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X-Treme  |  SKU: 48BOULDERADO-17-Black
63% off

X-Treme Boulderado 48V 500W Fat Tire Step-Through Electric Mountain Bike – 25 MPH, 17Ah LiFePO4 Battery, 26 × 4.0-Inch Tires

Sale price $999.00 Regular price $2,719.00
Shipping calculated at checkout.

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Financing Options

Flexible Payments for Your Next Ride

Get the ride you want with a payment plan that fits your budget. Bike Lover USA offers Shop Pay Installments and Klarna, giving eligible customers the option to spread the cost of electric bikes, scooters, electric dirt bikes, and more over time.

Choose your ride, explore the available payment options at checkout, and review your terms before placing your order.

Choose How You Pay

Shop Pay Installments

Shop Pay Installments, powered by Affirm, offers payment plans for eligible purchases.

  • Pay in 4: Four interest-free payments every two weeks for qualifying U.S. orders from $50 to $999.99.

  • Monthly payments: Available for qualifying U.S. orders from $150 to $30,000, subject to approval. Rates range from 0%–36% APR.

Your available plans, payment amounts, and total cost are displayed before you confirm. A down payment may be required.

Klarna

Select Klarna at checkout to see the payment options available for your purchase.

Depending on your order and eligibility, options may include:

  • Pay in 4: Split your purchase into four interest-free payments, generally every two weeks. A higher initial payment may be required.

  • Pay over time: Spread the cost into monthly payments when offered. Interest may apply.

Klarna determines approval and available plans. Review your payment schedule, interest, and any applicable fees before accepting.

How It Works

1. Find Your Ride
Choose your model and options, then add it to your cart.

2. Choose Your Payment Provider
For Shop Pay Installments, select Shop Pay, then choose to pay in installments. For Klarna, select Klarna from the available payment methods.

3. Review Your Options
Follow the provider’s prompts to see available plans. Check the amount due today, future payments, and total cost.

4. Complete Your Purchase
Accept your chosen plan and place your order. Your order will ship according to the product’s availability and our shipping policy.

Frequently Asked Questions

Is financing available for every customer?
Approval is determined by Affirm or Klarna. Available plans depend on your purchase amount, location, and eligibility. Bike Lover USA cannot guarantee approval.

Are all payment plans interest-free?
No. Qualifying Pay in 4 plans are interest-free, while monthly plans may include interest. Klarna may charge applicable fees, including late fees. Always review the terms of your selected plan.

Will this affect my credit?
Credit checks and reporting depend on the provider and payment plan. Using financing and your repayment history may affect your credit. Review the provider’s credit disclosures before accepting.

Do I have to finish paying before my order ships?
You do not need to pay off your installment plan before shipment. Once your order and payment are approved, normal product availability, processing, and shipping timelines apply.

Where do I manage my payments?
Manage Shop Pay Installments through Affirm and Klarna payments through your Klarna account or app.

Who should I contact for help?
Contact Bike Lover USA for product selection, order updates, shipping, or returns. For payment schedules, billing, or financing questions, contact your payment provider:

Find Your Ride. Explore Your Payment Options.

Shop All Rides and view available payment plans at checkout.

Payment options are subject to eligibility and approval. Available terms vary by provider, purchase, and customer. The terms presented when you accept your payment plan govern your agreement.

Delivery and Shipping

Last updated: May 7, 2026

At Bike Lovers USA, we aim to provide clear and transparent shipping information for all orders placed through our website.

Shipping Coverage

Domestic Shipping

We currently ship within the 48 contiguous United States.

Shipping Exclusions

At this time, we do not ship to:

  • Alaska
  • Hawaii
  • P.O. Boxes
  • APO/FPO addresses
  • International destinations

Shipping Cost

Standard Shipping

Free standard shipping is available on eligible orders shipped within the 48 contiguous United States.

Shipping availability may vary depending on product type, size, weight, or delivery location.

Order Processing Time

Order Cut-Off Time

Orders placed before 3:00 PM EST (GMT-05:00) on business days begin processing the same business day.

Orders placed after the cut-off time, on weekends, or on holidays will begin processing on the next business day.

Handling Time

Estimated handling time is

  • 3–5 business days
  • Business days: Monday through Friday

Handling time includes order review, processing, packaging, and shipment preparation.

Transit Time

Estimated delivery transit time is:

  • 3–7 business days
  • Business days: Monday through Friday

Transit times are estimates only and may vary depending on carrier operations, weather conditions, product availability, or delivery location.

Total Estimated Delivery Time

Estimated total delivery time:

  • 6–12 business days

Delivery estimates are provided for informational purposes and are not guaranteed delivery dates.

Shipping Carriers

Orders may be shipped using carriers including

  • FedEx
  • UPS
  • Freight delivery providers for oversized items

Carrier selection may vary depending on the product and destination.

Freight Deliveries

Certain oversized products, including large bicycle-related items, may ship through freight carriers.

