I tested 25, 28, 30, and 32 mm tires. The fastest tire was nearly six seconds per mile faster than the slowest.

From steep climbs to rugged singletrack, these 5 hardtails and 5 full suspension bikes impressed our experts. See which ...

Like a lot of other factors involved in mountain biking, setting the air pressure of the tires is a matter of compromise. Keep them too soft, and you can’t go as fast as you’d like on smooth stretches ...

Flared drop bars, fat tires, longer chainstays, low gearing and an occasional dropper post or element of suspension. It’s the latest trend in the bicycle industry, and we have so many names for it.

Forbes contributors publish independent expert analyses and insights. Larry Olmsted is a bestselling author who covers travel, food & sports This article is more than 9 years old. From the ski towns ...