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Electric Bike for Adults Q20, 2000/1500W, 37/30MPH,52V 40AH,48V/20AH E-Bike,30-180 Miles Electric Motorcycle, 20" Fat Tire Dirt Bike, UL2849 All Terrain for Mountains, Snow, Sand, Road

  • Based on 3 reviews
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$849.00 Why this price?
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Fulfilled by Zipway Ebike
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Color: 𝟏𝟔''-𝟕𝟓𝟎𝗪 𝟰𝟴𝗩 𝟐𝟎𝗔𝗛


Features

  • 16''*4.0'' Electric Bike for Adults & Teens The Ridstar 16''*4.0'' electric bike is a distinct model within the Q20 series, but it is not the Q20 itself. Designed with integrated wheels, it provides a sleek and durable ride, ideal for smaller adults (under 5'2") and teens who enjoy off-road adventures.
  • Speed Limit of 20MPH, Unlockable to 30MPH The bike comes factory-set with a speed limit of 20MPH for safety, especially for youth riders, but can be unlocked to reach 30MPH for adult riders or more experienced users.The 750 W brushless hub motor offers enhanced climbing ability, effortlessly conquering gradients of up to 35 degrees.
  • Impressive 80 Mile RangeAchieve up to 35-50miles per charge in electric-only mode and an impressive 80 miles in pedal-assist mode (PAS 1 mode). The detachable 20AH upgraded battery (UL certified) charges in just 4-6 hours and boasts an IP54 waterproof rating for added durability.
  • Full Suspension & Hydraulic Dual BrakesSmooth ride with 5-level suspension & dual disc brakes. Strong front fork shock absorbers, seat shock absorber, and puncture-resistant 20"X4" fat tires. Reliable braking on steep slopes & rugged terrain with front disc brakes, rear hydraulic shock absorber, and EABS system. Hydraulic dual brakes reduce braking distance by 50% in wet conditions.
  • Three Customizable RidingModes Pure Electric Mode, Pedal Assist Mode, and Normal Biking Mode. Pure Electric Mode helps you reach your destination quickly, especially useful for urban travel, and reduces strain on your knees and legs. Pedal Assist Mode extends battery life while providing additional power, ideal for climbing hills or riding against the wind. It also includes a 7.2-inch phone holder and a spacious storage box for convenience.
  • Top Quality, Top ServiceEstablished in New Jersey in 2010, Ridstar offers top-tier electric bike with 90% pre-assembly, clear instructional videos, and reliable customer support. Our products boast high quality, backed by rigorous testing and a 1-year warranty. Trust in Ridstar for exceptional service and premium components.

Brand: Ridstar


Wheel Size: 20 Inches


Size: 20"


Theme: Motorcycle


Model Name: Q20 1500W 48V 20AH


Power Source: Electric motor


Wheel Material: Aluminum


Lithium Battery Energy Content: 2.08E+3 Watt Hours


Warranty Type: 1 year limited warranty


Assembly Required: Yes


Brand: ‎Ridstar


Wheel Size: ‎20 Inches


Size: ‎20"


Theme: ‎Motorcycle


Model Name: ‎Q20 1500W 48V 20AH


Power Source: ‎Electric motor


Wheel Material: ‎Aluminum


Lithium Battery Energy Content: ‎2.08E+3 Watt Hours


Warranty Type: ‎1 year limited warranty


Assembly Required: ‎Yes


Bicycle Gear Shifter Type: ‎Trigger


UPC: ‎745431475736


Bicycle Drivetrain Type: ‎Electric


Electric Assist Type: ‎Motor


Brand Name: ‎Ridstar


Date First Available: February 22, 2025


Frequently asked questions

This product is currently out of stock. Please check back later for shipping info.

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

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View our full returns policy here.

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Top Amazon Reviews


  • Don’t buy from Amazon
Only goes up to 20 mph on full battery charge. Makes weird noise as you’re driving which may be a defect but not worth shipping back. I knew I should have ordered directly from the manufacturer website but was cheaper on Amazon now I know why. Don’t buy it here!!!!!!!
Reviewed in the United States on August 16, 2025 by Tania S

  • Do not buy
Don't buy. Zero stars. We received it with a defective pedal. Went back and forth with the seller for months. I thought Amazon would step in but even though they promised a full refund, they wanted us to ship the bike back and pay $200 shipping. Be cautious!
Reviewed in the United States on July 7, 2025 by danijela mijacevic

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