Related Clues:

• Loses steam
• Bridgestones or Michelins
• They thrive on inflation
• Wagon rollers
• They're worn on road trips
• Turnpike rollers
• Road runners
• Bicycle wheels
• Bicycle rollers
• Important people, slangily
• Spares, e.g.
• Convertible quintet
• They may roll off the production line
• A bicycle's built for two
• Large chunks of cheese