In the 1990s, when the mountain bike boom was in full swing, many riders desperately wanted components that were both durable and lightweight, which could withstand the harsh conditions of racing. The first XTR series, which was released under such circumstances, was equipped with functions that were intuitively wanted by riders, strongly supporting riders in their search for victory. XTR, which has gained the full confidence of riders, has evolved as a components group symbolizing the subsequent development of mountain bike racing.