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Features Spec & Size Reviews FAQs

Why Choose Actbest Blazer ST Ultra?

The Actbest Blazer ST is engineered for adventure seekers who demand power, comfort, and control. Its durable low-step frame and 26” x 4.0” fat tires provide outstanding stability and traction across any terrain—from sandy beaches to snowy trails. Equipped with a 1800W motor and three riding modes, it delivers smooth acceleration and adaptable performance for every journey.


The ergonomic seat and full suspension system ensure maximum comfort on long rides, while integrated LED lighting, full fenders, and a sturdy rear rack make it ready for any adventure. With a range of up to 90 miles, the Blazer ST lets you explore farther, ride longer, and conquer every trail with confidence.

Hydraulic Brakes, Confident Control Hydraulic Brakes, Confident Control

Hydraulic Brakes, Confident Control

Hydraulic disc brakes respond quickly with smooth, progressive braking force, giving you precise control with less hand pressure. Whether you're making a quick stop in traffic or slowing down on a descent, the brakes react predictably without feeling abrupt.


The consistent braking performance also gives you more confidence when riding at higher speeds, carrying extra weight, or navigating changing road conditions. Better modulation makes it easier to control how much braking force you apply, helping you stop more safely and maintain stability throughout the ride.

Full Suspension for Smoother Rides Full Suspension for Smoother Rides

Full Suspension for Smoother Rides

The front and rear suspension work together to absorb bumps, vibrations, and impacts from uneven surfaces, helping keep the ride smoother and more controlled.

Paired with 26" × 4.0" fat tires, the suspension system adds extra cushioning, traction, and stability across pavement, gravel, packed dirt, and other mixed terrain.

1800W Peak Motor for Powerful Performance 1800W Peak Motor for Powerful Performance

1800W Peak Motor for Powerful Performance

The Blazer ST Ultra delivers 36+ MPH top speed, 110Nm of torque, and 45%+ hill-climbing capability, giving you strong acceleration and responsive power when the road gets demanding.

Whether you're starting from a stop, climbing steep roads, or carrying extra weight, the high-torque motor provides confident, steady support for smoother and more capable rides.

Low-Step Frame for Easy On & Off Low-Step Frame for Easy On & Off

Low-Step Frame for Easy On & Off

The Blazer ST Ultra features an Actbest-exclusive custom-molded low-step frame, making it easier to get on and off the bike while giving the frame a clean, integrated structure.

Built with strength and stability in mind, the reinforced frame feels solid and steady under load, giving you more confidence whether you're starting and stopping in traffic, cruising around town, or carrying extra cargo.

48V 20Ah Battery with Dual-Lock Security 48V 20Ah Battery with Dual-Lock Security

48V 20Ah Battery with Dual-Lock Security

The high-capacity 48V 20Ah removable battery delivers extended range for longer commutes, weekend rides, and everyday adventures, reducing the need for frequent charging.

A dual-lock security system keeps the battery firmly secured to the frame while riding, while the IPX5-rated design helps protect against splashes and light rain. Remove the battery easily when you want to charge or store it indoors.

Multiple colors, fashionable travel

Experience the perfect blend of performance, style, and eco-friendly innovation in every Actbest e-bike.

White
Yellow
Cosmic Purple
Pink
Gold
DarkGray
Light Blue
Mint Green

Features

Smart Color Display

Smart Color Display

The Blazer ST's central color screen clearly displays speed, battery level, and mode. The bright and clear screen keeps you informed at all times while riding.

Adjustable front fork suspension

Adjustable front fork suspension

Absorbs bumps and vibrations from uneven roads, helping deliver a smoother and more controlled ride across changing surfaces.

Rear Suspension

Rear Suspension

Helps reduce impacts through the frame for added comfort, stability, and control on rough or uneven roads.

Hydraulic Disc Brakes

Hydraulic Disc Brakes

Compared to traditional mechanical brakes, hydraulic disc brakes deliver stronger and more consistent stopping power. They respond smoothly with less hand effort, providing greater control and stability—especially on steep descents or in wet conditions.

