Variant 1
ECU- Catalog engine
- 690 67HP
- Controller brand
- KEIHIN
- ECU
- KM21
- Stock power
- 67 HP
- ECU SW
- KM210EU19I0851
- ECU HW
- 613.41.031.300
HUSQVARNA · KM21 ECU
HUSQVARNA 701 KM21 tuning files
Here is what the catalog holds for the HUSQVARNA 701 on the KM21. The matched variants sit between 67 and 67 HP from the factory. Stage 1 and Stage 2 are the safe starting points for this platform. Your file is built against the exact ECU software on the car, then operator-verified.
Available solutions
Solutions that apply to the KM21 on this vehicle platform. The exact set depends on the specific engine and software version.
Engine variants & ECU software
1 distinct variant for the HUSQVARNA 701 on the KM21 ECU. Reference the engine and controller software when you upload.
Related vehicles
Other vehicles built on the KM21 controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the HUSQVARNA 701 on the KM21?
Stage 1, Stage 2. The exact set depends on the specific engine and software version.
Do you cover the KM21 ECU software on this model?
Yes — the HUSQVARNA 701 on the KM21 ECU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.
How is the file delivered?
Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.