The Garrett G30-900 reverse rotation turbocharger is engineered for enthusiasts and builders who demand precise compressor and turbine matching in a compact, high-flowing V-Band package. This configuration is purpose-built for installations requiring reverse rotation and V-Band connections on both the compressor and turbine sides, making it a strong choice for custom manifold and plumbing setups. Backed by Garrett’s ball bearing platform, this unit is designed to deliver a responsive, durable core for serious performance applications.
Specifications
- Rotation: Reverse Rotation
- Compressor Wheel Inducer: 62mm
- Compressor Wheel Exducer: 76mm
- Compressor Wheel Trim: 65
- Compressor Housing A/R: 0.72
- Compressor Housing Inlet: 4 Inch
- Compressor Housing Outlet: 2 Inch
- Turbine Housing A/R: 0.83 A/R O/V
- Turbine Wheel Inducer: 60mm
- Turbine Wheel Exducer: 55mm
- Turbine Wheel Trim: 84
- Turbine Housing Inlet: 3 Inch O.D. V-Band
- Turbine Housing Outlet: 3.55 inch (90mm) O.D. w/81mm centering ring V-Band
- Bearing Type: Ball Bearing
- Garrett P/N: 880698-5014S
Performance & Application
This G30-900 reverse rotation turbo is suited to compatible engines requiring a V-Band compressor and turbine interface along with reverse rotation compressor wheel orientation. The ball bearing core design supports quick spool characteristics while the compressor and turbine wheel sizing is intended to balance responsiveness with strong top-end airflow. This configuration is well suited to custom turbo system builds where V-Band inlet and outlet connections simplify fabrication and installation. Enthusiasts building high-performance setups requiring precise reverse rotation compatibility will find this unit purpose-matched for that need.
What’s Included
- Oil Feed (1mm) Restrictor Fitting to -4AN
- Two Coolant Fittings to -6AN
- Turbine Housing Inlet & Outlet V-Band Clamps
Frequently Asked Questions
- Is the Garrett G30-900 a ball bearing or journal bearing turbo?
- The Garrett G30-900 (P/N 880698-5014S) features a ball bearing design.
- What A/R ratios are available on this G30-900 config




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