Delivery Appointments

For freight shipments, the carrier may contact the customer using the phone number provided at checkout to arrange delivery scheduling.

Curbside Delivery

Freight shipments are generally delivered to the curbside or nearest accessible delivery point. Drivers are not authorized to enter residences or assemble products.

Order Tracking

Once an order ships, a shipping confirmation email with tracking information will be sent to the email address provided during checkout.

Tracking updates may require 24–48 hours to appear on the carrier’s website.

Damaged or Missing Shipments

Customers should inspect packages upon delivery.

If a shipment arrives visibly damaged:

  • Refuse the delivery when possible if the packaging appears significantly damaged.
  • If damage is identified after delivery, contact us within 48 hours of receiving the order.

Please include:

  • Order number
  • Photos of the packaging
  • Photos of the product

Claims submitted after the reporting window may not qualify for review.

Incorrect Shipping Information

Customers are responsible for providing accurate shipping information during checkout.

Bike Lovers USA is not responsible for delays or delivery issues caused by incorrect or incomplete shipping details provided by the customer.

Contact Information

Bike Lovers USA

Email: sales@bikeloverusa.com
Phone: +1 (845) 237-0853

Business Hours:
Monday – Friday | 9:00 AM – 5:00 PM EST

Business Address:
3979 Albany Post Road, Ste. 2, Unit #2470
Hyde Park, NY 12528
United States

Description

X-Treme Boulderado 48V 500W Fat Tire Step-Through Electric Mountain Bike

The X-Treme Boulderado is a step-through electric mountain bike designed for recreational riding, commuting, and exploring a variety of terrain. It features a 500W Bafang rear hub motor and an integrated 48V 17Ah lithium iron phosphate (LiFePO4) battery. Its low step-through frame makes mounting and dismounting easier, while the wide tires and front hydraulic suspension support a comfortable ride.

The Boulderado combines throttle operation with a five-level Smart Power Assist System (SPAS), allowing riders to adjust assistance while pedaling. Its Shimano Altus 9-speed drivetrain, Tektro disc brakes, and Kenda fat tires provide versatile handling for paved roads and suitable off-road trails.

Key Features

  • 500W Bafang Rear Hub Motor: Provides electric assistance for recreational riding and hill climbing.

  • 48V 17Ah LiFePO4 Battery: Integrated battery delivers 816Wh of nominal energy capacity.

  • Up to 25 MPH on Throttle: Manufacturer-advertised maximum throttle-only speed.

  • Long-Range Pedal Assist: The manufacturer advertises up to 150 miles under ideal conditions using low assistance on flat terrain while pedaling.

  • 26 × 4.0-Inch Kenda Fat Tires: Wide tires designed for added traction and stability across varied surfaces.

  • Step-Through Aluminum Frame: 6061-T6 aluminum alloy construction makes mounting and dismounting more convenient.

  • MOZO Hydraulic Front Suspension: Helps absorb bumps and vibration on uneven surfaces.

  • Shimano Altus 9-Speed Drivetrain: Offers multiple gearing options for different riding conditions.

  • Tektro Disc Brakes: Front and rear disc brakes provide controlled stopping.

  • Five-Level Smart Power Assist: Adjustable pedal-assist settings help manage motor assistance and battery consumption.

  • King Meter LCD Display: Displays riding information such as speed, distance, and battery level.

  • Included Accessories: Rear cargo rack, beverage holder, and battery-operated LED headlight.

  • 350 lb Maximum Suggested Load: Manufacturer-listed weight capacity.

Specifications

Specification Details
Brand X-Treme
Model Boulderado
Bike Type Step-through fat tire electric mountain bike
Motor Bafang rear hub motor
Rated Motor Power 500W
Battery 48V 17Ah LiFePO4
Nominal Battery Energy 816Wh
Maximum Throttle Speed 25 MPH
Advertised Maximum Range Up to 150 miles with low pedal assist under ideal conditions
Tires Kenda 26 × 4.0 inches
Frame 6061-T6 aluminum alloy, step-through
Front Suspension MOZO hydraulic suspension fork
Drivetrain Shimano Altus 9-speed
Brakes Front and rear Tektro disc brakes
Pedal Assist Five-level Smart Power Assist System
Display King Meter LCD
Controller 48V 15A sealed smart controller
Charger 48V UL-certified charger
Advertised Charging Time Approximately 3 hours
Bicycle Weight Approximately 70 lb
Maximum Suggested Load 350 lb
Maximum Seat Height 41.3 inches
Minimum Seat Height 33.5 inches
Handlebar Height 43.3 inches
Carton Dimensions 60 × 30 × 11 inches
Warranty One-year bicycle and battery warranty

The advertised range is an ideal-condition estimate and may be substantially lower depending on rider weight, terrain, speed, battery condition, and assistance level. The manufacturer also advertises speeds above 45 MPH with pedal assistance; actual achievable speed depends on riding conditions and configuration.

 

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.