 Do you love the idea of riding a bicycle for fitness and fun, but no longer want to balance on two wheels? Ajo Bikes is Tucson's recumbent bike headquarters. Most have three wheels and a comfortable reclined seat rather than a saddle, and inherently more stable than conventional bikes. Tucson's largest selection of recumbent electric, mountain, road, and children's bikes at Ajo Bikes, 1301 East Ajo, 294-1434. Ajo and Benson. Ajo Bikes.