Fatfish

Fatfish Grime Fat Tyre E-Bike

The Fatfish Grime Fat Tyre E-Bike is a purpose-built all-terrain electric bike designed for riders who want serious performance without compromising on comfort or practicality. At its core is a Fatfish custom-tuned high-torque 190 mm extra-large motor delivering 250 W of power, paired with a 52 V 20 Ah battery built with premium 21700 Samsung cells for reliable, long-lasting performance. Power delivery is managed by a 52 V high-performance brushless motor controller, with two Hall 24 magnetic cadence sensors ensuring smooth and responsive pedal assist.

 

The Grime's suspension setup is built for confidence on rough terrain. A 20-inch double shoulder front fork with adjustable rebound and compression handles the bumps up front, while the fully adjustable rear suspension with custom shock bumper keeps things planted at the back. Combined with 20" x 5.00" fat tyres, you get maximum stability, traction, and all-terrain control in any condition. Shifting is handled by a Shimano Tourney FT 7-speed derailleur with Rapidfire Plus lever, a 52T chainwheel, and 160 mm cranks for efficient power transfer and better stability on any surface.

 

Comfort and convenience are well covered with the Fatfish Signature Dual Passenger Flat Seat with high-grip texturised fabric, a wide custom-bend handlebar to reduce wrist stress, Fatfish footpegs, standard pedals with reflectors, and 20-inch front and rear mud flaps. Stopping power comes from 4-piston hydraulic brakes with a motor cut-off function and a 203 mm double-thickness rotor, while a high-quality load-bearing kickstand and a heavy-duty cargo rack supporting up to 25 kg make the Grime a capable everyday companion.

 

Visibility and control are fully covered with a vintage-style headlight powered by the main battery, rear tail lights with turn signals, and a C900 LCD console featuring a parental lock to password-protect motor output and top speed, giving riders and parents alike full peace of mind on every ride.

Regular price
$3,599.00 AUD
Unit price
per
Tax included

Colour

Gloss Black

Pay in 4 interest-free installments of $133.12 with

Description
  • The Fatfish Grime Fat Tyre E-Bike is a bold, all-terrain electric bike built for riders who demand power, stability, and style. Featuring a custom-tuned 250 W high-torque motor, 52 V 20 Ah Samsung cell battery, 20" x 5.00" fat tyres, and full front and rear suspension, the Grime is ready for any road — or no road at all. With a dual passenger flat seat, heavy-duty cargo rack, 7-speed Shimano gearing, and 4-piston hydraulic disc brakes, this e-bike is as practical as it is capable. Supports a maximum total load of 125 kg.
  • Before using this vehicle, check applicable local laws relating to your intended use of the vehicle on roads and road-related areas.
What's Included

Assembly when collected in-store and first free service. Free shipping Australia-wide

Fatfish Grime Fat Tyre E-Bike
Gloss Black
Regular price
$3,599.00 AUD
Unit price
per

Fatfish Grime Fat Tyre E-Bike

Colour

Gloss Black

Featured Specs

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C900 LCD console with parental lock

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Vintage-style headlight

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Full Suspension

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Dual Passenger Seat

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C900 LCD console with parental lock

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Vintage-style headlight

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Full Suspension

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Dual Passenger Seat

F a t f i s h   G r i m e   F a t   T y r e   E - B i k e

  • System
  • Motor
  • Speed
  • Battery
  • Range
  • Two Hall 24 magnetic cadence sensors
  • Fatfish custom-tuned high-torque 190 mm extra-large motor, 250 W
  • 25 km/h capped for public road use
  • 52 V 20 Ah with 21700 Samsung cells
  • 70–90 km with pedal assist
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Bike specification

