Model SizeHead AngleSeat AngleTop Tube (Effective)Seat Tube (C-T) Chainstay BB HeightWheel BaseStand Over
14"67.571.522.055914.035516.942813.935542.7108630.5777
16"6871.523.258916.040516.942813.935543.5110530.5777
18"6871.524.161318.046016.942813.935544.5113031.3795
20"6871.524.963320.051016.942813.935545.0114532.4825
Extreme X6 frame geometry based on 150mm travel fork.