Related Clues:

• Highway toll unit
• It may have a linchpin
• Wheel connection
• What a driver takes
• Drivetrain connection
• Wheel supporter
• Move in a circle
• Unicycle part
• Revolutionary car part?
• Turner on a game show
• A semi lacks a front one
• Wagon roller
• Shaft under the floorboard
• Drivetrain component
• Bar between Pirellis