The Garrett Supercore G-XRace GXR45-76 is a genuine 76mm GXRace turbocharger core built for high-horsepower applications demanding serious top-end capability. Designed for enthusiasts and professional builders pushing well beyond stock power levels, this Supercore delivers the wheel geometry and housing configuration needed to support massive airflow. It’s the foundation for a build engineered to make big power reliably.
Specifications
- Compressor Wheel Inducer: 76.7mm
- Compressor Wheel Exducer: 109mm
- Compressor Housing A/R: 0.85
- Turbine Wheel Inducer: 89mm
- Turbine Wheel Exducer: 82mm
- Turbine Wheel Trim: 84
- HP Capacity: 1650HP Capable
- Garrett P/N: 952766-5001S
Performance & Application
The GXR45-76 Supercore is built for extreme performance applications where four-digit horsepower is the target. This platform is engineered for builders constructing high-boost, high-output turbo systems that require a core capable of supporting massive power figures. As part of the Garrett GX-Race45 lineup, it represents the upper end of Garrett’s race-focused core offerings for serious performance builds.
Frequently Asked Questions
- What HP can the GXR45-76 support?
- The Garrett Supercore GXR45-76 is rated as 1650HP capable.
- What is the compressor housing A/R ratio?
- The compressor housing A/R ratio is 0.85.
- What size is the compressor wheel on the GXR45-76?
- The compressor wheel measures 76.7mm inducer and 109mm exducer.
- What turbine wheel trim does the GXR45-76 use?
- The turbine wheel trim is 84, with an 89mm inducer and 82mm exducer.
For builders targeting serious four-digit horsepower, the genuine Garrett GXR45-76 Supercore delivers the proven GX-Race45 architecture needed to get there.
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