Welcome to Chain Reaction NZ

Since 2000, we have helped thousands of Christchurch riders achieve their goals. We support our cycling community through trail building, athlete support, sponsoring local club races and by offering great service with the best bikes and gear available. Our friendly, helpful staff are all riders and keen to help you enjoy bikes as much as we do. Come in, have a look, get some advice and maybe take a bike for a spin. We're happy to help.

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


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

These prices are for in-store bikes only. Stock is limited. Contact us for availability of a specific model and size.

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Latest from the blog.


All-New Turbo Kenevo SL

The Kenevo SL combines the Enduro's superb handling and all-out speed with the Specialized SL 1.1 motor in a lightweight package that rips down the trail with the power to climb up and do it again.

Read on


S-Works Aethos Founder's Edition

The Specialized S-Works Aethos Founder's Edition is built purely for the love of riding. Limited to 300 worldwide, this is the one and only Aethos Founder's Edition in New Zealand and we're really excited to deliver it to one of our best customers.

Read on


All-New 2021 Stumpjumper

The all-new Stumpjumper combines the lightness and pedalling efficiency of the Epic Evo and capability of the Stumpjumper Evo into one awesome all-around trail bike. From after work trail rides in the Port Hills to all-day Craigieburn missions, this new Stumpjumper is the lightest, most efficient, most all-around capable Stumpjumper ever.

Read on


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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.


Let's stay in touch.