SKU: 43568823891

HKM-488339 Mid Motor Electric Bike with Aluminum Alloy Frame and 48V 13AH Lithium Battery, 7-Speed Gears, Hydraulic Disc Brake

Sale price$630.00 Regular price$700.00
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Ships within 48 hours · Estimated delivery Sep 19 - Sep 24

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Description

HKM-488339 Mid Motor Electric Bike with Aluminum Alloy Frame and 48V 13AH Lithium Battery, 7-Speed Gears, Hydraulic Disc BrakeHEDATX HKM 488339 Mid Motor Electric Bike Precision mid drive engineering for the modern commuter balanced, powerful, and relentlessly efficient. Experience a new standard in urban mobility with the HKM 488339. Its centrally mounted brushless motor and integrated battery create a harmonious blend of performance and aesthetics. Whether slicing through city traffic or exploring country lanes, every component is tuned to deliver a ride that feels

HEDATX HKM-488339 Mid Motor Electric Bike

Precision mid-drive engineering for the modern commuter — balanced, powerful, and relentlessly efficient.

Experience a new standard in urban mobility with the HKM-488339. Its centrally mounted brushless motor and integrated battery create a harmonious blend of performance and aesthetics. Whether slicing through city traffic or exploring country lanes, every component is tuned to deliver a ride that feels natural, responsive, and exhilarating.

Mid-Drive Precision

Central motor placement lowers the center of gravity, resulting in superior balance and handling.

Extended Range

Travel up to 37.3 miles (60 km) on a single charge with the efficient 48V 13Ah lithium battery.

Responsive Speed

Reach speeds between 18.6–31 mph (30–50 km/h), adaptable to your riding style and conditions.

29" Stability

Large wheels absorb bumps effortlessly, ensuring a smooth, controlled ride on varied surfaces.

7-Speed Adaptability

Conquer steep inclines or enjoy flat cruising with a reliable 7-speed drivetrain.

Hydraulic Disc Brakes

Confident stopping power in wet or dry conditions, with low maintenance hydraulic actuation.

Engineered for the Ride

The HKM-488339 is not just an electric bike — it is a carefully orchestrated system where every component works in synergy. The mid-drive motor leverages the bike's gears, optimizing torque and efficiency across all speeds. This translates to a ride that feels intuitive, whether you're starting from a stoplight or maintaining a steady cadence on open roads.

Mid-Drive Motor Dynamics

Unlike hub motors, the mid-drive unit delivers power directly through the chain, allowing you to take full advantage of the 7-speed gear system. This means higher efficiency on hills and a more natural pedaling feel. The 250W brushless motor provides smooth, near-silent assistance, while advanced sensors measure your pedaling input to deliver proportionate power — no sudden surges, just seamless acceleration.

Integrated Lithium Power

The 48V 13Ah (624Wh) battery is seamlessly integrated into the downtube, preserving the bike’s clean silhouette while protecting the cells from the elements. This high-density pack delivers a real-world range of over 37.3 miles (60 km) per charge, depending on terrain and assist level. Intelligent Battery Management System (BMS) safeguards against overcharge, over-discharge, and temperature extremes, extending overall battery life.

Hydraulic Braking Confidence

Hydraulic disc brakes offer superior modulation and fade-free performance. Whether navigating rainy city streets or descending a winding trail, the 180mm rotors provide consistent, powerful stopping. The sealed hydraulic system requires minimal maintenance, ensuring your brakes feel crisp and responsive mile after mile.

7-Speed Drivetrain

Adapt to every gradient with a wide-range 7-speed gearing system. The combination of electric assist and mechanical gears gives you the flexibility to spin comfortably up steep climbs or push higher speeds on flats. The precise shifting ensures you're always in the optimal cadence zone.

Why a Mid-Drive Motor?

Optimized Weight Distribution

Placing the motor at the bottom bracket centralizes mass, dramatically improving balance and cornering stability compared to rear-hub designs.

Efficient Power Transfer

The motor drives the chain directly, using the bike’s gears to multiply torque when climbing and reduce motor RPM at speed — extending range and reducing wear.

Natural Pedal Feel

Torque and cadence sensors precisely mirror your input, delivering assistance that feels like an extension of your own strength — never artificial.

Long-Term Reliability

Mid-drive systems are renowned for their durability. Serviceable components and lower heat buildup contribute to a longer lifespan under demanding conditions.

