Dunlop Sport 9000 tyre - (part-worn) ?

Dunlop Sport 9000 part-worn tyre for sale. There is approximately 4mm of tread on the tyre; evenly worn. No gashes in the tread or the wall. Was previously fitted to the spare wheel of a 2003 BMW 330D and was removed as there was no longer a need for a spare wheel. Specifications of the tyre are 255/35/18Z. RRP of tyre from new is around 170. 50.