Racing sledge (9)
I believe the answer is:
bobsleigh
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">racing sledge</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for bobsleigh that I've seen before include "Winter Olympic discipline" , "winter sport" , "Vehicle ridden quickly down" , "Winter transport" , "downhill racer" .)