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Grove GMK6220

Series: Grove All Terrain Crane

Source: https://www.mascus.fr/travaux-publics/grues-tout-terrain/gro

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The Grove All Terrain Crane series from Grove includes the GMK6220. The engine delivers 167.3 hp (123 kW), has 6 cylinders. Torque is 730.1 Nm. Rated speed is 2,000 rpm. The unladen weight is 63,000 kg. The gearbox has 5 forward gears. There are also 1 reverse gears. Maximum torque is reached at 1,500 rpm. The electrical system runs on 24 V. Tyre size: 20,5R25. The Grove All Terrain Crane series covers 62 models. Rated output within it ranges from 149.6 to 609.1 hp; the GMK6220 sits at the bottom of that range with 167.3 hp. Its immediate neighbours are the GMK4115L below it with 149.6 hp and the AT400 above it with 191.7 hp. 338 Grove models across 8 series are on record. The model is listed under Cranes & access platforms. 12 verified figures from 1 source are on file.

Technical data

Engine

Power167.3 hp (123 kW)correct
Rated speed2,000 rpmcorrect
Torque730.1correct
Speed at max. torque1,500 rpmcorrect
Cylinders6correct

Dimensions and weights

Unladen weight63,000 kgcorrect

Drivetrain and chassis

Gearbox typeAllison automatic gearbox CLT 755correct
Forward gears5correct
Reverse gears1correct
Tyre size20.5R25correct
System voltage24 Vcorrect

Where this model stands

Power-to-weight ratio: 2 kW/t (123 kW / 63 t)

Stronger than 20% of the mobile & rough terrain cranes in the register — out of 591 models with a stated power figure.

Calculated from the documented figures above — not a rating.

Frequently asked questions

How much power does the Grove GMK6220 have?

The Grove GMK6220 delivers 167 hp.

How much does the Grove GMK6220 weigh?

The unladen weight is 63,000 kg.

What engine does the Grove GMK6220 have?

6 cylinders.

What to check before buying

  • Check the hour meter against the service records — a replaced instrument is the most common gap.
  • Compare the data plate and chassis number with the papers.
  • Check the weights in the papers against the figures here — attachments change them.
  • Ask about parts availability for this build year — the running costs hang on it.

A general list for this type of machine — no substitute for an inspection or an appraiser.

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This page carries 12 individual figures for this model. They come from 1 recorded source; every figure can be traced there. What we cannot document is not here — we leave gaps open rather than estimate them.

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Other models in this series

AT1100

AT400

AT400S

AT422E

AT635E

AT700B

AT700D

AT745

AT755S

AT865

AT880

AT9120

Sources: [1]

Mobile crane in 3D section

Turn the model, look inside and click an assembly — each one is explained.

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