Nothing sticks to the ground quite like a coil shock. DHX2 now utilizes a monotube design to further increase durability, all while preserving its unparalleled 4-way adjustability. More traction. More support. More control. DHX2 is the winning gravity coil shock for Downhill and Enduro racing. Coil spring not included. Need help determining which spring fits you and your bike? Check out the FOX spring calculator here.