Sold out

AOSTIRMOTOR S17 1500W Fat Tire Electric Bike Canada

Email us for best deals in Canada

In stock on Amazon.ca · Last checked: June 16, 2026

As an Amazon Associate, I earn from qualifying purchases.

OUR TOP PICK

In stock on Amazon.ca as of June 16, 2026
Product Overview

AOSTIRMOTOR S17 1500W Fat Tire Electric Bike Canada is a high-power fat tire electric bike for Canadian riders who want 1500W power, a large battery, and fat tire stability.

A 1500W motor and 48V 30A controller deliver high-output acceleration and hill support.. The 48V 20Ah Samsung lithium battery is larger than most AOSTIRMOTOR packs and supports longer pedal-assist rides.

Full suspension and 26 x 4.0 inch tires help the S17 handle rough private routes and outdoor access paths..

The advertised 1500W brushless motor motor and up to 50 km/h speed can exceed common Canadian public-road e-bike limits. Rules vary by province and municipality. Check local regulations before riding, and use appropriate speed settings, routes, and safety equipment.

Key Features & Benefits

1500W BRUSHLESS MOTOR: High-output support for hills and heavier loads.

48V 20AH SAMSUNG LITHIUM BATTERY: Large Samsung pack gives more range margin.

26 X 4.0 INCH FAT TIRES: Wide tires add grip and stability on mixed Canadian surfaces.

FRONT FORK AND REAR SPRING SHOCK: Helps smooth rough terrain.

FRONT AND REAR MECHANICAL DISC BRAKES: Provides stopping control.

7-SPEED DRIVETRAIN: Adds gearing for starts, climbs, and cruising.

FRONT LIGHT, COLOUR LCD, AND PHONE CHARGER: Practical equipment for daily use.

Specifications

Brand: AOSTIRMOTOR

Model: S17

Motor: 1500W brushless motor

Battery: 48V 20Ah Samsung lithium battery

Controller: 48V 30A

Charger: 4 to 6 hours

Display: colour LCD display

Drivetrain: 7-speed drivetrain

Frame: aluminum alloy fat tire frame

Suspension: front fork and rear spring shock

Brakes: front and rear mechanical disc brakes

Tires: 26 x 4.0 inch fat tires

Range: about 40 km throttle-heavy use and up to 80 km with pedal assist

Advertised maximum speed: Up to 50 km/h

Weight: about 43 kg

Maximum load: 300 lb / 136 kg

Extras: front light, colour LCD, and phone charger

Colour: Black

Performance & Power

A 1500W motor and 48V 30A controller deliver high-output acceleration and hill support.

Power is managed through pedal assist, rotary throttle, and 7-speed gearing.

The advertised 1500W brushless motor motor and up to 50 km/h speed can exceed common Canadian public-road e-bike limits. Rules vary by province and municipality. Check local regulations before riding, and use appropriate speed settings, routes, and safety equipment.

Battery & Range

The 48V 20Ah Samsung lithium battery is larger than most AOSTIRMOTOR packs and supports longer pedal-assist rides.

Rated range is about 40 km throttle-heavy use and up to 80 km with pedal assist. Real range depends on rider weight, hills, temperature, speed, tire pressure, surface, and assist level.

Charging indoors at moderate temperatures helps protect battery performance in winter.

Safety Features

FRONT AND REAR MECHANICAL DISC BRAKES: Provides stopping control in normal riding conditions.

26 X 4.0 INCH FAT TIRES: Improves traction and stability on rough or loose surfaces.

FRONT FORK AND REAR SPRING SHOCK: Helps smooth rough terrain.

DISPLAY: Ride data helps manage speed, assist level, and battery use.

ROAD-RULE AWARENESS: The advertised 1500W brushless motor motor and up to 50 km/h speed can exceed common Canadian public-road e-bike limits. Rules vary by province and municipality. Check local regulations before riding, and use appropriate speed settings, routes, and safety equipment.

Pros & Cons (Honest Verdict)

PROS: 1500W power, 20Ah battery, full suspension, fat tires, colour LCD, and phone charger.

CONS: very heavy build, mechanical brakes, and advertised output above many public-road limits.

VERDICT: Choose it for power and battery capacity over easy lifting.

Should You Buy It?

Buy AOSTIRMOTOR S17 1500W Fat Tire Electric Bike Canada if you want 1500W power, a large battery, and fat tire stability.

It fits riders who value strong acceleration, large battery capacity, and rough-route traction.

Choose another model if you need easy lifting, low output, or simple public-road classification. Check provincial and municipal rules before riding on public roads or shared paths.

24/6 Canadian Chat Support
Proudly Canadian-First
Shop with Confidence

Aostirmotor S17 vs power and trail e-bikes

The S17 is the one to look at when raw output and off-road confidence come first. This table shows how it compares with the more balanced S18, the easy-access Queen, and the mixed-use Storm.
Choose S17 if you want the strongest motor and the most aggressive trail feel in this group.
A power-first comparison for riders who want the hardest-hitting Aostirmotor bike.
Product Product Power and climb feel Battery and range Ride control Best rider match
AOSTIRMOTOR S17 1500W The most aggressive Aostirmotor option here. 1500W motor The strongest pull in this Aostirmotor set. 48V 20Ah battery Best battery story for longer rides and harder use. 50 kph claim Built for riders who want speed headroom. Power-first trail bike Best if speed and climb confidence matter most. Hardest-hitting option The aggressive bike in this comparison.
AOSTIRMOTOR S18 The best all-around balance in the group. 750W rear hub Strong, but less extreme than the S17. 48V 15Ah Samsung battery A sensible range-and-weight balance. Full suspension frame Comfort matters more here than raw speed. Balanced trail rider Best if you want a calmer all-around bike. Most balanced all-terrain choice The middle-ground answer in this group.
AOSTIRMOTOR QUEEN 1000W The easiest step-thru power bike here. Low-step frame Easier to mount and live with day to day. 1000W motor A strong middle between calm and aggressive. 52V 15Ah battery Good for local rides and utility use. Comfort-first utility Best if access and convenience matter. Easy access power bike The user-friendly alternative in this group.
AOSTIRMOTOR Storm The mixed-use alternative with a distinctive frame. 750W motor Plenty for commuting and trail use. 48V 12.5Ah battery More modest than the S17 and Queen. Magnesium alloy frame A distinctive frame story for buyers who want something different. Commuting/trail hybrid Best if you want one bike for both city and dirt. Do-it-all utility pick The mixed-use alternative.

How this comparison was built

Street Rides compared current listings, published specs, and recurring buyer questions. Real range and speed depend on rider weight, terrain, assist level, temperature, tire pressure, and local rules.

Source notes

Street Rides Aostirmotor S17 listing and power-trail comparison set.

FAQ

AOSTIRMOTOR S17 Questions

Range, Battery, and Canadian Use

AOSTIRMOTOR S17 1500W Fat Tire Electric Bike Canada front fork and fat tire angle