[1] At the age of 16, Kerr was working in a local shoe factory and later joined the Ballymena Road Club.
[2] However, as a junior cyclist, Kerr initially had to give up the sport due to a back injury.
[4] After successful physiotherapy, Kerr won multiple club races and national championships in the 1970s.
[1] He also competed at three editions of the UCI World Championships in the late 1970s and early 1980s.
[1] Kerr was part of the Irish team for the 1980 Summer Olympics in Moscow, finishing in 41st place in the individual road race.