several companies began manufacturing mountain bikes in the late 1970's and early 1980's - by the 1990's mountain biking as a competitive sport gained massive popularity. rio de janeiro state, boasting sunny weather and mountainous terrain, has become a mecca for mountain bike races.

one of the most notable races is the taça brasil de mtb xco located in campo largo - it is a two day event which features cross country racing for a variety of age groups. this sought after race takes place in rio each year, and some of the biggest names in mountain biking compete for champion titles.