DOC #CERT-F570-5BBC-EBEE
14.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
14.09.2026
John Deere 9Rserie
All 9620 R - QSX - 15.0L - 620hp - Box Diesel
Original
620HP
2800 Nm
Stage 1
755HP
3000 Nm
+135 HP / +22% +200 Nm / +7%
Estimated Power and Torque Curve
Customer
Chassis
Date
Signature
Stamp
NOTICE: This document represents estimated values based on database information. It is not valid as official certification without the original handwritten signature and physical stamp of the authorized technician. Performance values may vary based on vehicle condition, fuel quality and operating environment.