DOC #CERT-410B-1C3A-39A9
08.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
08.09.2026
John Deere 8Rserie
All 8285R 285hp Diesel
Original
285HP
1334 Nm
Stage 1
310HP
1500 Nm
+25 HP / +9% +166 Nm / +12%
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.