Enduro mountain biking is a type of mountain bike racing where the downhills are timed, and the uphills are mandatory but not timed). Riders are timed in stages that are primarily downhill. Enduro differs from cross-country (XC) racing, which usually has more emphasis on cardiovascular fitness and less emphasis on technical ability, and pure downhill racing, which may contain little to no cross-country or climbing). Enduros All Mountain discipline therefore favors riders with a breadth of skill, on multi-discipline cycles).

Enduro races are made up of multiple downhill stages, which are timed to generate the events result, while the uphills are liaisons. Each enduro race has a different style, fitness, and skill requirement, and often a set of rules unique to each event. Enduro is meant to be a fun, approachable, and exciting form of mountain biking.

Enduro bikes and trail bikes are two of the most popular types of mountain bikes. Enduro bikes should be great descenders, inspiring confidence by delivering a stable and predictable ride on even the fastest and roughest trails. When climbing, an enduro bike should be comfortable, placing the rider in an efficient pedaling position to spin back up to the top of the hill before taking on the next timed stage. Trail bikes, on the other hand, are designed with pure riding fun in mind, offering riders a platform that will eke every bit of enjoyment out of their riding.

In summary, enduro mountain biking is a type of mountain bike racing where riders are timed in stages that are primarily downhill, and the uphills are mandatory but not timed. Enduro bikes are designed to be great descenders and comfortable climbers, while trail bikes are designed for pure riding fun.