The Alpha ST

The Alpha ST

$3,195
/
Shipping calculated at checkout.
20% discount applied in cart

The speed you’ve fallen in love with from our Alpha Murf is now available in a sleek, stylish straight bar step-thru design. This bike combines the heart-pounding thrill of speed with a fresh, accessible look, giving you the freedom to ride with ease and confidence.
Step Over Step-Thru
Color
Jungle Green - Limited Release
Bone
Obsidian Black
Seabreeze Matte
  • 2 Year Warranty
  • Reliable Service
  • 24 Hr Response Time

SPEED

28 Mph

RANGE

52 Volt Battery

30-50 Miles

POWER

750W NOMINAL

  • Technical Specifications
  • Dimensions

Experience the thrill of speed,
our fastest and most exhilarating bike yet

Drive System

750 WATT MOTOR

  • Feel the Power - 750 Watts of Effortless Hill Climbing

52-VOLT, 20 AMP-HOUR BATTERY

  • Feel the Difference – More Powerful Battery for Superior Performance.

THUMB THROTTLE

  • Throttle On Demand – Power at Your Thumb's Command.

CLASS 2 OR 3. USER SELECTABLE

  • Customize Your Commute – Choose Class 2 for Relaxed Throttle Rides or Class 3 for Faster Pedal Assist Adventure

FIVE-LEVEL PEDAL ASSIST

  • Five Levels of Fun – Enjoy Cycling, Your Way.

SINGLE SPEED

  • Smooth Riding – Simple Single-Speed Gear for Reliable Performance.

Safety & Control

HYDRAULIC DISC BRAKE SYSTEM

  • Ultimate Control – Advanced 4-Piston Brakes with Premium Pads and Upgraded Rotors for High-Heat Resistance.

26'' X 4'' FAT TIRE

  • Ride Boldly – 26" x 4" Fat Tires for Ultimate Stability.

INTEGRATED 6-LED HEADLIGHT. 18W 1080 LUMENS

  • Light Up the Night – Unmatched Visibility with 1080 Lumens.

ENGINEERED TO LAST

  • Built for Excellence – Premium Components, No Shortcuts.

Unleash The
Speed

  • STEPOVER HEIGHT: 18.5"
  • WHEELBASE: 53"
  • OVERALL LENGTH: 81.5"
  • SEAT HEIGHT: 34-40"
  • HANDLEBAR HEIGHT: 44-48"

You asked, we listened. All the speed that you've come to know and love from our Alpha Murf, now in a super accessible and fresh-looking straight bar step thru.

Like the Alpha, the Alpha ST lives up to its name as the fastest and most powerful cruiser in the Murf lineup (28 MPH). It features the Murf 52 Volt Battery system with a powerful 750 watt nominal power motor. It's the complete package of speed, power and performance.

CHECK THE BACK

Integrated Rear Rack

This rugged, built-in rear rack was designed to attach surf racks, baskets, panniers, and almost anything else you can think of. We've included multiple threaded holes on the rack that can be used for future Murf accessories or maybe something you come up with on your own.

52 VOLTS OF FUN

No More Uphill Battles

A 52V battery will deliver stronger acceleration and better climbing capabilities than a 48v battery. Riders will experience faster speeds and better performance, especially in challenging terrains.

RUGGED HEADLIGHT

Illuminating Brightness

Safety is paramount, especially at high speeds. Our Alpha Murf is equipped with a powerful off-road truck headlight, illuminating your path and ensuring visibility even during nighttime rides.

HIGH-RES

Clean Clear Navigation

Being able to see all of your Murf's essential stats is crucial. This upgraded display screen will keep all relevant information right in front of your face. Track your speed, battery level, power output, and other important metrics

SINGLE SPEED

Simplicity Redefined

Embracing simplicity, we've replaced the conventional derailleur with a single-speed sprocket. Enjoy smooth rides and focus on the thrill of the journey.

Build Your Alpha ST

Sale
Big Dawg Rack Bag
$80  $120 
Sale
Front Basket
from $65  $95 
Kroozie Deluxe
$40
Phone Holder - RAM
$70

Size Matters

The Alpha ST is on the larger side, but it's straight bar step-thru design makes it easy for shorter riders to get on and off. This bike fits most riders between heights of 5'3" to 6'7". Use the tabs to see what The Alpha ST looks like on various rider sizes.

  • Kiara Is 5 feet 1 inches tall
  • Cam Is 6 feet 3 inches tall

Riders Guide

Get the most out of your alpha sT

FREQUENTLY ASKED QUESTIONS

QUESTIONS? WE'VE GOT ANSWERS

  • What size rider is the Alpha ST best for? + -

    Riders from 5’5 - 6’5

    This is a general recommendation, and you should consider individual comfort preferences, as seat height and handlebar adjustments can offer additional flexibility.

  • What class is The Alpha ST? + -

    The Alpha ST is has the ability to function in Class 2 & Class 3 mode.

    The Alpha ST will reach up to 20mph using throttle and/or pedal assist(Class 2 mode) and also reach up to 28 mph using pedal assist only(Class 3 mode).

    The throttle is disabled in Class 3 mode.

  • Why do Murf bikes use 52 Volt Batteries? + -

    A 52-volt battery offers several advantages over lower-voltage options, such as 48-volt systems. Here's why we choose 52 volts:

    More Power: A higher voltage allows your e-bike to deliver more power to the motor, resulting in better acceleration and the ability to tackle hills with greater ease.

    Superior Range: 52-volt systems are more efficient, helping you go further on a single charge compared to lower-voltage systems.

    Increased Lifespan: Operating at a higher voltage reduces the strain on the battery, leading to a longer overall lifespan.

  • How far can I ride on a single charge? + -

    The range depends on various factors like terrain, rider weight, and level of pedal assist or throttle use.

    On average, the Alpha ST offers a range of up to 50 miles per charge.

  • Are Murf bikes suitable for hills? + -

    Absolutely! With powerful motors and 52 volt batteries, Murf bikes handle inclines with ease, providing strong torque and smooth climbs.

  • How long does it take to charge a Murf bike? + -

    A full charge typically takes 5 to 6 hours from 0% to full.

  • What is the warranty on Murf bikes? + -

    Murf offers a 2-year warranty on electrical components, including the motor, battery, and display, giving you peace of mind with your purchase.

    Learn more about our warranty here.

Find more answers on our Frequently Asked Questions page

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