Type of tyre (6)
I believe the answer is:
radial
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">type of tyre</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for radial that I've seen before include "Moving out from the centre" , "tread on it" , "tire (American)" , "Coming from centre" , "Like a starburst explosion" .)