Electric Bikes

What Makes a Fat Tyre E-Bike Street Legal

A fat tyre e-bike is street legal in Australia when it is EN15194-certified. That means a 250W motor, pedal-assist, with the motor's assistance cutting off at 25km/h. A bike that meets that standard is treated the same as a regular bicycle, so no licence and no registration. The fat tyres make no difference to that, which is where the confusion comes from. A fat tyre bike is exactly as legal as any other bike, as long as it meets the EN15194 spec.

We stock street legal fat tyre e-bikes across our brands, as well as higher-powered off-road models for riders who want more grunt. Both are part of the range. If you would like a hand working out which model fits what you are after, give us a call and we will talk it through. The choice is always yours, we are just here to help.

Motor Power

Motor power drives hill-climbing, acceleration and top-end grunt, and it is also what defines a street legal bike. 250W is the street legal spec. Higher-powered models, typically 500W to 1000W, give more power for riders who want it. Which suits you depends on what you are after, and we are happy to help you weigh it up.

Battery and Range

Battery capacity is measured in watt-hours. Bigger battery, more range. Claimed range figures are always best-case, calculated on flat ground with a light rider on low assist. Expect less with hills, a heavier rider, throttle use and cold weather. Ask us for the honest real-world number on the model you are considering rather than trusting the spec sheet.

Brakes and Suspension

Hydraulic disc brakes are the standard worth having. A fat tyre e-bike is heavier and faster than a normal bike, and mechanical brakes struggle with that. Hydraulics give stronger, more consistent stopping with less lever effort, and they need less adjustment over time. Front suspension smooths out rough paths and gutters. Dual suspension adds comfort for longer rides and rougher ground.

Tyres

Fat tyres are the whole point. They give grip, stability and comfort across a mix of sealed roads, gravel, dirt, tram tracks and sand. They soak up bumps that would rattle a skinny-tyre bike, and they hold a line confidently in the wet. The trade-off is weight and a bit more rolling resistance, which the motor handles.

Battery Care and Safety

Look after the battery and a quality e-bike lasts for years. Charge with the supplied charger, avoid storing the battery fully flat or fully charged for long periods, do not charge unattended overnight, and keep it out of extreme heat. Battery safety is exactly why buying genuine product from an authorised dealer with local support matters. Cheap grey-import batteries with no certification and no local warranty are the ones that cause problems. If a battery ever swells, smells or behaves oddly, stop using it and bring it to us.

The Brands We Carry

Super73 is the cult Californian brand, retro-moto styling, huge global community and premium build. We are the official Melbourne dealer. Fatboy is Australian-designed fat tyre, premium parts at a sharper price, built for our conditions. FlightRisk is performance-focused with full suspension and hydraulic brakes across the FR range. Amp'd Bros is Australian fat tyre with serious spec across the Ace and Stubbie range, plus a kids model.

What We Do That a Box-Mover Does Not

Every bike we sell is professionally assembled and safety-checked in our Richmond workshop before it goes out the door. Not flat-packed to your porch for you to figure out. We are an authorised Australian dealer for every brand we carry, so you get genuine product, valid warranty and no grey-import risk. Frosty's in-house workshop handles servicing, spare parts, repairs and warranty seven days a week. We hold stock and spares in Melbourne. And we have demo bikes you can actually ride before you commit, which on a purchase this size matters more than any spec sheet.