Technical Specifications
Frame 6061 Aluminum Alloy
Motor 250W Brushless Mid-Drive
Battery 48V 13Ah (624Wh) Lithium-ion
Range Up to 37.3 mi (60 km)
Top Speed 18.6–31 mph (30–50 km/h)
Transmission 7-Speed Shimano Tourney
Brakes Hydraulic Disc, 180mm Rotors
Wheels 29" x 2.1" All-Terrain
Weight 48.5 lbs (22 kg)
Max Load 265 lbs (120 kg)
Charge Time 6–8 hours (Standard Charger)
Display LCD with Speed, Battery, Assist Level
Frequently Asked Questions
How does the mid-drive motor improve my riding experience?
The mid-drive motor delivers power directly through the bike’s chain, allowing the motor to benefit from the same gear ratios you use. This means stronger hill climbing, better efficiency, and a more natural pedal feel compared to hub motors. It also centralizes weight for superior balance and handling.
What is the real-world range I can expect?
Range depends on terrain, rider weight, assist level, and pedaling input. In typical mixed conditions with moderate assist, you can expect up to 37.3 miles (60 km). Riders using lower assist levels and contributing more pedal power may exceed this figure.
Is the battery removable for charging?
The battery is elegantly integrated into the frame for aesthetics and protection. While it is not designed for quick daily removal, it can be accessed for service by a qualified technician. The bike includes a charging port directly on the frame for convenient at-home or office charging.
What kind of maintenance do the hydraulic brakes require?
Hydraulic disc brakes are largely self-adjusting and require minimal routine maintenance. We recommend an annual brake fluid check and pad inspection to ensure optimal performance. The sealed system provides consistent lever feel in all weather conditions.
How does the 7-speed gear system complement the motor?
With 7 gears, you can select a lower gear for steep climbs (allowing the motor to operate at an efficient RPM) or a higher gear for flat roads and higher speeds. This synergy reduces strain on both the motor and your knees, enhancing overall ride comfort and battery life.
Purchase with Confidence

Free Shipping on All Orders

Enjoy complimentary delivery on every purchase. Your HKM-488339 will be carefully packed and shipped directly to your door at no extra cost.

180 Days Purchase Protection

We stand behind our quality. Should any manufacturing defect arise within 180 days of delivery, we will repair or replace the affected component at no charge.

30 Days Money-Back Guarantee

If you’re not completely satisfied within 30 days of receiving your bike, return it in original condition for a full refund. Your satisfaction is our priority.

24 Months Warranty Service

Ride with peace of mind. The HKM-488339 is covered by a comprehensive 24-month warranty covering the frame, motor, battery, and electronic components against defects.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 43568823891

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4.8 ★★★★★
Based on 29 reviews
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Product Reviews
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Verified Purchase
phil
Belleville, US
★★★★★ 5
Great unit
Set name: 5.1 Receiver
Works great, was worried about having my hdmi run through it thinking id have to use it all the time but leaving it off the signal still goiles through to the TV. Very rleasy to hook up and very easy to use.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 8, 2026
K
Verified Purchase
kpdrumswritessings
West Palm Beach, US
★★★★★ 5
real time and energy saver, as well as $
Size: 16AWG Wiring Harness-2 Leads
If you have a set of LED lights that didn't come with a harness , you can't beat this for the price. By the time you figure in the cost of the parts ( wire, switch, crimps/connectors, not to mention a relay if you are using one) to hardwire a set of lights, let alone the time to assemble, this set up is cheaper by far. harness length is ample, you get a pair of pigtails with connectors for a pair of lights, the relay, switch, fuse block and fuse, and ring terminals for power all assembled for what a switch and some wire would cost. Made everything quick, cheap, and easy.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 17, 2024
M
Verified Purchase
Miguel
Lexington, US
★★★★★ 5
Great wiring harness for light installations.
Size: 16AWG Wiring Harness-2 Leads, Size: 16AWG Wiring Harness-2 Leads
This is a great wiring harness for LED lights. These come in one or two leads application. All that means is that they come ready for one or two lights, depending on your installation. The plug in connectors for each light comes with the set so that is a plus. I’ve attached a picture of the plug/connector for the lights so you can take a look at them. Although the relay is an “overkill” for low wattage LEDs, it’s OK to have it just in case you decide to change your lights for larger ones or halogens, in the future. In my case I will be using this harness in my motorcycle. It is very long for my need, which is great for cars, but too long for motorcycles since you have to remember that room/space is scarce in motorcycles. I ended up cutting the wires to my desired length and using heat shrink butt connectors and “glued” heat shrink covers for waterproofing the connection points. All in all these are great quality and I am very happy with them.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 16, 2020
M
Verified Purchase
Marina De Leon
Natrona Heights, US
★★★★★ 5
Nice
Size: 16AWG Wiring Harness-2 Leads
Worked great, easy to install
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 8, 2026
D
Verified Purchase
Dan from Georgia
Natrona Heights, US
★★★★★ 4
Wire length between the two connectors is short for a full-size pickup
Size: 16AWG Wiring Harness-2 Leads
I used the harness to wire ditch lights on opposite sides of a full-size pickup (F150). The wire between the 2 2-pin connectors was about 18 inches too short. Fortunately, splicing the wires from the (Nilight) ditch lights and the included pigtails gave barely enough length to reach the connectors. The connectors are buried inside the trim channel for the cowl; I'd have preferred they were exposed on each side to allow for easy swapping of the lights, but I can live with it. There is more than enough wire from the first connector to the relay for my all-under-hood installation, but I didn't think to measure if it would reach into the truck bed. The harness is of good quality and is a very good value. It would be a 5-star if it weren't for that little length issue.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2025

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