Stiff. Strong. Unstoppable.

Powered by dual motors and a reinforced high-step frame, SM8 is built for riders who go beyond paved roads.
With up to 4000W peak output and tank-like stability, it delivers confident control wherever the trail begins.

High-Step Frame
Rigid Trail Geometry

  • Closed-frame design for maximum stiffness
  • Stable handling at high speeds
  • Built for demanding off-road terrain

A high-step frame delivers the strength and control required for serious off-road riding.

SM8 high-step electric bike frame

Dual-Motor AWD
4000W Peak Output

  • Dual motors for all-wheel traction
  • 4000W peak power for steep climbs
  • 160Nm torque for loose terrain

Dual-motor drive keeps power consistent when trails get steep, soft, or uneven.

SM8 dual motor all-wheel drive

52V 20Ah Battery
Extended Range Power

  • 1040Wh high-capacity battery
  • Stable voltage under heavy load
  • Up to 100+ miles in PAS mode

Designed for long-distance rides where reliable power matters most.

SM8 52V 20Ah battery

26" Fat Tires
All-Terrain Grip

  • 4.0-inch wide tires for stability
  • Aggressive tread for loose surfaces
  • Low-pressure capability for sand and snow

Wide fat tires improve traction and confidence across mixed terrain.

SM8 26-inch fat tires

Hydraulic Brakes
Reliable Stopping Power

  • Hydraulic disc braking system
  • Controlled modulation on descents
  • Consistent performance in all conditions

Confident braking control for powerful riding in wet or dry conditions.

SM8 hydraulic disc brakes

Professional Performance

SM8 dual motor system detail

Dual-Motor Power

Consistent torque for climbs, sand, and loose terrain.

SM8 control cockpit and display

Control Cockpit

Quick-read display for speed, assist, and ride status.

SM8 twist throttle grip

Twist Throttle

Instant acceleration when you need extra power.

SM8 LED headlight for night riding

LED Headlight

Bright illumination for early mornings and night rides.

SM8 rear safety taillight

Rear Taillight

Better visibility for dusk, dawn, and low-light riding.

SM8 rear rack and frame support

Utility Rear Rack

Sturdy support for gear, cargo, and longer rides.

SM8 sport saddle comfort

Sport Saddle

Supportive comfort for longer off-road sessions.

Seemoon SM8 electric bike in two color styles (animated)

Two colors.
One bold attitude.

Designed for real-world riding — clean lines, rugged details, and a look that stands out wherever you ride.

From daily commutes to weekend escapes, SM8 blends utility and style into a bike that feels as good as it looks.

Compare SM8 vs SM1

Both deliver dual-motor peak power—choose the frame and ride style that fits you.

OFF-ROAD FLAGSHIP

SM8 Dual-Motor

SM8 dual-motor off-road electric bike You’re viewing SM8
EASY ENTRY

SM1 Dual-Motor

SM1 dual-motor step-through electric bike Shop SM1
Frame Style High-step (stiffer feel) Step-through (easy on/off)
Ride Feel More rigid for rough trails Comfort-focused for daily riding
Motor Output Up to 4000W peak (dual motor) Up to 4000W peak (dual motor)
Best For Hunting • rough terrain • gear hauling Mixed terrain • commuting • easy entry
Handlebar / Stance Sporty, high-step stance Relaxed, low-entry stance
Max Torque 160 Nm 160 Nm
Suspension Front + rear suspension (trail-tuned) Full suspension (all-around comfort)
Max Payload 330 lbs 330 lbs
Best Match For You Riders focused on off-road strength, hunting use, and carrying gear. Riders who prefer easy access, comfort, and everyday versatility.

Full Specifications

Key specs for SM8 (dual-motor off-road model).

See specs
Performance
Peak Power4000W (Dual Drive)
Max Torque160 Nm
Max SpeedUp to 32–36 MPH
Battery & Range
Battery52V 20Ah Lithium-ion
Capacity1040 Wh
Range (PAS)Up to 100 miles
Components
BrakesDual Hydraulic Disc Brakes
SuspensionFront & Rear Shock Absorbers
DrivetrainShimano 7-Speed

Geometry & Sizing

High-step frame design for stability and control.

See sizing
Frame TypeHigh-Step
Max Payload330 lbs (150 kg)
Rider Height5'7" – 6'6"

What’s in the Box

Everything you need to get riding.

See items
BikeSM8 eBike (85% assembled)
Battery & Charger52V 20Ah battery + charger
PartsFront wheel + pedals
Keys2 keys + battery lock
DocumentsUser manual + tool kit

Free Gift Pack

Limited-time bundle (up to $200 value).

See gifts
Gift Pack Includes
  • Phone holder: Secure handlebar mount.
  • Riding backpack: Carry essentials on longer rides.
  • Heavy-duty lock: Added theft protection.
  • Portable pump: For fat tire top-ups.
  • Spare parts: Inner tube + 2 pairs of brake pads.
  • Bonus: Mini handheld fan.
The SM series electric bicycle comes with a beautiful gift package worth $200.

FAQs

Looking for more details?
Visit our full FAQ center for riding, specs, and ownership questions.

SM8 vs. SM1: Which frame design should I choose?

It depends on riding style and accessibility.

  • Choose SM8 (High-Step Frame) if you want maximum rigidity, high-speed stability, and aggressive off-road or hunting performance.
  • Choose SM1 (Step-Through Frame) if you prefer easy mounting and everyday comfort, especially for commuting or mixed terrain riding.

Is the SM8 suitable for heavy riders or carrying gear?

Yes — SM8 is built for heavy-duty use.

The reinforced 6061 aluminum alloy frame supports a maximum payload of 330 lbs (150 kg).
The high-step geometry keeps the bike stable and rigid, even under heavy loads or when carrying hunting gear.

How far can I ride with the 52V 20Ah battery?

Range varies by riding mode and terrain.

  • Pedal Assist (PAS): up to 60–100 miles
  • Pure Electric Mode: around 35–55 miles.

The 52V 20Ah (1040Wh) battery is optimized for dual-motor output, maintaining consistent power over long distances.

How does the SM8 handle extreme off-road safety and wet conditions?

Designed for confident riding in tough environments.

  • Dual hydraulic disc brakes for reliable stopping
  • 26" × 4.0" fat tires for strong traction on sand, snow, and mud
  • Water-resistant electronics for wet and unpredictable conditions
Is the SM8 too powerful or hard to control?

Powerful, but predictable.

Despite its 4000W peak dual-motor output, smooth power delivery and balanced weight distribution keep the SM8 stable and manageable for experienced riders.

What does the Smart LCD Display do?

It gives you real-time control at a glance.

View speed, battery level, assist mode, and dual-motor status so you can adjust power and range instantly while riding.

Still have questions about the SM8?

Our product specialists are here to help — before and after your purchase.