The Firestone All-Terrain Powerline was built for maximum durability off-road and proven on-road dependability.

When Alton Degenhardt suggested lower inflation pressures of farm equipment tires would reduce soil compaction, his customers were skeptical.

By 2020, Bridgestone Corp. will either upgrade or replace 100% of its products. It can do that in part because it spends $1 billion: a year on research and development.