The Garrett GTX4202R CHRA is a purpose-built center housing rotating assembly engineered for enthusiasts chasing serious power without sacrificing responsiveness. Built around Garrett’s proven GTX-R ball bearing platform, this core is designed for tuners and builders who demand quick spool characteristics paired with strong top-end capability. It’s the right choice for anyone upgrading a modified engine that needs a turbocharger core capable of handling increased boost and airflow demands.
Specifications
- Compressor Wheel: 62mm
- Turbine Wheel: 56mm
- Bearing Type: Dual ball bearing
- Garrett P/N: 451888-5044S
Performance & Application
This CHRA is designed for modified engines ranging from 2.0L to 3.5L displacement, making it a versatile core for a wide range of performance builds. The dual ball bearing design delivers quick response and robust low-end spool, giving drivers a turbocharger that comes on boost promptly while still supporting sustained performance. It’s an excellent fit for enthusiasts looking to bridge strong low-end torque delivery with the durability needed for aggressive street or track use. Builders seeking a responsive core that doesn’t sacrifice spool characteristics for top-end power will find this platform well suited to their needs.
Frequently Asked Questions
- What is the compressor wheel size on the GTX4202R CHRA?
- The GTX4202R CHRA uses a 62mm compressor wheel.
- What is the turbine wheel size on the GTX4202R CHRA?
- The GTX4202R CHRA uses a 56mm turbine wheel.
- Is the GTX4202R CHRA a ball bearing or journal bearing design?
- It features a dual ball bearing design, which enables quick response.
- What engines is the GTX4202R CHRA compatible with?
- This CHRA is designed for modified 2.0L-3.5L engines.
For builders who need a responsive, ball bearing core capable of handling serious modified engine power, the Garrett GTX4202R CHRA delivers the low-end spool and durability to back up an aggressive build.

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