HKM-488339 Mid Motor Electric Bike with Aluminum Alloy Frame and 48V 13AH Lithium Battery, 7-Speed Gears, Hydraulic Disc Brake
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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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 โ€” 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 18.6โ€“31 mph (30โ€“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 โ€” 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 โ€” no sudden surges, just seamless acceleration.

Integrated Lithium Power

The 48V 13Ah (624Wh) battery is seamlessly integrated into the downtube, preserving the bikeโ€™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 bikeโ€™s gears to multiply torque when climbing and reduce motor RPM at speed โ€” 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 โ€” 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 18.6โ€“31 mph (30โ€“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 6โ€“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 bikeโ€™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 youโ€™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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4.4 โ˜…โ˜…โ˜…โ˜…โ˜…
Based on 2015 reviews
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Product Reviews
M
Verified Purchase
MW
Carnegie, US
โ˜…โ˜…โ˜…โ˜…โ˜… 1
Squeaker inside toy breaks after 2 days
Size: Mini, Color: Gator (Pink)
Bought for my 8 lb chihuahua for Christmas. I have 3 little girls. The youngest loves her toys and of course she took this one over immediately. She just loved everything about it. The material on the gator is amazingly durable and I believe would hold up for a good while. The squeaker inside the toy however, broke after 2 days of my girl playing with it. It's now a noiseless toy that she does not like too much as it does not squeak because it only had the one squeaker in it. I would recommend that 2 squeakers be inserted into this gator. I would not purchase again due to the longevity of the squeaker...only lasted 2 days.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 5, 2026
C
Verified Purchase
Celeste A
Birmingham, US
โ˜…โ˜…โ˜…โ˜…โ˜… 5
Go dog toys are the best!
Size: Large, Color: Dinos Frills (Pink)
These are the only stuffed toys I buy for my Pittie because they are so well made. Even when she unstuffs them, she plays with them forever!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 16, 2026
A
Verified Purchase
a customer
Carnegie, US
โ˜…โ˜…โ˜…โ˜…โ˜… 5
My dog loves these toys.
Size: Mini, Color: Gator (Pink)
Not a huge toy, nor is my dog. But we have lots of goDog toys. Practically indestructible and my dog likes to carry these in his mouth and bring them onto the foot of our bed. Brilliant colors and good squeaker but my dog is afraid of the squeak. Fair value for cost.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 10, 2026
U
Verified Purchase
University Doc
Fort Morgan, US
โ˜…โ˜…โ˜…โ˜…โ˜… 5
Our XL dogs love them. Highly recommend it!
Size: Mini, Color: Gator (Pink)
Our XL dogs love this! Highly recommend them! Highly recommend. Not for aggressive chewers but our big dogs don't destroy their toys. They cherish them. Great for play and cuddling. Not to loud either. Very cute.
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Reviewed in the United States on May 13, 2026
V
Verified Purchase
Valhalla49
Dallas, US
โ˜…โ˜…โ˜…โ˜…โ˜… 5
When they said strong...
...they weren't kidding. Our pup would chew through everything she could get her sharks teeth into. Like my arms. Nothing lasted as long as a week or maybe two. But she has had Dino for months now. She loves him. He is the go to toy for when she wants to play tug. The material used to make this toy is every bit as strong as the seller claims. I will definitely buy from them again. And I will not wait for this one to rip. I may be waiting a long time. If your pup likes to tear stuff apart, feel safe in buying this toy, UPDATE: 2/9/2023 Dino finally succumbed to the torture. His back ripped open and despite trying to repair him with ordinary thread he couldn't withstand the pressure, His stuffing was removed and spread all over the living room. Completely emptied he is still a good toy. Strong enough to withstand the forceful play of tug-o-war. Only thing I would suggest is to use something stronger when closing his back. The rest of him is great. I will be replacing him soon.
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Reviewed in the United States on January 30, 2023

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