10.5 LReference

Bore/Stroke

105 x 127 mmReference

121 x 152 mmReference

Emissions

Interim Tier IVReference

—

Power (net)

96.9 kWReference

123.0 kWReference

Power (gross)

117.8 kWReference

133.5 kWReference

Rated RPM

2200Reference

1900Reference

Starter

electricReference

Starter volts

24Reference

Oil capacity

16.5 LReference

155.2 LReference

Coolant capacity

32.5 LReference

73.8 LReference

Fuel system

—

direct injectionReference

Transmission

Gears

infinite forward and reverseReference

3 forward and reverseReference

Capacities

Fuel

294.9 LReference

382.3 LReference

PTO & Hydraulics

Hydraulic system

57.9 LReference

75.7 LReference

Type

hydrostaticReference

power shiftReference

Capacity

57.9 LReference

75.7 LReference

Pressure

—

419.9 barReference

Pump flow

—

196.1 lpmReference

Dimensions

Weight

28740 to 29346 poundsReference

32600 to 45600 poundsReference

Length

434 cmReference

449 cmReference

VAPT dozer length

497 cmReference

—

Height (cab)

294 cmReference

—

Height (exhaust)

287 cmReference

309 cmReference

Shipping weight

13036 kgReference

—

Operating weight

13311 kgReference

—

PA50 winch

907 kgReference

—

Ripper

845 kgReference

—

Gauge

200 cmReference

223 cmReference

6S dozer length

—

510 cmReference

6A dozer length

—

521 cmReference

6SU dozer length

—

529 cmReference

Height (ROPS)

—

319 cmReference

Shipping

—

14787 kgReference

Operating

—

20684 kgReference

Caterpillar D6K2 attachments

Electrical

Charging system

alternatorReference

Charging amps

115Reference

70Reference

Batteries

2Reference

Battery CCA

900Reference

750Reference

Battery volts

12Reference

Battery AH

—

100Reference

Caterpillar D6K2 Tracks

Width

276 cmReference

342 cmReference

Length on ground

264 cmReference

—

Area on ground

3.0 m²Reference

—

Ground pressure

0.4 barReference

—

LGP width

76 cmReference

91 cmReference

LGP length on ground

264 cmReference

324 cmReference

LGP area on ground

4.0 m²Reference

5.9 m²Reference

LGP ground pressure

0.3 barReference

Caterpillar D6R attachments

Caterpillar D6R Tracks

Standard width

—

55 cmReference

Standard length on ground

—

260 cmReference

Standard area on ground

—

2.9 m²Reference

Standard ground pressure

—

0.6 barReference

XL width

—

55 cmReference

XL length on ground

—

282 cmReference

XL area on ground

—

3.2 m²Reference

XL ground pressure

—

0.6 barReference

XR width

—

55 cmReference

XR length on ground

—

275 cmReference

XR area on ground

—

3.1 m²Reference

XR ground pressure

—

0.6 barReference

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.