  • Frame
  • Fork
  • Wheels
  • Tyres
  • Gearing
  • Brakes
  • Pedals
  • Seat
  • Weight
  • Capacity
  • Warranty
  • Aluminum-Alloy Frame
  • 20-inch double shoulder fork with adjustable rebound and compression
  • 20-inch fat wheels
  • 20" x 5.00" fat tyres
  • Shimano Tourney FT 7-speed derailleur with 7-speed Rapidfire Plus shift lever
  • 4-piston hydraulic brakes with motor cut-off function, 203 mm double-thickness rotor
  • Standard Fatfish pedals with reflectors
  • Fatfish Signature Dual Passenger Flat Seat with high-grip texturised fabric
  • Not Specified
  • Maximum total load 125 kg (100 kg rider + 25 kg cargo)
  • Manufacturer Warranty

eBike Technology

  • System
  • Motor
  • Speed
  • Battery
  • BMS
  • Range
  • Display
  • Two Hall 24 magnetic cadence sensors
  • Fatfish custom-tuned high-torque 190 mm extra-large motor, 250 W
  • 25 km/h capped for public road use
  • 52 V 20 Ah with 21700 Samsung cells
  • Not Specified
  • 70–90 km with pedal assist
  • C900 LCD console with parental lock

Fitted accessories

  • Lights
  • Lock
  • Phone Holder
  • Bottle holder
  • Carrier Rack
  • Mudguards
  • Kickstand
  • Vintage-style headlight powered by main battery; rear tail lights with turn signals
  • Not Included
  • Compatible
  • Included
  • Heavy-duty cargo rack, holds up to 25 kg — not suitable for carrying passengers
  • 20-inch front and rear mud flaps included
  • High-quality load-bearing kickstand

Visit us

210 Harris Street,
Pyrmont, Sydney, 2009

Email
info@sydneyebikerentals.com.au

Phone number
0480 018 349

Support Hours

Monday: 9am - 5pm
Tuesday: 9am - 5pm
Wednesday: 9am - 5pm
Thursday: 9am - 5pm
Friday: 9am - 5pm
Saturday: 10am - 4pm       
Sunday: Closed

D o n ' t   t a k e   o u r   w o r d   f o r   i t

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G o t   q u e s t i o n s ?   W e ' v e   g o t   y o u !   🚴

How do I choose the right e-bike?

Let us know what you’re looking for — or visit us in-store and we’ll walk you through 5 simple questions to match you with your perfect ride:

Fill our our sales enquiry form for more info here

 Do sales come with a warranty?

Yes — all sales include a 12-month parts warranty. Labour time is not included, but we’re always happy to assist with service and repairs and can work with our suppliers for after sales support to ensure you feel safe and secure on your new wheels. 

 Do I need to book a test ride?

No bookings required — just drop in!

We’ll help you test ride multiple bikes or discuss options that suit your needs.Tip: Call ahead or message us first to confirm availability of the specific model you’re after.

What bike styles do you stock?

We stock Australia’s largest range, including:

  • Step-throughs
  • Commuters
  • Folding bikes
  • Fat-tyre
  • Mountain
  • Cargo bikes

Don’t see what you want? Ask our team, and we’ll be able to source it!

 How much do your bikes cost?
  • New e-bikes: from $1,500
  • Second-hand models: from $600, depending on stock

All bikes are fully supported and serviceable by our in-house mechanics.

Can I ride home the same day?

Yes! If your bike is in stock, we’ll assemble and prep it so you can ride straight out the door upon payment.

What’s the battery range per charge?

Between 30 – 115 km depending on:

  • Battery size (9 Ah – 17 Ah)
  • Rider weight
  • Terrain and riding style

Ask our friendly staff or look at the specs of the bike your after for more info! We’re happy to help. 

 High torque or low torque — what’s the difference?
  • High torque: better hill climbing and carrying heavier loads
  • Low torque: better efficiency and battery life on flat terrain
Do you ship?

Yes — we deliver locally across Sydney and can ship nationally for a delivery fee.

We also partner with supporting stores across Australia to assist with assembly where possible.

Do you assemble the bikes?

Absolutely. Our mechanics have 15 + years’ experience and are among the most qualified in the country.

Do you offer after-sale support?

Yes — your first service is free!

We’re also always available to provide ongoing maintenance, tune-ups, repairs, and support to keep your bike running perfectly as part of our workshop department.

🚴‍♂️ Sales Enquiry Form

Interested in purchasing an eBike? Complete the quick and easy form below and we'll get back to you ASAP!

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