Related Clues:

• Cycles
• In very Gallic ambience, one gets fed up
• Cycles along quiet winding dales
• Quattro's quartet
• Becomes bushed
• Pirelli products
• Bike turners
• Skid-mark sources
• Goodyear products
• Stack in a pit
• Firestone specialty
• Michelins
• Auto's four
• Brad Paisley "Mud on the ___"
• You step on them