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GEHL Compact Loader
121 PS — Tuning File

121 PS stock power · V420 - 3.6L · Diesel
Vehicle Data
BrandGEHL
ModelCompact Loader
GenerationV420 - 3.6L
FuelDiesel
Stock Power121 PS / 90 kW
Tuning Potential
STAGE1
135 PS +14
Power
+14 PS
Gain
ECU Remap — GEHL Compact Loader 121 PS

The GEHL Compact Loader 121 PS (Diesel, 121 PS) can be tuned with a Stage 1 ECU remap to 135 PS — a gain of +14 PS without any hardware modifications. Our tuning files target the original ECU software and optimise parameters such as injection timing, boost pressure and fuel maps to unlock the full performance potential.

All tuning files at ecufiles.io are developed and tested by experienced engineers. The original ECU file is always preserved — the remap is 100% reversible at any time.

Frequently Asked Questions
What does an ECU remap do on the GEHL Compact Loader 121 PS?
An ECU remap (chiptuning) modifies the engine control unit software to optimise parameters like injection timing, turbo boost pressure and fuel delivery. On the 121 PS, this typically results in more power, better throttle response and improved fuel efficiency at part load.
How much power gain is possible with Stage 1 on the 121 PS?
Stage 1 brings the 121 PS from 121 PS to 135 PS — a gain of +14 PS. No hardware modifications are required, making it the most popular and cost-effective tuning option.
Is chiptuning reversible on the GEHL Compact Loader?
Yes. We always save the original ECU file before applying any remap. The tuning can be fully reversed to factory settings at any time.
How fast do I receive the tuning file?
We process orders Monday to Friday from 08:00–20:00 and Saturday from 10:00–16:00. Most tuning files for the GEHL Compact Loader are delivered within 1–3 hours after uploading your original file.

Order Tuning File for GEHL Compact Loader

Upload your original file — we deliver the right tuning file for your 121 PS. Fast, secure, credit-based. B2B access for chiptuning professionals.

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