• The Alpha Murf fat tire electric bike in Seabreeze Green, shown from the side in a studio view.
  • The Alpha Murf fat tire electric bike in Seabreeze Green, shown from the side in a studio view.
  • A three-quarters studio view of The Alpha Murf fat tire e-bike, highlighting its frame and handlebars.
  • The Alpha Murf fat tire electric bike in black, shown from the side in a studio view.
  • Close-up of The Alpha Murf's high-resolution color display and handlebar controls.
  • Riders Perspective Bicycle handlebar with digital display on a white background
  • Close-up of The Alpha Murf's powerful 6-LED off-road headlight.
  • Detailed close-up of The Alpha Murf's 52-volt, 1040 watt-hour frame-integrated battery.
  • Close-up of The Alpha Murf's rugged, integrated rear rack and tail light.
  • Close-up of The Alpha Murf's 26-inch by 4-inch Kenda fat tire and rear fork.
  • Rear Hub Motor close-up shot
  • Sea Breeze Murf Bike with rear basket attached 3/4 View
  • Sea Breeze Green electric bike with a basket filled with rear basket ball and pair of shoes on a white background
  • Sea Breeze colored Alpha Bike shot side view with attached basket to the rear rack
  • Sea Breeze colored Alpha Murf electric bike with a basket on a white background side shot

Murf Electric Bikes

The Alpha Fat Tire E-Bike | Class 3

The Alpha Fat Tire E-Bike | Class 3

In stock

SKU: EB-ALP-SG-22

Price: $2,595.00
List Price: $2,595.00
Price: $2,595.00
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Great reasons to buy from us:

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THE ALPHA

Speed Without Compromise. Simplicity Without Sacrifice. You get 28 MPH power in Class 3 mode paired with single-speed reliability that eliminates gear confusion. The 1040Wh battery pushes your range to 60 miles. 4-piston brakes and a 1080-lumen integrated headlight mean you're equipped for whatever terrain calls you. The step-over frame is built for high-speed confidence. No apologies.

KEY SPECS
Spec Detail
Class Class 2 or 3 (user selectable)
Motor 750W Hub Motor
Battery 52V, 1040 Wh
Speed 28 MPH (Class 3)
Range 30–60 miles
Safety UL 2849 & 2271 Certified
WHO'S THIS FOR

Need a confident, all-terrain commuter that handles flat streets and light trails equally? Want speed without shifting complexity? Prefer integrated visibility features over add-on accessories?

What you can do: Hit 28 MPH in Class 3 mode, climb hills without struggle, carry cargo on integrated rack, ride 30–60 miles per charge, see clearly in low light without accessory headlights

TECHNICAL SPECIFICATIONS THAT MATTER
Specification Detail Why It Matters
Motor 750W rear hub Reliable power delivery, responsive acceleration
Battery 52V/20Ah, 1040Wh Maximum range (30–60 miles), strong hill-climbing power
Top Speed 28 MPH (Class 3 mode)  thrilling performance
Classification Class 2 or 3 (user selectable) Flexibility to cruise at 20 MPH or unleash full 28 MPH
Brakes Tektro 4-piston hydraulic disc Superior stopping power, consistent performance
Drivetrain Single-speed No shifting complexity, lower maintenance, better reliability
Tires 26" x 4" Kenda fat tires Stable, comfortable ride, excellent grip on mixed terrain
Frame Step-over Easy mounting, sturdy build for high speeds
Weight 70 pounds Manageable for transport, stable at speed
Charge Time 5–6 hours Full charge overnight, ready for next-day rides
Range 30–60 miles Depends on terrain, rider weight, assist level
Warranty 2-year on electrical components Peace of mind on motor, battery, display, lights
Safety UL 2849 & 2271 certified Entire electrical system independently tested and verified
Rider Height 5'6" - 6'5" Comfortable fit for most adult riders
FROM PROBLEM TO SOLUTION
Benefit Why It Matters
Speed Without Compromise Tired of e-bikes that max out at 20 MPH? The Alpha delivers serious performance.
28 MPH top speed (Class 3 mode) — thrilling acceleration
52V system for responsive power — hill-climbing muscle on steep grades
750W hub motor — delivers consistent torque without complexity
Single-speed reliability — no gear hunting, no chain drops
Stop Fast When It Matters When you're hitting 28 MPH, brakes are everything. The Alpha uses Tektro 4-piston hydraulic disc brakes.
Superior stopping power — confident braking at any speed
Less hand effort — reduces fatigue on longer rides
Consistent performance — specification analysis indicates hydraulic systems deliver uniform braking regardless of conditions
Low maintenance — fewer adjustments than mechanical brakes
See Your Path in Low Light The Alpha includes a 1080-lumen 6-LED headlight built into the frame—not an afterthought accessory.
1080 lumens of actual visibility — see obstacles, roots, and potholes clearly
Integrated design — no forgetting it at home
Paired with rear brake light — visible from both directions
Built for commuting and trail exploration — dusk, dawn, or dark conditions
Go Farther on a Single Charge The 52V/1040Wh battery delivers 30–60 miles depending on terrain and rider weight.
52V efficiency — higher voltage means less strain on battery lifespan
5–6 hour full charge — overnight charging, ready for daily commutes
Integrated frame design — clean aesthetics, protected from the elements
Two-year warranty — coverage on battery, motor, display, and lights
One Gear. No Maintenance Headaches. Single-speed means simplicity. No derailleur adjustments, no chain drops, no expensive repair visits.
Lighter overall weight — 70 pounds of pure efficiency
Faster acceleration from standstill — direct power transfer without shifting delay
Built for what most people ride — flat terrain and gently rolling hills
60% less maintenance — specification analysis indicates single-speed systems require significantly fewer adjustments than multi-speed alternatives
Carry What You Need Integrated rear rack with multiple threaded attachment points.
Designed for cargo baskets and panniers — attach your storage system
Compatible with Murf accessories — or build your own custom solutions
Integrated design — no wobble, no sacrifice to frame geometry
Ready out of the box — no additional purchase required
REAL-WORLD SCENARIOS

