JOHN DEERE · L14-L15 ECU

JOHN DEERE 7550 L14-L15 tuning files

The JOHN DEERE 7550 on the L14-L15, mapped from stock file to finished result. The matched variants sit between 582 and 582 HP from the factory. 2 distinct variants are catalogued here. Stage 1 and Stage 2 are the safe starting points for this platform. We match the right calibration to your exact software and validate it before delivery.

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Available solutions

Solutions that apply to the L14-L15 on this vehicle platform. The exact set depends on the specific engine and software version.

Stage 1Stage 2

Engine variants & ECU software

2 distinct variants for the JOHN DEERE 7550 on the L14-L15 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU
Catalog engine
13500 582HP
Engine code
6135HZ009
Controller brand
PHOENIX
ECU
L14-L15
Stock power
582 HP
ECU SW
SW60410A
ECU HW
RE520954
Calibration
RG6135G000336

Variant 2

ECU
Catalog engine
13500 582HP
Controller brand
PHOENIX
ECU
L14-L15
Stock power
582 HP

Related vehicles

Other vehicles built on the L14-L15 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the JOHN DEERE 7550 on the L14-L15?

Stage 1, Stage 2. The exact set depends on the specific engine and software version.

Do you cover the L14-L15 ECU software on this model?

Yes — the JOHN DEERE 7550 on the L14-L15 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.

JOHN DEERE 7550 L14-L15 ECU Tuning Files | TuningBay