Your cart is currently empty
The Fatfish Biggie is a powerful fat tyre e-bike built for adventure, comfort, and everyday riding. With 4-inch wide tyres, a stable frame, and a relaxed upright position, it delivers confidence on all terrain, providing smooth electrical assistance.
Meet the Fatfish Biggie, the ultimate ride for those who want power, style, and endurance in one beast of an e-bike. Whether you’re tearing up the streets or cruising to your next adventure, the Biggie’s got your back with top-tier components and serious performance.
Power-Packed Performance: Rocking a Fatfish 48V 500W High Torque Rear Motor, which can be unlocked to 750W and delivers a peak output of 1080W.
Massive Range: A 960Wh Samsung-cell battery gives you up to 100 km in Eco Mode, so your ride lasts longer than your playlist. Plus, it’s built with superior weatherproofing and comes with a safety strap for your battery.
Shimano 7-Speed Precision: The Shimano Tourney derailleur & 14-28T cassette ensure crisp, reliable shifting so you can handle any terrain like a pro.
Next-Level Stopping Power: Kamros hydraulic disc brakes with motor cut-off mean you’re always in control, no matter the conditions.
Smooth Suspension: A 60mm front fork soaks up bumps for a cushy ride.
Tough & Ready: Built on a lightweight yet sturdy aluminium alloy frame, featuring marine-rated cables for easy servicing.
Commuter & Adventure-Ready: Puncture-resistant 20” x 4.0” tyres on one-piece alloy rims give you the perfect mix of grip and durability.
Smart Display & Controls: The centre-mounted C900 LCD shows speed, trip info, battery life, and more. The built-in horn, turn signals, and USB charging make it city-proof.
Cargo-Friendly: A MIK-ready reinforced rear rack lets you slide cargo on and off effortlessly.
Max Load: Carry up to 160 kg, including gear, groceries, or whatever else you need.
With a 3-year frame warranty, 2 years on battery and motor, and 1 year on all other components, the Biggie isn’t just an e-bike, it’s an investment in next-level riding.
Time to roll in style. Jump on a Biggie and make every ride legendary.
NSW Safety & Compliance
Electrical Safety Approval
Approval details: Not provided by manufacturer at time of listing. Please contact us for available compliance documentation.
Safety Certifications
EN 15194 Status
❌ Not EN 15194 Compliant
This e-bike is legally supplied during the NSW transition period. From 1 March 2029, only EN 15194-compliant e-bikes may be lawfully used on NSW roads and road-related areas.
Use only the supplied approved charger. Follow all charging and battery safety instructions in the user manual