Road legal | Key Features
- 25 km/h 250W
- 6 km/h on the throttle
- The screen is fixed; speed and throttle are not adjustable



















Disclaimer: It’s the rider’s responsibility to stay informed about local rules, ride safely, and wear appropriate protective gear, including a helmet.
Check the local laws before you purchase a bike or go for a ride. Read the full disclaimer below for more information.
Road legal | Key Features
We made B.I.G upgrades to make the Fatfish OG bolder, and brought you the Biggie.
UP TO
per charge
road-legal limit
high torque rear motor
rider + cargo
UP TO
per charge
road-legal limit
high torque rear motor
rider + cargo
UP TO
per charge
road-legal limit
high torque rear motor
rider + cargo
UP TO
per charge
road-legal limit
high torque rear motor
rider + cargo
Some brands like to claim they are the OG of Fat Tyre e-bikes. At Fatfish, we never had to claim it. We built it. And now, we've taken it further. That's a fat W.
After riding the Fatfish OG for thousands of kilometres, listening to every customer review, and pushing through real-world tests, our team knew what was next. We took everything that made the OG legendary and created the only G that matters in fat tyre e-bikes.
Introducing the OG 2.0: twice the attitude, twice the performance, and still the g.
Improved Steering Stability. The OG 2.0 feels more planted and controlled, giving you confidence at any speed.
Lighter, Easier Handling. A shorter wheelbase and refined geometry enhance urban commuting and navigation through tight spaces.
Smoother Ride Quality. The upgraded frame design delivers a more comfortable and responsive experience on every ride.
OG 2.0: Shorter wheelbase. Quicker handling. Perfect for riders under 175 cm who want an agile, connected ride.
Biggie: Longer wheelbase. Maximum stability. Perfect for riders over 175 cm who want smooth, confident rides.
Fast, Accurate, Indexed Shifting Performance with the 7-speed 14-28T Shimano Derailleur, Cassette, and Shifter.
Fatfish 48V 250W High Torque Rear Motor.
The Shimano Tourney TY Long Cage Rear Derailleur Accommodates the Biggie's 14-28T Cassette To Deliver the Wide Range of Gears that Support the Multiple Riding Modes on this Ebike.
960 Wh, Samsung Cells. Superior Weatherproofing. Up to 100 km on a Single Charge. Comes with a Battery Strap for Superior Safety.
Tektro Hydraulic Disc Brakes, featuring Motor Safety Cut Off.
Set the password to lock all display settings. Ideal for riders who want to prevent curious hands from messing with their settings. This feature keeps it all locked,
even top speed
and motor power.
Dual Hall 24 Induction Magnets Cadence Sensor.
with Dual Spring Compression for Greater Responsiveness and Longevity.
on Frame, Battery 2 years, Motor 2 years, and All Other Components 1 Year.
48 Volt | Output 48v 2A
Battery Charger, 2 Keys for the Battery, Bottle Cage, Front & Rear Light, and MIK Ready Rear Rack. Built in Horn, operated by Control Panel. USB Charging Mode for Add On Accessories.
Range is determined by riding conditions, which vary for each user and each ride.
Reinforced Rear Rack prefitted with the MIK Carrier Plate, ready for Attachin MIK Product Adaptor for easy cargo sliding on-off.
Centre-Mounted C900 LCD Console, Charge Indicator, Speedometer, Odometer, Trip Odometer, Pedal Assist Level, Clock and more
MAX LOAD: 160 kg.
BIKE WEIGHT: 35 kg including battery
TOTAL CARRYING CAPACITY: 125 kg, including cargo. No specific weight restriction on pillion rider. The total weight limit should not be exceeded.
Headlight and Taillight Powered by the Main Battery and Operated using the Control Panel positioned on the Handlebar.
Puncture-Resistant Tyres and Strong Alloy BK One-Piece Rims, make the Biggie ideal for Commmuting & Adventures.
