Related Clues:

• Only thing guitarists use w/their feet
• Stepped on by guitarists
• Things in trunks
• Golf cart foursome
• Bicycling couple?
• Focus quartet
• Retreads, e.g
• Becomes exhausted
• Car's four
• Spares, maybe
• Bicycle features
• Dunlop offerings
• Piano trio?
• Auto wheels
• Quartet on a car