Garrett TO4R Dual Ball bearing upgrade for 408105-0338 fitted in the T04B turbocharger - Has 76 Trim Turbine Wheel with 74mm Inducer diameter and with 76mm 60 Trim Compressor Wheel - Available in various other trim sizes and for other applications - Please call for advice. 757197-5001S Dual Ball bearing Core Assembly / CHRA is a direct replacement for 757197-0001.
