The CHRA-GT5533R-91MM is a ball bearing center housing rotating assembly engineered by Garrett for enthusiasts and builders who demand high-flow turbocharging capability without compromise. This core assembly is built for those replacing or upgrading an existing GT5533R turbocharger with genuine Garrett engineering. It’s the right choice for serious performance applications requiring a robust, high-efficiency rotating assembly at the heart of the turbo.
Specifications
- Compressor Wheel Size: 91mm
- Bearing Type: Ball Bearing
- Model: GT5533R
- Garrett P/N: 769210-5003S
Performance & Application
This CHRA is designed for high-flow turbocharging in demanding performance applications. The 91mm compressor wheel and optimized turbine geometry work together to deliver peak efficiency across the RPM band. The ball bearing design supports the responsive, high-performance characteristics enthusiasts expect from Garrett’s GT5533R platform. This assembly suits builds where robust airflow capability and consistent performance are priorities.
Frequently Asked Questions
- Is the CHRA-GT5533R-91MM a ball bearing or journal bearing unit?
- This is a ball bearing CHRA, delivering the responsiveness and durability associated with Garrett’s ball bearing technology.
- What size compressor wheel does this CHRA feature?
- This CHRA features a robust 91mm compressor wheel, engineered with optimized turbine geometry for peak efficiency across the RPM band.
- What is the Garrett part number for this CHRA?
- The Garrett part number for this GT5533R ball bearing CHRA is 769210-5003S.
For builders seeking genuine Garrett engineering in a high-flow ball bearing CHRA, the GT5533R 91mm assembly delivers the robust core capability demanding applications require.

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