Go By Bike

Commute To Work, Ride for Fun, and more...

Since 1912

Diamond Cycle | Bike Repair & Ski Repair Specialists

Welcome to Diamond Cycle

Diamond Cycle caters to a full range of cycling enthusiasts in the Montclair, New Jersey area from families to professional riders, mountain bikers to road racers, kids to adults. Diamond Cycle, originally established in 1912, offers its customer a unique combination of world class bicycles, equipment and apparel, knowledgeable sales, and expert service.

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Women's Bikes

Men's Bikes

Kids' Bikes

Fall Riding Essentials

Gear can make or break your ride, make every ride a good one this season. We've got everything you need, browse our catalog online or stop into the store today.

Shop Kids Bikes - Monclair, NJ

Kids' Bikes

Introduce your kids to the fun and freedom of cycling. With bikes available for all ages and stages, you can get your kids started off right. Cycling helps develop balance and instill healthy habits. It also gives children a sense of freedom and responsibility that builds confidence on and off the bicycle.

Shop Folding Bikes at Diamond Cycle- Montclair, NJ

Folding Bikes

Your bike takes you places, now you can take it with you. Check out our selection of lightweight, portable folding bikes perfect for any commute. We carry top brands including Brompton & Tern & you can even build your own custom Brompton! Visit us to test ride a folding bike today!

Our Services 

To keep your bike in tip-top shape it needs to be maintained regularly, so bring it on in to our experienced mechanics to get the job done right. We handle everything from rentals, to repairs to fittings. If you've got cycling needs or questions we are your go-to complete bike shop in Montclair.

best Bike Rentals- Montclair, NJ


We have a great selection of affordable bike rentals and Historical Monclair self-guided bicycle tours for all ages & abilities. Visit our bike rentals page for more information or give us a call today!

Service your bike- Montclair, NJ

Service & Repair

Whether your bike is in need of a tune-up, a major overhaul or a minor repair our knowledgable mechanics have got you covered. The sooner you bring your bike in the sooner we can get you back on the saddle. 

Ride Right- get fit at Diamond Cycles

Right Ride Fitting System

We are excited to announce that we will be offering Giant Bicycle's "Right Ride" fitting system in store! More to come on this soon!

Shop Giant Bicycles - Montclair, NJ

Shop Giant Bicycles - Monclair, NJ

No matter what type of bike you're looking for, Giant is sure to make one just right for you. Swing by our store and we'll walk you through all the great features of Giant's amazing bicycles!

Shop Cannondale Bicycles- Montclair, NJ

Cannondale bicycles are ultra responsive, super fast and totally fun, which is why both professional cyclists and weekend warriors love them. Stop by the shop to see these amazing bicycles in person.