GARRETT G-SERIES G57 2750 CHRA G57-2750, G57-102mm, P/N: 880546-5019S

The Garrett G57-2750 CHRA delivers the core of Garrett’s renowned G-Series platform in ball-bearing form, built for enthusiasts who demand rapid spool-up without sacrificing top-end power. This CHRA is engineered for high-boost street and competition builds where consistent, reliable power delivery is non-negotiable. It’s the ideal foundation for tuners and shops building custom turbo systems around a proven, high-performance core.

Specifications

• Compressor Wheel Size: 57mm
• Turbine Wheel Size: 52mm
• Bearing Type: Ball Bearing
• Turbine Housing A/R Ratio: 0.72
• HP Capacity: Up to 750 HP
• Garrett P/N: 880546-5019S
• Also Known As: G57-2750, G57-102mm

Performance & Application

Built on Garrett’s G-Series architecture, this CHRA is designed for high-boost street and competition applications where quick spool-up and sustained power delivery are critical. The ball-bearing core provides the responsiveness needed for demanding driving conditions while maintaining the durability required for competition use. This platform suits builders targeting serious power levels who need a turbo core capable of handling aggressive boost strategies without compromising throttle response.

Frequently Asked Questions

What HP can the G57-2750 CHRA support?

This CHRA is rated for up to 750 HP.

Is this a ball bearing or journal bearing CHRA?

The G57-2750 is a ball-bearing CHRA.

What is the A/R ratio of the turbine housing?

This CHRA features a 0.72 A/R turbine housing.

What does G57-2750 or G57-102mm refer to?

These are alternate names for the Garrett G57-2750 CHRA, Garrett P/N 880546-5019S.

For builders who need a ball-bearing core capable of supporting up to 750 HP with the quick-spooling response demanded by high-boost street and competition setups, the Garrett G57-2750 CHRA delivers proven G-Series performance in a compact, high-output package.