Jesrider K820 Electric Bike – 48V 17.5Ah
Black-Grey
$799.00
Sale price
$799.00
Regular price
$1,099.00
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Jesrider K820 Electric Bike – 48V 17.5Ah
$799.00
Sale price
$799.00
Regular price
$1,099.00
Shipping calculated at checkout.
CARE & MAINTENANCE
To maintain the beauty and integrity of your purchase, we recommend treating it with care. Simple maintenance practices, such as gentle washing and proper storage, can effectively preserve the longevity of your favorites. We encourage you to refer to the care instructions included with each item, designed to help you keep your purchase in top condition.
SHIPPING & RETURNS
We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible. Need to return something? Just let us know.
250W Brushless Motor
High Speed & Strong Gradeability
The 250W high-speed brushless motor delivers strong gradeability and smooth acceleration. With a top speed of 25 km/h, Shimano 21-speed gears, and 55 N·M torque — effortless climbing and responsive performance on any road.
Smart LCD Display
Intuitive Controls at Your Fingertips
The smart LCD display shows real-time speed, battery status, pedal assist level, and more. Clearly labeled control buttons make it easy to switch modes, adjust assist levels, and manage your ride — all without taking your eyes off the road.
2 Ways to Fast Charge
Safe — Energy Saving — Efficient
The 48V 17.5Ah removable lithium battery supports two convenient charging methods — charge on the bike or remove and charge indoors. BMS protection ensures safe, energy-efficient charging every time. Full charge in just 4–5 hours.
Front Shock Absorption System
Snow, Mountain, Sand, City — All Roads Covered
Equipped with a high-quality front suspension fork, the shock absorber system ensures a smooth, stable ride on both rough trails and city streets. Handles snow roads, mountain paths, sand roads, and city commutes with equal confidence.
Aluminum Alloy Frame
Four Riding Modes — Your Ride, Your Choice
The 6061 aluminum alloy frame offers a unique design with excellent performance and durability. Choose from four riding modes: Electric Cycling, Pedal Assisted, Bicycle Mode, or Cruise Control — adapting to every riding scenario.
Geometry & Dimensions
Technical Specifications
| Model | K820 |
| Frame | 6061 Aluminum Alloy Frame |
| Fork | Aluminum Alloy Suspension Fork with Lockout |
| Motor | 250W Brushless Geared Rear Hub Motor |
| Top Speed | 25 km/h |
| Battery | 48V 17.5Ah Lithium Battery |
| Range (Electric) | Around 25 Miles |
| Range (PAS) | Around 38 Miles |
| Charge Time | 4–5 Hours |
| Brake | Mechanical Disc Brake with Power Cut-Off |
| Drivetrain | Shimano 21-Speed |
| Torque | 55 N·M |
| Display | Smart LCD Display |
| Throttle | Twist Throttle |
| Headlight | LED Headlight (Battery Powered) |
| Tire | 29" × 1.95" MTB Tire |
| Riding Modes | Electric / Pedal Assist / Bicycle / Cruise Control |
| Handlebar Width (A) | 56 cm / 22 in |
| Seat Tube (B) | 73 cm / 28.7 in |
| Rear Frame (C) | 79 cm / 31.1 in |
| Total Height (D) | 112 cm / 44.1 in |
| Wheelbase (E) | 115 cm / 45.3 in |
| Total Length (F) | 188 cm / 74 in |
| Saddle Height (G) | 99 cm / 39 in |
| Bike Weight | 38.5 kg / 85 lbs |
| Max Load | 200 kg / 440 lbs |
| Recommended Height | 5.4–6.5 ft (165–198 cm) |
Warranty & After-Sales
✅ Frame: 1-year warranty against manufacturing defects
✅ Motor & Battery: 1-year warranty
✅ Electrical Components: 6-month warranty
✅ Wear Parts (tires, brake pads, chains): Not covered under warranty
For warranty claims or after-sales support, please contact us via email. We respond within 24 hours on business days.
Jesrider Ebike
Each item is designed to blend harmoniously with your living space while adding a unique touch. We aspire to bring balance and enrichment to everyday life.