VCM TR4 / Centurion Super Pro (Harley models)

Centurion Super Pro is a Windows software designed for repair shops that are looking for more independence. Centurion Super Pro is the first tool to give independent shops the advanced diagnostic, testing, and adjustment features they need to be truly self sufficient in Harley Davidson Engine Control Unit repairs and management. Works with ALL Harley Davidson EFI ECUs:

  • Delphi
  • Marelli
  • Buell


This two way communication will allow the user to send commands to the motorcycle through TechnoResearch software as well as view powerful data received from the motorcycle. Integration of wideband oxygen sensors with ECM reported data is made easy with additional inputs to the VCM-TR4.

Centurion Super Pro Features:

  • Re-flash a Blank ECU
  • Program a VIN
  • Program a Key Fob
  • Speedometer Calibration
  • Radio & Speaker Calibration
  • ABS Bleeding & Solenoid Testing
  • Read & Clear DTCs
  • Reset Air Fuel Value
  • Adjust Idle RPM
  • Active Tests (Tachometer, Speedometer, Fuel Pump, Idle RPM, System Relay, Cooling Fan, Alarm, IAC, ACR Compression, Injector Coils, Coolant Pump, Left & Right Turn Signals)
  • LED Indicators (6th Gear, ABS Service, Battery, Check Engine, Cruise Control, High Beam, Low Fuel, Neutral, Oil, Security, Coolant Temp.)
  • View Real-time data in Strip Chart or Digital Dashboard Format
  • And more...



  • VCM-TR4
  • 4 Pin HD Adapter (TR4C001-02)
  • 6 Pin HD Adapter (TR4C002-02)
  • Extension cable (TR4B001-02)
  • USB Cable
  • Centurion Super Pro software license key
NOTE: Annual new model year updates available for download and purchase for minimal fee; see licensing for details.