Lightweight yet Sturdy Frame for Longevity, Matte Black, Wide-Guards with Heavy Duty Stays (Front & Rear).
Cables and Plugs on All Components for Simple and Quick Servicing and Replacement.
Alloy Handlebar, Positioned a tad bit Higher than the OG to offer more Control & Comfort to the Taller Riders.
Fast, Accurate, Indexed Shifting Performance with the 7-speed 14-28T Shimano Derailleur, Cassette, and Shifter.
Fatfish Custom Tuned 48V 250W High Torque Rear Motor
Set the password to lock all display settings. Ideal for riders who want to prevent curious hands from messing with their settings.
This feature keeps every setting locked, including
top speed and motor power.
The Shimano Tourney TY Long Cage Rear Derailleur Accommodates the Biggie's 14-28T Cassette To Deliver the Wide Range of Gears that Support the Multiple Riding Modes on this Ebike.
960 Wh, Samsung Cells. Superior Weatherproofing. Up to 100 km on a Single Charge in Eco Mode. Comes with a Battery Strap for Superior Safety.
Kamros Hydraulic Disc Brakes, featuring Motor Safety Cut Off.
Dual Hall 24 Induction Magnets Cadence Sensor.
with Dual Spring Compression for Greater Responsiveness and Longevity.
on Frame, Battery 2 years, Motor 2 years, and All Other Components 1 Year.
48 Volt | Output 48v 2A
Battery Charger, 2 Keys for the Battery, Bottle Cage, Front & Rear Light, and MIK Ready Rear Rack. Built in Horn, operated by Control Panel. USB Charging Mode for Add On Accessories.
Range is determined by riding conditions, which vary for each user and each ride.
Reinforced Rear Rack prefitted with the MIK Carrier Plate, ready for Attaching MIK Product Adaptor for easy cargo sliding on-off.
Centre-Mounted C900 LCD Console, Charge Indicator, Speedometer, Odometer, Trip Odometer, Pedal Assist Level, Clock and more
MAX LOAD: 160 kg.
BIKE WEIGHT: 35 kg including battery
TOTAL CARRYING CAPACITY: 125 kg, including cargo. No specific weight restriction on pillion rider. The total weight limit should not be exceeded..
Headlight and Taillight Powered by the Main Battery and Operated using the Control Panel positioned on the Handlebar.
Puncture-Resistant Tyres and Strong Alloy BK One-Piece Rims, make the Biggie ideal for Commmuting & Adventures.
Lightweight yet Sturdy Frame for Longevity, Matte Black, Wide-Guards with Heavy Duty Stays (Front & Rear).
Cables and Plugs on All Components for Simple and Quick Servicing and Replacement.
| Fatfish OG 2.0 — Full Specs EN15194 Certified • Road Legal | |
|---|---|
| Powertrain | |
| Motor | 250WFatfish Custom Tuned 48V 250W High Torque Rear Motor |
| Speed | 25km/hr |
| Battery | 960 Wh/ 20Ah960 Wh, Samsung Cells. Superior Weatherproofing. Up to 100 km on a Single Charge in Eco Mode. Comes with a Battery Strap for Superior Safety. |
| Range | Up to 100kmIn Eco Mode. Range is determined by riding conditions, which vary for each user and each ride. |
| Charger | Input Voltage48 Volt | Output 48v 2A |
| Drivetrain & Braking | |
| Transmission | Shimano 7 SpeedFast, Accurate, Indexed Shifting Performance with the 7-speed 14-28T Shimano Derailleur, Cassette, and Shifter. |
| Derailleur | Shimano TourneyThe Shimano Tourney TY Long Cage Rear Derailleur Accommodates the 14-28T Cassette To Deliver the Wide Range of Gears that Support the Multiple Riding Modes on this Ebike. |
| Brakes | Tektro Hydraulic Disc BrakesTektro Hydraulic Disc Brakes, featuring Motor Safety Cut Off. |
| Sensor | CadenceDual Hall 24 Induction Magnets Cadence Sensor. |
| Suspension | 60mm Front Forkwith 34mm Strong Stanchions and Knobs for Adjustment to use the Lockout Function. |
| Frame & Chassis | |
| Frame | Alluminium AlloyLightweight yet Sturdy Frame for Longevity, Matte Black, Wide-Guards with Heavy Duty Stays (Front & Rear). |
