Includes bibliographical references (page 31) and index.
Contents:
Big race -- Dirt bike traction -- Treaded tire -- Dirt bike speed -- Dirt bike diagram -- Dirt bikes in action.
Summary:
"Dirt bike racers soar over jumps and race through mud to the finish line. From motocross and supercross tracks to freestyle motocross, see dirt bikes in action and learn about the design that makes it possible for bikes and their riders to get big air."--Provided by publisher.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.