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Grove RT620S

Series: Grove Rough Terrain Crane

Source: https://www.truck1.eu/construction-machinery/all-terrain-cra

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The Grove Rough Terrain Crane series from Grove includes the RT620S. The engine delivers 105.9 kW, has 8 cylinders, with a displacement of 8,259.1 cm³. The engine comes from Cummins Diesel. Torque is 410.8 Nm. Rated speed is 2,600 rpm. The unladen weight is 21,764 kg. The wheelbase measures 2,896.1 mm. Ground clearance is 661.4 mm. The tank holds 189.3 litres. The gearbox has 6 forward gears. There are also 6 reverse gears. Maximum torque is reached at 1,800 rpm. The hydraulic tank holds 312.7 litres. The electrical system runs on 24 V. The engine fitted is the V-504C. Tyre size: 16,00 x 24. The Grove Rough Terrain Crane series covers 81 models. Rated output within it ranges from 78 to 447.4 kW; the RT620S sits at the bottom of that range with 105.9 kW. Its immediate neighbours are the RT58E below it with 97 kW and the RT500D above it with 108.1 kW. 338 Grove models across 8 series are on record. The model is listed under Cranes & access platforms. 19 verified figures from 1 source are on file.

Technical data

Engine

Engine makeCummins Dieselcorrect
Engine modelV-504Ccorrect
Power105.9 kWcorrect
Rated speed2,600 rpmcorrect
Torque410.8correct
Speed at max. torque1,800 rpmcorrect
Cylinders8correct
Displacement8,259.1 cm³correct
Aspirationnaturally aspiratedcorrect

Dimensions and weights

Wheelbase2,896.1correct
Ground clearance661.4correct
Unladen weight21,764 kgcorrect

Drivetrain and chassis

Gearbox typeFull powershift transmissioncorrect
Forward gears6correct
Reverse gears6correct
Tyre size16.00 x 24correct
System voltage24 Vcorrect

Working data

Hydraulic oil capacity312.7 lcorrect
Fuel tank capacity189.3 lcorrect

Where this model stands

Power-to-weight ratio: 4.9 kW/t (106 kW / 21.8 t)

Stronger than 13% 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 RT620S have?

The Grove RT620S delivers 106 kW.

How much does the Grove RT620S weigh?

The unladen weight is 21,764 kg.

What engine does the Grove RT620S have?

8 cylinders, 8,259 cm³ displacement.

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 19 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

GRT655

GRT655L

GRT8100

GRT880

RT1650

RT38

RT400

RT48

RT49

RT500C

RT500D

RT500DXL

Sources: [1]

Mobile crane in 3D section

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

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