Welcome to Chain Reaction.

Since Chain Reaction first opened in 2000, we have helped thousands of cyclists achieve their cycling needs and dreams. We support the biking community through events, trail building, rides, seminars and athlete support. Our friendly, helpful staff all ride, from the commuter, the road rider, trail, downhill and BMX. We all have one thing in common, we love bikes and want to help you enjoy them as much as possible.

Call in and meet us, get some advice and maybe take a bike for a spin. We have exceptional gear to offer and want to help you get the most out of your bike.

We are a group of passionate cyclists and skilled individuals. Professional, energetic and engaged in the community, we're happy to share our bike passion with the people of Canterbury. Independently owned, we've been selling and servicing bikes and gear since 2000.

4/218 Moorhouse Ave, Christchurch, NZ
03 943 4925

Get directions


Mon-Fri 8:30-5:30
Sat 9-5
Sun 10-4



We're on the YouTubes.


SouthernCross CX - Tandem Edition

We had 7 tandems battling it out at Hagley Park for the 5th round of the SouthernCross CX series in Christchurch and it was epic.

Watch on YouTube


SouthernCross CX - Spencer Park

With a Le Mans start on the beach, steep sandy chutes and loose pine needles everywhere, Spencer is a techy course that's always fun for the crowd.

Watch on YouTube


SouthernCross CX - Lake Roto Kohatu

Fast and loud, here are the highlights from Round 3 of SouthernCross CX at Lake Roto Kohatu.

Watch on YouTube


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The Tandem Edition

We had 7 tandems battling it out at Hagley Park for the 5th round of the SouthernCross CX series in Christchurch and it was epic

Read on


Spencer's Sandy Steeps

With a Le Mans start on the beach, steep sandy chutes and loose pine needles everywhere, Spencer is a techy course that's always fun for the crowd.

Read on


All-New Fuse Is the Ultimate Party Bike

The all-new Fuse has been redesigned to be the ripper trail hardtail. With a new aggressive geometry, a sorted no-nonsense alloy frame and solid component spec, the new Fuse is made to have fun.

Read on


We service all brands of bikes.

We have a professional, comprehensive workshop capable of servicing all bike brands, from a quick tune-up to full suspension servicing and custom builds. The boys have years of experience, are trained up on all the latest and greatest tech and are avid cyclists who care about your bike as much as you do.

Book a service online.


Comfort, performance and efficiency.

Body Geometry Fit offers benefits to all rider types, mountain or road. It's a comprehensive process that creates the perfect union between bike and body. Our trained Body Geometry Fit technicians can have you on your way to a pleasant, healthy riding experience.

Learn more.

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