Shimano 7-Speed Drivetrain

Shimano 7-Speed Drivetrain

Easily adjust your pedaling effort for smoother starts, easier climbs, and a comfortable cadence on flatter roads.

26" × 4.0" Fat Tires

26" × 4.0" Fat Tires

Wide fat tires provide added grip, stability, and cushioning across pavement, gravel, packed dirt, and other mixed surfaces.

Front & Rear Safety Lights

Front & Rear Safety Lights

The bright front light improves visibility ahead, while the rear brake light alerts others when you're slowing down.

Adjustable Seat

Adjustable Seat

Quickly adjust the seat height to find a more comfortable riding position and better fit your riding style.

Specification

Battery48V 20Ah

MAX Payload Capacity500 lbs

E-Bike Weight 84.2lbs

E-Bike ClassClass 3

Charging Time5-6 Hours

Hub MotorPeak 1800W

Tires26"x 4.0"

Product Dimensions76.8*28.2*44.9 inches

IP LevelIPX5

Throttle Half-twist throttle

Max Range90 Miles PAS

Brakes Hydraulic Brakes

Front ForkAdjustable Suspension Fork

Rear SuspensionRear Shock Absorber

Charger54.6V/2A

Speed Transmission 7 speeds

Geometry

Bicycle Weight

84.2LBS

Rider Height

5'7''-6'5''

Top Speed

36+MPH

  • ATotal Length75.6“
  • BHandlebar Height43.3“
  • CWheelbase47.2“
  • DMinimum Seat Height31.5“
  • EMaximum Seat Height37.4“
  • FChain Stay Length18.9“
  • GStandover Height31.5“
  • HTop Tube Length22.1“
  • IWheel Diameter26“
  • JHandlebar Length26.3“
  • KRear Rack Height 31.5''

What's In Box

1* Blazer ST Ultra Ebike

1* Blazer ST Ultra Ebike

1* User Manual

1* User Manual

1* Charger

1* Charger

2* Pedals

2* Pedals

2* Keys

2* Keys

4*Open End Wrench 4*Tools 1*Phillips Head

4*Open End Wrench 4*Tools 1*Phillips Head

1* Front Reflector 1* Rear Reflector

1* Front Reflector 1* Rear Reflector

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Load video:

Assembly instructions

How to Assemble

FAQs

Please read our FAQs page to find out more.

What types of terrain can the Blazer ST Ultra handle?

The Blazer ST Ultra is well suited for pavement, gravel roads, packed dirt, grass, and other mixed riding surfaces. Its 26" × 4.0" fat tires provide added traction and cushioning, while the front and rear suspension help absorb bumps and vibrations on uneven terrain.

Can I ride the Blazer ST Ultra in the rain?

The Blazer ST Ultra is designed to handle splashes and light rain. However, avoid riding through deep water, prolonged exposure to heavy rain, or using high-pressure water when cleaning the bike. After a wet ride, dry the bike thoroughly before storing or charging it.

How do the hydraulic disc brakes differ from mechanical brakes?

Hydraulic disc brakes provide smooth, responsive braking with less hand effort than typical mechanical disc brakes. They also offer better modulation, making it easier to control braking force when slowing down from higher speeds, riding downhill, or carrying heavier loads.

What maintenance does the Blazer ST Ultra require?

Regularly check tire pressure, brake performance, chain lubrication, bolts, and electrical connections. Fat tires and hydraulic brakes should also be inspected periodically for wear. Keeping the drivetrain clean and addressing unusual noises or changes in braking performance early will help keep the bike riding smoothly.

Is the Blazer ST Ultra difficult to pedal if the battery runs out?

The bike can still be pedaled if the battery runs out or the electrical system is turned off. However, because the Blazer ST Ultra weighs approximately 84.2 lbs and uses wide fat tires, pedaling without motor assistance will require more effort than riding a traditional bicycle.

The Shimano 7-speed drivetrain lets you shift into a lighter gear to reduce pedaling resistance, making it easier to keep the bike moving when motor assistance is unavailable.