Downtown Commute to Weekend Explorer 8-mile morning ride to office, coffee shops at 28 MPH in Class 3 mode. Saturday: same bike transitions to neighborhood trails at controlled speeds. Battery remaining: 45–50% after both trips combined. Practical, stylish, exhilarating.

Mixed-Terrain Weekend Warrior Start on flat urban streets (15 miles) → transition to light park trails (10 miles) → return home (5 miles). Total: 30 miles. Battery remaining: 15–25%. Single-speed handling proves ideal for the terrain mix without complicated gear shifts. 

"Estimates based on a 6-mile urban commute. Electricity costs calculated at national average rates ($0.16/kWh). Gas comparison assumes typical city mileage and/or parking fees. Actual range and costs will vary based on rider weight, terrain, and local utility rates."

Evening Commute in Low Light Ride to downtown office after sunset. The 1080-lumen headlight reveals the path clearly. Integrated tail light makes you visible to traffic. Class 2 mode (20 MPH) paired with superior braking provides confidence in urban evening traffic.

WHAT'S INCLUDED

Ready Out of the Box:

The Complete System:

Component Details
Motor 750W Murf rear hub motor (silent, no chain maintenance)
Battery 52V/1040Wh Samsung pack, frame-integrated design
Display High-resolution color screen 
Lights 1080-lumen 6-LED integrated headlight + integrated brake tail light
Rear Rack Integrated design 
Kickstand Sturdy, adjustable for level ground
Color Options Black

Additional Resources: Class 2 & Class 3 Mode Switching Guide — Learn to toggle between 20 MPH (Class 2) and 28 MPH (Class 3) modes

COMPATIBLE WITH

Assembly & Setup: The Alpha Murf Riders Guide — Complete assembly instructions, component overview, and getting started guide

Approved Accessories:

Warranty: 2-year warranty on all electrical components (motor, battery, display, lights)

For complete details on warranty, returns, and our purchase agreement, please review our Warranty & Purchase Agreement Policy.

FAQ

Price Match Guarantee

Price Guarantee

Our Price Guarantee protects you on every Murf purchase.

We work hard to ensure competitive pricing on all Murf models. If you find the same Murf bike at a lower price within 90 days of your purchase, let us know—and we'll refund the difference.

To request a refund:
Email us a link to the lower-priced product within 90 days of your order, and we'll process the credit within 5 business days.

Our Price Guarantee has these limitations:

  • You must purchase from Pathfinder Pedal first
  • Promotions (rebates, BOGO, flash sales) don't qualify
  • Item must be in stock at competitor
  • Competitor must be an authorized Murf online only retailer (no eBay, Overstock, or auction sites)
  • Price match covers item + shipping, excludes sales tax
  • Applies within 90 days of purchase

Are Murf bikes legal in Texas?

All Murf models are UL-certified and operate as legal Class 2 or Class 3 e-bikes on Texas roads; check local trail restrictions.

What warranty and support does Murf provide?

2-year electrical warranty (motor, battery, display, lights) with Murf direct support or local bike shop mechanical service available.

Questions & Answers

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