6140M.4.5L 140hp Stage 1 tuning

The John Deere 6Mserie 6140M.4.5L 140hp produces 140 hp and 640 Nm as standard. The YASTUNING Stage 1 remap file takes it to 170 hp and 780 Nm, a gain of +30 hp and +140 Nm. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.