Pro Fill Air Chuck

Expensive! But an awesome tool for hard to air tires. US Patent 9,649,898

Clymer Shop Manual

In 2004 Clymer released a manual for the Concours. Better late than never! They were wise to consult members of COG in preparation for it's release. Covering all years from 1986 to 2006, 450 pages of stuff you need to know.