Possible Clues:

• Tyre trader relocating around end of June
• Recycled tire
• After the accident, finally studied the tyre
• Not an original
• Old tyre made new
• One way to cure baldness?
• On time to pick up tyre that's been mended
• "What's wrong with the first one?" work
• Used tyre
• One much improved in rubber is to have another walk-over