Hitachi Construction Machinery Crawler Excavator Denso 275722-1530 ECU Remap & Tuning
Power
99 HP / 74 kW
Fuel
Diesel
Version
ZX135US 3.0L
Model year(s)
2021
Vehicle
- Make
- Hitachi Construction Machinery
- Model
- Crawler Excavator
- Model years
- 2021
Powertrain
- Engine
- Zx135us 3.0L
- Fuel
- Diesel
- Stock power
- 99 HP / 74 kW
- Stock torque
- 375 Nm
ECU Identification
- ECU
- Denso 275722-1530
Explore the Hitachi Construction Machinery Crawler Excavator as a working agricultural machine: compare factory output with the available tuned figures, then review the ECU access method and farm-focused tuning choices.
Available tuning options
Performance 2
VGT delete
Emissions & anti-pollution 4
DPF off We take no responsibility for legal actions as a result of disabling a DPF system, this may be illegal in your country. You must perform a forced regeneration or reset all DPF levels before reading the ECU. DPF must be removed after.
EGR off We take no responsibility for legal actions as a result of disabling a EGR system, this may be illegal in your country.
AdBlue / SCR off We take no responsibility for legal actions as a result of disabling a SCR / ADBLUE / DEF system, this may be illegal in your country.
DTC You must clear codes before writing tuned file.
Driveability & comfort 2
Speed limit raised We take no responsibility for legal actions as a result of a raised speed limiter, this may be illegal in your country.
Exhaust flap off
Services, files & hardware 2
Send us your ECU Includes standard bench fee processing for 1 ECU and NZ return freight. Include a send in ECU form fully filled out with your ECU.
Return file to original
Installation and process
Tell us how the machine works today and where it needs improvement: heavy draft work, transport, PTO load, harvesting or fuel efficiency. After the exact engine and ECU are confirmed, the original file is read through the supported OBD, Bench or Boot method. The calibration is prepared for that tractor or agricultural machine, written back and checked under its normal working load.
Support, safety, and trust
Agricultural engines spend long periods under sustained load, so a useful calibration is about controlled torque delivery and dependable operation, not a peak dyno number alone. Cooling system condition, servicing, fuel quality, tyres, ballast and implement load can all change the result. Published figures are a guide for the listed configuration and final suitability is confirmed from the machine and ECU details.
Frequently asked questions
Can the Hitachi Construction Machinery Crawler Excavator Denso 275722-1530 be tuned?
This machine appears in the Eco Tractor Tune agricultural catalogue. We confirm the fitted ECU, software version and access method before tuning because equipment can vary by market, model year and factory specification.
What gains can I expect?
Exact output is confirmed from the machine, ECU identification and intended agricultural workload.