Yamaha YFZ450R DC-PRO / DC-6 Rear Shock LinkageThe Lone Star Racing DC PRO and DC 6 outer linkage is made from laser cut machined 4130 tubing and plate, and the Inner linkage is made from billet aluminum. It comes with the bearings and seals already installed; all you need to do is re use the OEM inner pivot tubes, dust caps and bolts. Some advantages to the DC PRO and DC 6 linkage over the others, is that its lighter than stock. You can remove the shock and lower bolt without having to pull apart