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EUNORAU E-BIKE US

E-FAT-STEP

E-FAT-STEP

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SKU: RESP20165OG2US

Regular price
Price: $1,099.00
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List Price: $0.00
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Price: $1,099.00
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Great reasons to buy from us:

  • Image of  trustbadges Veteran Owned
  • Image of  trustbadges 2 Year Warranty
  • Image of  trustbadges Free shipping over 250 USD

The Accessible Adventure. Fold It. Ride It. Love It.

This is the folding fat-tire bike with 813 five-star reviews. You get step-through accessibility, tool-free adjustable stem (0-135mm range), 20" x 4.0" fat tires that float over sand and snow, and the ability to fold it flat for RV storage or apartment living. Beach-proven. Senior-approved. $1,099.


2. KEY SPECS
Icon Specification
Class: 2 (Pedal Assist + Throttle)
🔋 Motor: 500W Rear Hub (80Nm Torque)
🔌 Battery: 48V 12.5Ah (Removable)
💨 Top Speed: 20 MPH
🛣️ Range: 40–50 Miles (Estimated)
🛞 Tires: 20" x 4.0" KENDA Fat Tires
📦 Payload: 330 lbs
⚖️ Weight: 63 lbs (Lightest Folder)
Foldable + Step-Through + Hydraulic Brakes
UL 2849 & 2271 Tested

3. WHO'S THIS FOR

You need easy mounting (step-through). You want beach capability without a 90-pound anchor. You live in an apartment, RV, or condo with limited storage. You don't want to struggle with balance or flexibility gymnastics to ride a bike.

What you can do:

  • Mount Easily: Step-through frame = no leg-over acrobatics
  • Fold Fast: Main tube + stem fold in under 60 seconds for compact storage
  • Ride Confidently: 20" fat tires = stable handling on sand, snow, gravel, pavement
  • Customize Fit: Tool-free stem adjustment (0-135mm range) fits 5'1" to 6'1" riders
  • Stop Safely: Hydraulic disc brakes (160mm) provide smooth, powerful modulation
  • Go Light: 63 lbs = lightest folding fat-tire in the premium class

4. TECHNICAL SPECIFICATIONS THAT MATTER
Specification Detail Why It Matters
Step-Through Frame Aluminum Alloy Low Step-Through No flexibility required—swing leg through at waist height instead of over saddle; critical for seniors, riders with limited mobility, or anyone carrying cargo; allows safe mounting/dismounting while loaded
Motor 500W Rear Hub (80Nm Torque) Reliable hub motor = low maintenance (no chain wear issues like mid-drives); 80Nm torque provides confident acceleration from stops; rear placement keeps front wheel light for easy steering
Battery 48V 12.5Ah (Seat Tube Mounted) Removable for convenient charging anywhere; low center-of-gravity placement (beneath saddle) improves stability; 600Wh total capacity handles 40-50 mile estimated range
Range 40–50 Miles Estimated Conservative real-world estimate; reviews confirm full-day beach rides on single charge; perfect for errands, recreation, or light commuting
Foldable Design Main Tube + Telescoping Stem Fold UNIQUE FEATURE: Fits in RV storage, apartment closet, car trunk; 170° stem fold reduces footprint dramatically; quick-release clamps = no tools required
Adjustable Stem Tool-Free Height Adjustment (0-135mm range) Customize fit in seconds without tools; 260mm base + 140mm extension accommodates wide rider height range (5'1" to 6'1"); eliminates need for multiple frame sizes
Tires 20" x 4.0" KENDA/CHAOYANG Fat Tires Maximum flotation on sand, snow, mud; 20" diameter lowers center of gravity for stable handling; 4.0" width cushions bumps without excessive drag; beach-proven by customer reviews
Brakes Eunorau Hydraulic Disc (160mm) + Motor Cutoff Hydraulic actuation = smooth, powerful stopping with minimal hand effort; motor cutoff sensor kills throttle instantly during braking; critical for safe control
Drivetrain Shimano 7-Speed (Altus) Reliable mid-grade components; wide-range cassette handles varied terrain; simple maintenance
Display K-LCD5 Panel Displays battery, speed, distance, pedal assist level, time; 5-level PAS control; backlit for night visibility
Lights LED Front + Super Bright Taillight Taillight visible 1500+ feet; controlled via display; integrated for always-ready visibility
Weight 63 lbs / 28.5 kg Lightest folding fat-tire in premium class; manageable for lifting into RV or trunk storage
Payload 330 lbs Handles rider + cargo, groceries, or beach gear with confidence
Pedals Folding Nylon Pedals Reduce width when folded for easier storage and transport
Controller 48V 20A Delivers smooth power delivery across all 5 pedal assist levels
Safety Testing UL 2849 & 2271 Tested Entire electrical system independently tested; battery meets fire safety standards for indoor charging
Charge Time Est. 4–6 Hours (2A charger) Overnight charge for next-day readiness
Warranty 2-Year Electrical / 5-Year Frame Coverage for motor, battery, controller, display, and aluminum frame

5. FROM PROBLEM TO SOLUTION

The Mounting Problem

The Problem: Traditional bike frames require leg flexibility and balance. Seniors, riders with mobility issues, or anyone wearing work clothes struggles with high step-over frames.

