Super Sized Cycles: Custom Bicycles made for heavy bike riders

Call: 1.877.690.1879

In Bicycles and in People: Strong is Beautiful

I purchased a bike from you last December. I love it! We camp a lot and my wife and I spent a lot of time riding our bikes when we travel.

- Joe, South Carolina, US.

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Built Strong

They're not just Heavy-Duty,They're better!

Every Detail is attended to...
...assuring you a bike that will provide safety, comfort, and a great ride. See what makes Zize Bikes Special.
It's the small things that Make a BIG Difference

See the Zize Bikes Difference

Our bikes are built strong with high quality components. View product demo
Zize Bikes® Guarantee of Quality

Try it—You'll Love it

Order the bike you want, and if you're not thrilled with it, you have 90 days to return it for a full refund.
What do you do forExercise and Fun?

Your Workout
Easy to fit in, fun to do, and has no fees attached.
Our FounderA message from the Super Sized Cycles president.

Our Founder: Joan Denizot
The President and Founder, Joan Denizot developed Zize Bikes out of need. Not only her need, but the needs of millions of Americans who would like to ride a bike built for them and built with safety in mind. Read More

Premium Bikes for Riders of All Sizes

Welcome to Super Sized Cycles. Take a look around and see our assortment of bicycles, electric bikes and tricycles, and decide which one is right for you. At Super Sized Cycles we design and custom build our frames around your needs and equip our bikes with the strongest components on the market. You will love your new bicycle from Super Sized Cycles, and we guarantee it!

Key things to make sure your bike is up to the task of supporting you:

A Steel Frame: You can't break or crack it, and it supports your weight and ride
Strong rims and spokes: No warping from heavy weight
Wider tires: They stay pumped and resist breakage due to weight.
Wide, metal pedals: Broad and sturdy, strong enough for our weight
A Big, Comfortable Saddle: Wide, well-padded, and comfortable

Buy a Bike From Super Sized Cycles Today. It's Guaranteed.

At SuperSizedCycles.com, we sell only bikes that are built strong enough for our Zize customers. So what is it that makes our bikes so special?

We're the only builders of bikes that carry up to 550 pounds.
Extensive selection including bicycles, tricycles, and electric bikes.
Zize Bikes are unmatched in quality of parts, materials, and construction.
Superior design and construction.
We carry a wide array of Zize-appropriate accessories, each one tested to be the best for your use.
Toll-free support in choosing the best bike and for technical questions. Best prices on the best products.

If you find one of our products for less, let us know and we'll match it!*

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