Alison Sydor was around 20 years as a cyclist in various disciplines - road racing, mountain bike and cyclo-cross racing - active and successful. 1990, 1991 and 1993 she was Canadian Champion in the road race, 1991, she also took on the road World Cup third place.
1994 Sydor both Canadian Champion in the road race as well as in mountain biking. In the same year she was mountain bike world champion. This success could still twice - 1995 and 1996 - Repeat. In 2002 she was also mountain bike world champion team. In 1998 and 1999 she won the Mountain Bike World Cup.
Four times Alison Sydor launched between 1992 and 2004 Olympic Games. At the games in Barcelona in 1992, she took twelfth place in the road race at the Games in Atlanta in 1996, she won the silver medal in mountain biking, in its further participation in fourth and fifth. In addition, she won several medals at the Commonwealth and Pan American Games.
1995 and 1996 Alison Sydor was awarded the " Velma Springstead Trophy " for the most brilliant Canadian athlete of the year. In 2007, she was inducted into the "Mountain Bike Hall of Fame " and in the "BC Sports Hall of Fame". For the election of " Canadian cyclist of the century" the magazine Canadian Cyclist in 1999, she took first place ahead of Steve Bauer and William Peden.