| Tyres | 20 x 4.0" Tyres & RimsPuncture-Resistant Tyres and Strong Alloy BK One-Piece Rims. |
| Cables | Marine RatedCables and Plugs on All Components for Simple and Quick Servicing and Replacement. |
| Rear Rack | MIK ReadyReinforced Rear Rack prefitted with the MIK Carrier Plate, ready for Attaching MIK Product Adaptor for easy cargo sliding on-off. |
| Display & Electronics | |
| Display | C900 LCDCentre-Mounted C900 LCD Console with 5 Level Pedal Assist, Intelligent Drive System, Charge Indicator, Speedometer, Odometer, Trip Odometer, Pedal Assist Level, Clock and more |
| Parental Lock | Set the password to lock all display settings. Ideal for riders who want to prevent curious hands from messing with their settings. This feature keeps every setting locked, including top speed and motor power. |
| Lights | LEDHeadlight and Taillight Powered by the Main Battery. |
| Capacity, Warranty & Box | |
| Max Load | 160 kgMAX LOAD: 160 kg. BIKE WEIGHT: 35 kg including battery TOTAL CARRYING CAPACITY: 125 kg, including cargo. No specific weight restriction on pillion rider. The total weight limit should not be exceeded. |
| Warranty | 3 Yearson Frame, Battery 2 years, Motor 2 years, and All Other Components 1 Year. |
| In the Box | OG 2.0Battery Charger, MIK Ready Rear Rack, 2 Keys for the Battery, Bottle Cage, Front & Rear Light, Built in Horn, operated by Control Panel. USB Charging Mode for Add On Accessories. |
| Certification | EN15194 certified — road legal. |
| Fatfish OG 2.0 — Full Specs EN15194 Certified • Road Legal | |
|---|---|
| Powertrain | |
| Motor | 250WFatfish Custom Tuned 48V 250W High Torque Rear Motor |
| Speed | 25km/hr |
| Battery | 960 Wh/ 20Ah960 Wh, Samsung Cells. Superior Weatherproofing. Up to 100 km on a Single Charge in Eco Mode. Comes with a Battery Strap for Superior Safety. |
| Range | Up to 100kmIn Eco Mode. Range is determined by riding conditions, which vary for each user and each ride. |
| Charger | Input Voltage48 Volt | Output 48v 2A |
| Drivetrain & Braking | |
| Transmission | Shimano 7 SpeedFast, Accurate, Indexed Shifting Performance with the 7-speed 14-28T Shimano Derailleur, Cassette, and Shifter. |
| Derailleur | Shimano TourneyThe Shimano Tourney TY Long Cage Rear Derailleur Accommodates the 14-28T Cassette To Deliver the Wide Range of Gears that Support the Multiple Riding Modes on this Ebike. |
| Brakes | Tektro Hydraulic Disc BrakesTektro Hydraulic Disc Brakes, featuring Motor Safety Cut Off. |
| Sensor | CadenceDual Hall 24 Induction Magnets Cadence Sensor. |
| Suspension | 60mm Front Forkwith 34mm Strong Stanchions and Knobs for Adjustment to use the Lockout Function. |
| Frame & Chassis | |
| Frame | Alluminium AlloyLightweight yet Sturdy Frame for Longevity, Matte Black, Wide-Guards with Heavy Duty Stays (Front & Rear). |
| Tyres | 20 x 4.0" Tyres & RimsPuncture-Resistant Tyres and Strong Alloy BK One-Piece Rims. |
| Cables | Marine RatedCables and Plugs on All Components for Simple and Quick Servicing and Replacement. |
| Rear Rack | MIK ReadyReinforced Rear Rack prefitted with the MIK Carrier Plate, ready for Attaching MIK Product Adaptor for easy cargo sliding on-off. |
| Display & Electronics | |
| Display | C900 LCDCentre-Mounted C900 LCD Console with 5 Level Pedal Assist, Intelligent Drive System, Charge Indicator, Speedometer, Odometer, Trip Odometer, Pedal Assist Level, Clock and more |
| Parental Lock | Set the password to lock all display settings. Ideal for riders who want to prevent curious hands from messing with their settings. This feature keeps every setting locked, including top speed and motor power. |
| Lights | LEDHeadlight and Taillight Powered by the Main Battery. |
