Chain Reaction is the Ultimate Corporate Bike Challenge that raises money for sick children by challenging senior executives who have a passion for cycling and an awareness of their corporate social responsibilities, to ride a 1,000 plus kilometre course in 7 days or 300 kilometres in 3 days.
Upcoming Events

2026 Melbourne Chain Reaction Challenge
1 Mar 2026
$0
Raised of $1,000,000 goal

2026 Brisbane Chain Reaction Challenge
22 Mar 2026
$0
Raised of $1,000,000 goal

2026 Sydney Chain Reaction Challenge
25 Apr 2026
$0
Raised of $1,000,000 goal