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• a  of or relating to vehicles with four wheels

• But when four-wheeled technology becomes road-ready, it will find a willing customer base in China.
• With propeller, wings and tail removed (a simple job for one man), it becomes a four-wheeled auto.
• Executives in Detroit still talk about his dramatic entrance at an auto show last year riding a Tomahawk, a one-of-a-kind four-wheeled motorcycle.

• four-wheel

News & Articles

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• 'One way' Ragan returns focus to 4-wheeler at Kentucky Speedway
  STATESVILLE, N.C. (June 25, 2013) - His cross-country hauler drive now behind him, David Ragan is back to focusing on his four-wheeled vehicle that will tackle the rough Kentucky Speedway this weekend. The 1.5-mile oval in Sparta, Ky., is bumpy and abrasive and is known to give tires a beating. The No. 34 Taco Bell team will prepare to handle those bumps in the road as they head to ... Keep ...
  June 26, 2013 - Motorsport.com
• Rover roams Chile desert to prepare for life hunt on Mars
  By Katia MoskvitchSpace.comA solar-powered rover is searching for microbes beneath the parched surface of Chile's Atacama Desert on a mission that could aid the Mars life hunt down the road.The four-wheeled rover, named Zoe, began a two-week field campaign in the Atacama on June 17. Its work could help NASA decide how best to equip its next Mars rover, which is set to launch toward the Red ...
  June 25, 2013 - NBC NEWS
• Teen seeks return of specialized bicycle
  Before Matthew Blum, 14, went to sleep Thursday night, he secured his $800 specialized four-wheeled bicycle to a post. Friday morning, he awoke to discover that it had been stolen.
  June 22, 2013 - Corvallis Gazette-Times