Tyre’s grooved surface (5)
I believe the answer is:
tread
(Other definitions for tread that I've seen before include "Trample" , "March" , "Stomp heavily" , "Part of sole" , "pace" .)
I believe the answer is:
tread
(Other definitions for tread that I've seen before include "Trample" , "March" , "Stomp heavily" , "Part of sole" , "pace" .)