JOHN DEERE · L14-L15 ECU

JOHN DEERE 7450 L14-L15 tuning files

Tuning file coverage for the JOHN DEERE 7450 running the L14-L15 ECU. The matched variants sit between 560 and 560 HP from the factory. 5 distinct variants are catalogued here. For this platform the dependable path begins with Stage 1 and Stage 2. Your file is built against the exact ECU software on the car, then operator-verified.

Upload your file →All 7450 coverage

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

5 distinct variants for the JOHN DEERE 7450 on the L14-L15 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU
Catalog engine
13500 560HP
Controller brand
PHOENIX
ECU
L14-L15
Stock power
560 HP

Variant 2

ECU
Catalog engine
13500 560HP
Engine code
6135HZ006
Controller brand
PHOENIX
ECU
L14-L15
Stock power
560 HP
ECU SW
SW51259J
ECU HW
RE520954
Calibration
RG6135L019184

Variant 3

ECU
Catalog engine
13500 560HP
Engine code
6135HZ006
Controller brand
PHOENIX
ECU
L14-L15
Stock power
560 HP
ECU SW
SW51259K
ECU HW
RE520954

Variant 4

ECU
Catalog engine
13500 560HP
Engine code
6135HZ006
Controller brand
PHOENIX
ECU
L14-L15
Stock power
560 HP
ECU SW
SW51259F
ECU HW
RE520954

Variant 5

ECU
Catalog engine
13500 560HP
Engine code
6135HZ006
Controller brand
PHOENIX
ECU
L14-L15
Stock power
560 HP
ECU SW
SW51259E
ECU HW
RE520954

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 7450 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 7450 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 7450 L14-L15 ECU Tuning Files | TuningBay