The Garrett G-Series G40-900 is a purpose-built turbocharger unit engineered for enthusiasts and racers who demand aggressive boost response without sacrificing top-end flow. Its high-flow 62mm compressor wheel paired with a V-band in/out turbine housing makes it a serious choice for street and racing applications that require both quick spool and sustained power delivery. This is the turbo for builders who refuse to compromise between response and capacity.
Specifications
- Compressor Wheel Inducer: 62mm
- Compressor Wheel Exducer: 88mm
- Compressor Wheel Trim: 51
- Compressor Housing A/R: 0.80
- Turbine Wheel Inducer: 77mm
- Turbine Wheel Exducer: 70mm
- Turbine Wheel Trim: 84
- Turbine Housing A/R: 1.19
- Turbine Housing Flange: V-Band In/Out
- Bearing Type: Ball Bearing
Performance & Application
Built around a high-flow 62mm compressor wheel and a 0.80 A/R compressor housing, the G40-900 delivers aggressive boost for both street and racing applications. The 77mm turbine wheel combined with the 1.19 A/R V-band turbine housing enables fast spool while maintaining reliable performance across a wide RPM range. Ball-bearing construction ensures quick transient response, making this unit well suited for builds that demand both immediate throttle response and strong sustained output.
Frequently Asked Questions
- What size is the compressor wheel on the G40-900?
- The G40-900 uses a high-flow 62mm compressor wheel with an 88mm exducer and a 51 trim.
- Is the G40-900 a ball bearing or journal bearing turbocharger?
- The G40-900 features ball-bearing construction, enabling fast spool and reliable performance across a wide RPM range.
- What is the A/R ratio of the turbine housing?
- The turbine housing on this unit has a 1.19 A/R and uses a V-band in/out flange configuration.
- What compressor housing A/R does the G40-900 use?
- The compressor housing on the G40-900 has a 0.80 A/R, delivering aggressive boost for street and racing applications.
For builders seeking a turbocharger that balances rapid spool with sustained high-RPM flow, the Garrett G40-900 with its 62mm compressor wheel and 1.19 A/R V-band turbine housing stands out as a proven, race-ready solution.
Reviews
There are no reviews yet.