Broadcast new story, gripping motoring item (4,4)

I believe the answer is:

snow tyre

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'gripping motoring item' is the definition.
The definition suggests a singular noun which matches the answer.

'broadcast new story' is the wordplay.
'broadcast' indicates anagramming the letters (letters scattered or cast around).
'new'+'story'='newstory'
'newstory' is an anagram of 'SNOW TYRE'.

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(Another definition for snow tyre that I've seen is " Winter item for car".)

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