HPI Racing 106116 D8S 1/8 4WD RTR Nitro Buggy Ready to race version of the World Champion D8 buggy Fitted with nitro star F3.5 engine TF-40/RF-40 2.4GHz 3-channel radio system with failsafe and drop-down steering wheel Powerful SB-5 steering servo 3mm 6061 aluminum chassis with centralized weight balance