Garrett GTX2860R Gen II Supercore 849894-5001S – Standard Rotation | 46MM Compressor Inducer

SKU: 849894-5001S
Brand: Garrett

The Garrett GTX2860R Gen II Supercore turbocharger is part of the high-performance GTX Gen II series—engineered for racing applications that demand faster boost response, broader horsepower range, and enhanced efficiency. Retaining the proven GT-series foundation, this Gen II upgrade incorporates forged fully-machined compressor wheels with refined aerodynamics, ceramic dual ball bearings, and an improved ported shroud for surge resistance.

This Supercore is oil and water-cooled, designed for use with an external wastegate setup, and optimized for engines ranging from 1.4L to 2.5L displacement, supporting horsepower output between 200 to 475 HP depending on build and tuning.

Key Features

• Gen II compressor aerodynamics for increased flow and horsepower potential

• 46mm compressor wheel inducer with forged, fully-machined construction

• Ceramic dual ball bearing cartridge for high efficiency and durability

• Ported shroud housing design for improved surge resistance

• Integrated speed sensor port (sensor sold separately)

• Not CARB Legal

Turbocharger Specifications

Compressor Wheel:

• Inducer Diameter: 46mm

• Exducer Diameter: 60mm

• Material: Forged, Fully Machined

• A/R Ratio: 0.60

Turbine Wheel:

• Inducer Diameter: 54mm

• Exducer Diameter: 47mm

• Trim: 76

• Material: Inconel

General Configuration:

• Product Line: GTX Gen II

• Frame Size: 28

• Rotation: Standard

• Cooling Type: Oil & Water

• Bearing Type: Ceramic Dual Ball Bearing

• Wastegate: External

Engine Compatibility

• Displacement Range: 1.4L – 2.5L

• Horsepower Range: 200 – 475 HP (varies based on modifications and tuning)

Note: Maximum allowable turbocharger speed is 185,000 RPM. Operating above this limit is at the owner's risk and may cause damage or premature failure. Use of a speed sensor (sold separately) is recommended for overspeed monitoring.

Included

• GTX2860R Gen II Supercore Assembly (no turbine housing included)

Important Notice

This product is designed exclusively for professional racing vehicles operated on closed courses. It is not legal for use on public roads and may affect vehicle warranty or compliance certifications. Installation and use are at the user’s own risk. Always consult with your vehicle manufacturer and review local regulations before modifying your vehicle.