I think is 2 spacers, one at each side for a 68mm shell and MTB 73mm cranks. I don't remember ever using spacers or wavy washers in the spindle of threaded GXP bottom brackets, only on pressfit.
Reading the manuals it's always a good place to start https://www.sram.com/en/service/models/bb-gxp-a1
I think is 2 spacers, one at each side for a 68mm shell and MTB 73mm cranks. I don't remember ever using spacers or wavy washers in the spindle of threaded GXP bottom brackets, only on pressfit.
Reading the manuals it's always a good place to start https://www.sram.com/en/service/models/bb-gxp-a1