★★★★★
Best bike shop experience I have had
I mentioned it was for my son's birthday and they added a birthday box to the kit. He was over the moon.
Proper bikes for growing riders
Just right. For real life.
Light, reliable bikes for parks, neighbourhood rides and the trip to school.
Dual-inspected
Fast Australia-wide shipping
Start with their height
One range. Three growing sizes.
Choose the wheel size that fits now. Every Vortex is built for the everyday riding children actually do.
Vortex 20
The birthday bike they will keep choosing.
Light enough to enjoy, capable enough for park paths, grass, gravel and the everyday ride around home.
107-130 cm
Weight: 11.4KG
$349.00$459.00
Shop the 20″
20″
Vortex 20" Kids Mountain Bike - Disc Brakes, Lightweight Alloy Frame
Vortex 24
Ready for longer rides and bigger weekends.
A comfortable step up for school runs, family rides and children who have started asking to go a little further.
119-143 cm
Weight: 12.6KG
$359.00$469.00
Shop the 24″
24″
New Vortex 24" Kids Mountain Bike - Disc Brakes, Lightweight Alloy Frame
Vortex 26
A proper bike that keeps up as they grow.
For taller children who still need an honest everyday bike, without paying for race-level equipment they will not use.
144-164 cm
Weight: 13.7KG
$369.00$499.00
Shop the 26″
26″
Vortex 26" Mountain Bike – Light Alloy Frame, Shimano 8-Speed, Disc Brakes
Made for real childhood
Park laps. School mornings. One more ride before dinner.
This is not a miniature race bike. It is a good, dependable bike for the places children ride most.
A birthday they rememberA gift that feels exciting on day one and useful long after.
At home in the parkComfortable on shared paths, grass and light gravel.
Built for the neighbourhoodEasy family rides and short trips to school.
The parts that matter
The good stuff. None of the overkill.
Not a heavy supermarket steel bike. Not an expensive specialist build packed with equipment most children do not need.
Shimano gears
Tektro brakes
Alloy frame
KMC chain
A proper bike, at a price that still makes sense for a growing child.
From Australian parents
Good bikes make happy birthdays.
Real experiences from families already riding with Seal.
★★★★★
Rides well and easy to assemble
It arrived mostly assembled. We had it ready to ride in around 30 minutes with basic tools.
★★★★★
Exactly what I hoped for
Very reasonably priced, sturdy and well engineered. It gives a smooth, confident ride.
Find the one that fits now.
Start with their height. We will help you choose a Vortex they can ride comfortably and confidently.
Why Choose SEAL Cycles?
$
Simple Pricing
No confusing models or upgrades. Pick your size, that's it.
✓
Quality Guaranteed
SHIMANO components, aluminum frames, reliable brakes on every bike.
⚡
Fast Delivery
In stock and ready to ship. No waiting months for your bike.
Affordable High Value
At Seal Cycles, being affordable doesn’t mean low quality—it means offering high value. Our bikes are crafted with aluminum frames and Shimano parts, ensuring durability and performance. Every bike undergoes a dual inspection process to guarantee top quality before it gets to you.
Tailored for Kids, Youth, and New Riders
Our bikes are designed for kids, youth, and beginners who want a dependable and comfortable ride. Whether it's for commuting, riding to school, or enjoying a casual ride along trails, beaches, or parks, Seal Cycles has the perfect bike. We focus on creating solid, everyday bikes—not ones meant for extreme stunts or professional riding.