The Solution:
✓ Step-through frame = swing leg through at waist height
✓ No balance required while mounting—feet stay planted
✓ Safe dismounting when loaded with cargo or groceries
✓ Tool-free stem adjustment customizes fit without buying multiple sizes


The Storage Crisis

The Problem: Full-size e-bikes don't fit in apartments, RVs, or small garages. Lack of storage = dealbreaker for many buyers.

The Solution:
Foldable frame (main tube + stem) reduces footprint dramatically
✓ Fits RV rear storage, apartment closet, car trunk
✓ Folding pedals reduce width further
✓ Quick-release clamps = fold/unfold in under 60 seconds
✓ Customer-verified: "We need them to fold to fit on the back of our RV"


The Beach & Off-Road Challenge

The Problem: Standard e-bikes sink in sand, slip in snow, and feel unstable on loose terrain.

The Solution:
✓ 20" x 4.0" fat tires float over sand, snow, mud, gravel
✓ Low 20" wheel height = lower center of gravity = stable handling
✓ Customer-verified: "Super impressed how well the Eunorau performed on the beach" (Port Aransas, TX)
✓ Same tires handle pavement with responsive feel


6. REAL-WORLD SCENARIOS

The Beach Cruise (Port Aransas, TX)

Customer review: You ride your E-FAT-STEP onto the beach. The fat tires float over soft sand like magic. Tourists stop and ask about it. You cruise 7 miles down the shoreline, battery at 75%. You return with your gear dry, legs fresh, and a sunburn you earned. Total cost: $0 in parking fees.

The Win: Beach capability without 90-pound weight penalty—portability + performance for coastal riders.


The RV Lifestyle

Customer review: "We need them to fold to fit on the back of our RV. They ride well, very solid feel, smooth power." You unfold two bikes in 90 seconds, explore a new state park, fold them back when the sun sets. No trailer hitch bike rack needed. No storage stress.

The Win: RV-compatible portability without sacrificing ride quality—freedom for full-time travelers.


7. WHAT'S INCLUDED

Assembly State: 85% Pre-Assembled
Assembly Time: ~45 Minutes
Tools Required: Basic hex keys (included)

Component Status
Aluminum Alloy Folding Frame ✓ Assembled
48V 12.5Ah Battery ✓ Installed & Charged
500W Rear Hub Motor ✓ Pre-installed in Rear Wheel
Smart Charger (2A) ✓ Included
Shimano 7-Speed Drivetrain ✓ Pre-installed
Eunorau Hydraulic Disc Brakes ✓ Pre-installed & Bled
KENDA/CHAOYANG 20" x 4.0" Fat Tires ✓ Mounted
Adjustable Folding Stem ✓ Pre-installed (requires final adjustment)
K-LCD5 Display ✓ Installed
LED Lights (Front + Rear) ✓ Pre-wired
Folding Nylon Pedals ✓ Included (requires installation)
Comfort Saddle ✓ Pre-installed
Aluminum Bash Guard ✓ Pre-installed
Tool Kit ✓ Included
Owner's Manual ✓ Printed + Digital PDF

8. COMPATIBLE WITH

Assembly & Maintenance Resources

Assembly Guide: [Assembly video coming soon—pedal installation, stem adjustment, folding mechanism demo]

Approved Accessories

Range Extension:

  • [Secondary Battery Kit (48V 12.5Ah/17.5Ah)] — Extended range for long beach rides or tours

Storage:

  • [Front Basket] — Grocery capacity without compromising step-through access
  • [Rear Rack] — Additional cargo mounting for panniers or top bags

Comfort:

  • [Suspension Seatpost ($159)] — Additional cushioning for rough terrain
  • [Premium Saddle with Backrest] — Enhanced lumbar support for long rides
  • [Ergonomic Grips] — Reduce hand fatigue

Safety:

  • [Genesis Adult Helmet ($39.99)] — Officially paired accessory
  • Kryptonite Keeper Chain Lock — 47" hardened steel; $500 anti-theft protection offer

9. WARRANTY, RETURNS & SHIPPING

Warranty Coverage

2-Year Warranty on all electrical components (motor, battery, controller, display) against manufacturer defects.
5-Year Frame Warranty on aluminum folding frame.

For complete warranty details, exclusions, and claim procedures, review our Warranty & Purchase Agreement Policy.


Returns & Refunds

We want you to love your accessible adventure machine. If it's not the right fit, we've got you covered.

7-Day Money-Back Guarantee — No questions asked return policy.

For return windows, damage reporting procedures, and refund policies, see our full Return & Refund Policy.


Shipping & Delivery

Shipping Cost: Free Shipping (Continental US, orders $100+)
Processing Time: 1–3 Business Days
Delivery Method: FedEx/UPS Ground
Delivery Window: 5–7 Business Days
Assembly Required: ~45 Minutes (85% Pre-Assembled)

Important: This is a folding compact bike. Standard package dimensions allow easy handling.

For detailed shipping timelines, tracking, and international options, visit our Shipping & Delivery Policy.


Support

Questions about your order, warranty claim, or technical support?
Reach our team directly via our Contact Page.

 


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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