| Capacity, Warranty & Box | |
| Max Load | 160 kgMAX LOAD: 160 kg. BIKE WEIGHT: 35 kg including battery TOTAL CARRYING CAPACITY: 125 kg, including cargo. No specific weight restriction on pillion rider. The total weight limit should not be exceeded. |
| Warranty | 3 Yearson Frame, Battery 2 years, Motor 2 years, and All Other Components 1 Year. |
| In the Box | OG 2.0Battery Charger, MIK Ready Rear Rack, 2 Keys for the Battery, Bottle Cage, Front & Rear Light, Built in Horn, operated by Control Panel. USB Charging Mode for Add On Accessories. |
| Certification | EN15194 certified — road legal. |
Important Information
All Products sold by Fatfish Bikes are designed for recreational use. Laws and regulations for their use vary across Australian states and territories. It’s the rider’s responsibility to stay informed about local rules, ride safely, and wear appropriate protective gear, including a helmet. Any guidance or information provided by Fatfish Bikes is general in nature and may not apply to every individual situation.
It is your responsibility to check the applicable local laws relating to your intended use of the vehicle on roads, footpaths, shared paths, bicycle lanes, and bicycle paths.
Please refer to our Terms and Conditions for more information.
To protect our customers from fraudulent activity, we conduct a quick security check on all orders over $500. In some cases, if we suspect unusual activity, this check may also apply to smaller orders.Orders are only confirmed once the security check is complete. Our team may contact you by email or phone to verify details as part of this process. Delivery timeframes begin after order confirmation, and we will work efficiently to keep your order on track.Thank you for your understanding, as this step helps ensure a safe and secure shopping experience for you.
All orders are dispatched within 3–5 business days from Gold Coast, this is followed by a delivery time frame. Delivery times typically range from 3–5 business days for metro areas and 7–14 business days for rural and remote locations. Excludes WA, NT and remote areas. For Standard Shipping, we offer free delivery on orders over $99, excluding bulky items. Orders under $99 will incur a $9.90 flat shipping fee.
Please note: While every attempt will be made for you to receive your order as per these delivery timeframes, occasional inconsistencies in logistics and stockouts may occur.
We also offer a Click & Collect service, allowing you to order online and conveniently pick up your items in-store at no extra cost. Make sure to collect your order within 7 days from when you're notified that your order is ready.
Please note: While every attempt will be made for your order to be processed as per the delivery timeframes stated, occasional inconsistencies in logistics and stock outs may occur.
For products available for pre-order, please check the ETA provided for stock availability.
The ETA indicates when stock will be ready, not the delivery date. Once stock is available, your order will be processed, and standard shipping times will apply.
$14.00 Express Shipping option is available for non-bulky items, usually arriving next business day in metro areas. Express shipping is not available for e-bikes and for delivery to WA, NT and remote areas.
Please note: While every attempt will be made for you to receive your order as per these delivery timeframes, occasional inconsistencies in logistics and stockouts may occur
Want to test ride the Fatfish OG? Contact or visit one of our stores near you!
Want to test ride the Fatfish Step? Contact or visit one of our stores near you!
Want to test ride the Fatfish Biggie? Contact or visit one of our stockists near you!