Claas Arion 520 Generations
Not sure which Claas Arion 520 generation you have? It's usually tied to the build year range printed on your registration document. Pick the matching one below.
The Claas Arion 520 was built across 1 generations in our catalogue, and each one can carry a different set of engines and ECU types. Picking the right generation here keeps the engine list — and eventually the performance numbers — accurate to the actual car.
Frequently asked questions
Do all Claas Arion 520 generations support the same tuning stages?
No — available stages depend on the specific engine in that generation, not the model as a whole. Once you pick your engine, its performance page shows exactly which stages apply.
Does turnaround time differ between Claas Arion 520 generations?
Not meaningfully — most Claas Arion 520 files across generations are handled within a few hours of upload, regardless of which ECU the generation uses.
Is my Claas Arion 520 generation supported for safe remapping?
If it's listed in our catalogue, yes — every engine in every generation shown here has been worked before, with stage limits set to stay within that engine's mechanical margins.
How do I know which Claas Arion 520 generation I have?
Check your vehicle registration document for the build year, or look up the chassis code — both narrow it down to one of the generations listed here.