Related Clues:

• It goes around and around
• With 64-Down, mechanics' crowbars
• Lose zip
• Jade
• Retread, e.g.
• Michelin offering
• Turnpike roller
• Lose interest
• Need to take a break
• Get knocked out
• Ring to ride on
• It's worn on a road trip
• It may go flat
• See 64 Across
• Unicycle need