Sidekick Fat PRO 3 (2025)
Sidekick Fat PRO 2.0 - Alter Ego Bikes
Sidekick Fat PRO 2.0 - Alter Ego Bikes
Sidekick Fat PRO 2.0 - Alter Ego Bikes
Sidekick Fat PRO 3 (2025)
Sidekick Fat PRO 3 (2025)
Sidekick Fat PRO 3 (2025)
Sidekick Fat PRO 2.0 - Alter Ego Bikes
Sidekick Fat PRO 2.0 - Alter Ego Bikes
Sidekick Fat PRO 2.0 - Alter Ego Bikes
Sidekick Fat PRO 3 (2025)
Sidekick Fat PRO 2.0 - Alter Ego Bikes
Sidekick Fat PRO 2.0 - Alter Ego Bikes
Sidekick Fat PRO 2.0 - Alter Ego Bikes
Sidekick Fat PRO 2.0 - Alter Ego Bikes
Sidekick Fat PRO 2.0 - Alter Ego Bikes
Sidekick Fat PRO 2.0 - Alter Ego Bikes
Sidekick Fat PRO 3 (2025)
Sidekick Fat PRO 3 (2025)
Sidekick Fat PRO 3 (2025)
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Sidekick Fat PRO 3 (2025)

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Retail Price
$2,499.00
FACTORY DIRECT
$2,499.00
Retail Price
$3,199.00
Currently Out of Stock
Unit price
per 

Shipping calculated at checkout!

IT'S BACK, AND IT'S EVEN BETTER THAN EVER

The Sidekick Fat PRO is the ultimate bike for the adventurous weekend warrior who loves to explore the great outdoors, whether it's camping, mountain biking, or cruising along the beach. It's equipped with a uniquely designed hidden battery in the seat post, giving it the appearance of a regular bike at first glance. Plus, it can accommodate riders ranging from 5'3" to 6'7" and weighing up to 300 lbs. With 4 different riding modes, including normal bike mode, pedal assist mode, cruise control mode, and throttle mode, the Sidekick Fat PRO is ready for anything.

 SPECIFICATIONS  

Battery
LG 48V 15AH / 720WH Lithium Ion

LG 21700 CELLS UL CERTIFIED
Hidden in seat post
Removable Battery

Battery Charger
D-POWER 54V 2.8A Fast Smart Charger
Over/Under Voltage Protection
Optional Dual Battery Configuration

LG 48V 20Ah Range Extender
Additional 120km Range!

Charging Time

4-5 hours

Motor
1092W Peak Output

MXUS 48V 500W Nominal Output
Geared Brushless Motor
Torque 80Nm.
Complies with Canadian laws!

Ride Modes

Responsive On Demand Thumb Throttle
5-Level Pedal Assist
Manual 

Throttle
Responsive Thumb Throttle

Left Side

Controller

KT Sine Wave 48V 20A

Display

LCD
USB charge port

PAS Sensor

KT-V12 Double Hall Speed Sensor

Top Speed

32km/h**
Complies with Canadian laws!

iPAS Range

Up to 100Km with single battery
Up to 230Km with dual batteries

Frame
6061 Aircraft Aluminum Alloy 

iFold 3 Folding System

Suspension
WB800 Air Suspension Fork

Adjustable w/lockout
Rear Horst Linkeage Suspension

Handle Bar

22.2*31.8*640mmL, 3.0mm,6°

Hand Grip

Velo VLG-1505D2 130/130mm

Stem
Patented Thick Stem

Aluminum-Alloy 6061, 8°, Fold to right side

Headset

Aluminum with Bearing, 28.6*56-56*30/39.8 H:14mm

Wheel

Aluminum Alloy integrated wheel for fat tire

Tires

CST Custom
All Terrain
20" x 4"
Puncture Resistent 

Crankset
Prowheel PRO-552PP-1,

Steel Ring with double Plastic Cover, 52T
All Black
170mm Crankarms

Bottom Bracket

BB96 164 29.5+100+34.5

Chain

KMC Z7 1/2"*3/32"*132 Links

Rear Derailleur
Shimano RD-TY300

7-Speed
Derailleur Guard

Cassette

Shimano AMFTZ5007428/MF-TZ500 7 Speed

Shifter
Shimano SL-M315-RD

7-Speed
Rapid-Fire Shifter

Brakes
NUTT Hydraulic Disk Brake

Front & Rear 160mm
Dual Piston

Front Light

STAR UNION QD-139/48V
Integrated LED

Rear Light
Integrated Tail Light

Brake Light

Seat Clamp
Double Clamp
Seat Post Lock w/2 Keys
Fenders

Aluminum Alloy, Black

Assembly
Arrives 95% Pre-Assembled in the box

Comes fully assembled if picking up at our Abbotsford Warehouse

Actual product may vary slightly from the pictures on our website.

*Range estimate is based on estimated use at Level 1 PAS. Range is not guaranteed and will vary depending on terrain, weight of rider & cargo, weather conditions, etc.

**This Sidekick ships as a Class 1 & 2, with pedal assist and throttle with a maximum speed of 32km/h. If you are riding on private property or in an area without ebike speed restrictions, the speed limit can be modified in the settings, and the motor can be unlocked to go faster. Sidekick can also operate with the throttle unplugged and removed, should you want to ride in an area where throttles are not allowed (Class 1).

Specs subject to vary slightly depending on production run.  

WEIGHT & MEASUREMENTS

Shipping Box

66 x 14 x 31.50 inches
Folded Size TBD
Unfolded Size

TBD
Stand Over Height TBD
Net Weight
(Approx)

31KG (Including battery) (68lbs)

Weight Capacity

Up to 300lbs

Package Weight (Approx)

39KG (86lbs)

Rider Height 5'3" + 

Our Sidekick Series comes PRE-ASSEMBLED in the box! 

      WARRANTY


      We offer an industry leading 2 YEARS Warranty on high tech components + 25 YEARS Warranty on the frame. For complete warranty details, click here. 

      USER MANUALS

       

      User Manual
      LCD Display
      How to fold your Sidekick

       

      VIDEO PRODUCT REVIEW

      COMPARE ALL SIDEKICK MODELS

       

      36V LITE SERIES


      48V PRO SERIES