Template:Cathead motorcycle decade/doc

Usage
First parameter: The year beginning the decade, e.g. 1950.

Pages using this template will be automatically added to 3 categories:
 * Category:Motorcycles by decade
 * Category:21st-century motorcycles (or other century as appropriate)
 * Category:Vehicles introduced in the YYY0s if it exists, or if not
 * Category:YYY0s in transport if it exists, or if not
 * Category:YYY0s