Goodyear Flight Mate butyl tubes are the perfect complement for Goodyear and other brand name aircraft tires. They offer superior air retention in a wide range of temperatures, and dramatically reduce time spent maintaining proper tire pressure.
A new tube should be used when installing in a new tire. Tubes, like tires, grow in service, taking a permanent set of about 25% larger. This makes a used tube too large to use in a new tire which would cause a wrinkle and lead to a leak.
Goodyear airplane innertubes are manufactured to rigid standards