1968 Camaro Ralley Wheel Question

[MosportGreen66]

Hi All,

What code wheel would a standard 1968 Camaro coupe [with RS option] have? I believe they are 14x6 inch wheels just curious on the code.

Thank you,
Dan

[68SSCamaro]

http://www.camaros.org/suspen.shtml#Wheels

XN for drums
XG for discs