The Pfitzner Performance Gearbox 1st gear helical synchro upgrade kit is an excellent choice for providing added strength and security to any Stock R35 GTR transmission.
With Motorsport grade material ,wider gears ,upgraded tooth profiles and factory quite operation it's easy to see why this is the No1 upgrade for the Nissan R35 GTR. Indeed Chicago based AMS Performance achieved the worlds first 8 second 1/4 using this component.
This upgrade is a direct fit for the Nissan R35 GTR transmission and requires no computer re- programming .
R35 GT-R - 1st GEAR SET - HELICAL SYNCHRO
SKU: NI-GTR35-1ST-HC-SYN-GA