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electric bicycle Harley style

Nachbike Off-road Electric Motorcycle E-thunder ET20

This product is not UL certified and cannot be sold or shipped to residents of NYC.
$2,799.00 Regular price
EXTRA $100 OFF For 1 Bike Code:
EXTRA $200 OFF For 2 Bikes Code:
Details Page
Quality Guaranteed Icon 2-Year Warranty
Return Icon 20-day Return
Free Shipping Icon Free Shipping
    Accessories Included Accessories Included
    Electric Bike Charger
    Electric Bike Charger
    20Ah Lithium Battery
    Removable Lithium Battery*2
    Bicycle Pedal
    Bicycle Pedal
    Electric Bicycle Fender Set
    Type Electric Motorcycle
    Motor Power 2000W (1000W*2)(peak)
    Battery 48V, 45Ah
    Range 70-120KM (44mi -75mi )
    Tires 20''
    Weight 45KG (77 LBS)
    Max Load 120KG (264 LBS)
    Charging Time 8-10 Hours
    Transmission Gears Single Gear
    Brake System Front+Rear wheel Hydraulic Brake
    Lights Front & rear

    1. 20 x 4 inches Fat tires*2
    2. 22.5Ah Battery*2
    3. Charger*1
    4. Fenders
    5. Pedals*2
    6. Front and rear light
    7. Bicycle frame
    8. Owner's manual
    9. Bicycle Seat


    We offer local UPS, FedEx, or DHL shipping. Free shipping.
    Shipping from US local warehouses.
    In-stock orders typically ship within 1-3 business days.
    Please allow 2~8 business days for your shipment to arrive at your address.
    A shipping confirmation email will be sent to your email once the order has shipped.

    The above shipping applies to most products in stock. For shipping details, please refer to Shipping Policy


    We have a 20-day return policy, which means you have 20 days after receiving your item to request a return.
    Please contact us for return procedures, we do not accept returns and refunds without receiving the email.
    For the specific return process, please refer to the Return&Refund Policy

    If you have any questions, please contact us and we will be happy to assist you.

    Icon 1

    Steel Frame

    High-strength steel pipe

    Icon 2


    High speed brushless motor

    Icon 3


    48V 22.5Ah dual battery

    Icon 4

    Riding Distance

    70-120KM (44mi -75mi)

    Icon 5

    Hydraulic Brake

    Efficient braking

    Icon 6

    20 X 4" Fat Tires

    Air-filled tires with tube

    Icon 7

    Full Suspension

    Front & rear suspension

    Icon 8

    LED Light

    Head & tails brake lights

    ET20 ebike battery

    48V 22.5Ah Dual Battery

    Experience effortless riding with our electric bike, utilizing both pedals and dual batteries for up to 120km on a single charge. Maximize your journey with enhanced range and pedal-assist convenience!

    ET20 ebike brake

    Front & Rear Hydraulic Brake

    Equipped with front and rear hydraulic brakes for precise braking while riding, ensuring fast, controlled braking, while self-adjusting brake pads provide consistent performance and reduce hand fatigue on long rides.

    ET20 ebike handle

    Heightened Control Lever

    Increasing the height of the control bar enhances rider comfort and control. Enjoy an improved posture, better visibility and easier handling for a more enjoyable and ergonomic riding experience.

    ET20 ebike seat

    Comfortable Seat

    Seat surface is made of leather, the contact surface is smooth, and the interior is filled with foam silicone, which provides a certain degree of shock absorption, carries part of the vibration, and brings comfort.

    ET20 ebike light

    LED Headlight

    Improve visibility and safety, illuminating your travel path in low light conditions. Enjoy energy efficiency, long life and bright illumination for a safer and more enjoyable riding experience.

    ET20 ebike fat tire

    20 X 4" Fat Tires

    Electric bicycles with 20*4" fat tires offer superior traction and stability on various terrains, including sand, snow, and rough trails. Experience smoother rides, enhanced grip, and reduced risk of punctures.



    Frame: steel frame, external removable lithium-ion battery;
    Fork: front and rear full suspension forks, handlebar steering stem


    Hub Rear: brushless geared hub motor, 2000W (1000W*2)(peak);
    Tire: 20" x 4" fat tires, air-filled tires with tube, puncture protection;
    Spokes: aluminum alloy, equipped with removable fenders


    Battery: external removable lithium-ion battery;
    Charger: 54V, 3A; output, 100-240V, 50/60Hz input;
    Display Type: LCD Display;
    Crank: steel frame;
    Rear Derailleur: single gear


    Light: LED headlight and taillight;
    Weight: 45KG/77LBS;
    Weight Limit: 264 lbs / 120kg;
    Suggested Rider Height: 5'6"-6'4" (167-193CM);
    Package Size: 144*34*87cm, 50kg (110 lbs)

    We've been manufacturing ebikes for 11 years and offer a 2-year warranty to ensure your bike keeps running.
    free shipping
    Free Shipping
    Offer 24-hour delivery from warehouses in California, and New Jersey and shipping cost is covered by us.
    Quality Guaranteed
    We offer localized services and technical support for your great purchasing experience.
    Easy Return
    20-day Easy Return
    You can return or exchange if dissatisfied but please make sure the box remains unopened or undamaged.