CLAAS Arion 640 4WD
Series: ARION
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The CLAAS Arion 640 is a tractor from the Claas 4WD Tractor series. The six-cylinder engine, displacing 6.8 litres, produces 155 hp (110.1 kW). Rated speed is 2,200 rpm.
Design speed is 50 km/h. Unladen, it tips the scales at 7,214 kg.
Within the range, rated power spans from 74.1 to 517 hp; with 155 hp, the Arion 640 sits in the mid-field. Directly alongside are the Arion 630 C with 150 hp below and the Axion 810 with 203 hp above.
Technical data
Engine
| Engine model | ECE R 24correct |
|---|---|
| Power | 155 hp (110.1 kW)correct |
| Rated speed | 2,200 rpmcorrect |
| Cylinders | 6correct |
| Displacement | 6,789.2 cm³correct |
Dimensions and weights
| Ground clearance | 541correct |
|---|---|
| Unladen weight | 7,214 kgcorrect |
Drivetrain and chassis
| Gearbox type | powershift transmission speeds 6correct |
|---|---|
| Forward gears | 24correct |
| Reverse gears | 24correct |
| Tyre size | Front 16.9 R 28, Rear 20.8R38correct |
| Top speed | 50.1 km/hcorrect |
Working data
| Pump flow | 110.2 l/mincorrect |
|---|---|
| Hydraulic pressure | 200correct |
| Fuel tank capacity | 330.1 lcorrect |
Other data
| Height | 3,057.1correct |
|---|
Where this model stands
Power-to-weight ratio: 15.3 kW/t (110 kW / 7.2 t)
Power class: Large (100–180 hp)
Stronger than 84% of the tractors in the register — out of 15,240 models with a stated power figure.
Calculated from the documented figures above — not a rating.
Frequently asked questions
How much power does the CLAAS Arion 640 have?
The CLAAS Arion 640 delivers 155 hp.
How much does the CLAAS Arion 640 weigh?
The unladen weight is 7,214 kg.
What engine does the CLAAS Arion 640 have?
6 cylinders, 6,789 cm³ displacement.
How fast does the CLAAS Arion 640 go?
Top speed is 50.1 km/h.
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.
- Load the hydraulics and watch for sag.
- 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.
We do not sell machines. We ask the dealers who carry this model and come back with price and lead time.
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This page carries 17 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
ARION 470
ARION 470 (A73)
ARION 510 CMATIC
ARION 550
ARION 550 CMATIC
ARION 570 CMATIC
ARION 610C
ARION 620C
ARION 630C
ARION 650 CMATIC
ARION 660
ARION 660 CMATIC
Sources: [1]
Tractor in 3D section
Turn the model, look inside and click an assembly — each one is explained.