HKM-170323 Powerful 74.5 Miles Long-Range 60V 40Ah 2400Wh 6500W Mid-Drive Electric Dirt Bike with Dual Suspension and Off-Road Fat Tires 46.6mph
SKU: 82839456703

HKM-170323 Powerful 74.5 Miles Long-Range 60V 40Ah 2400Wh 6500W Mid-Drive Electric Dirt Bike with Dual Suspension and Off-Road Fat Tires 46.6mph

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Description

HKM-170323 Powerful 74.5 Miles Long-Range 60V 40Ah 2400Wh 6500W Mid-Drive Electric Dirt Bike with Dual Suspension and Off-Road Fat Tires 46.6mphHKM 170323 Hekomart Sting HKM Electric Dirt Bike Next Gen Electric Performance HKM 170323 Hekomart Sting HKM Electric Dirt Bike Engineered for riders who demand uncompromising off road capability fused with zero emission electric power. The Sting HKM redefines trail riding with a 6500W mid drive motor, aerospace grade aluminum alloy frame, and a commanding 120 km (75 mi) rangeall wrapped in a lightweight, precision tuned chassis built for both

HKM-170323 Hekomart Sting HKM Electric Dirt Bike
⚡ Next-Gen Electric Performance

HKM-170323 Hekomart Sting HKM Electric Dirt Bike

Engineered for riders who demand uncompromising off-road capability fused with zero-emission electric power. The Sting HKM redefines trail riding with a 6500W mid-drive motor, aerospace-grade aluminum alloy frame, and a commanding 120 km (75 mi) range—all wrapped in a lightweight, precision-tuned chassis built for both adrenaline-fueled adventures and refined urban exploration.

6,500 W
Mid-Drive Motor
Peak Output
233 Nm
Max Torque
172 lb-ft
120 km
Max Range
75 miles per charge
50+ km/h
Top Speed
31+ mph
Powertrain & Electrification

6500W Mid-Drive Motor

The heart of the Sting HKM is a high-efficiency mid-drive unit delivering 6500 watts of peak power. Unlike hub motors, the mid-drive configuration channels energy directly through the chain drive, optimizing torque multiplication and enabling the bike's extraordinary 233 Nm (172 lb-ft) of twisting force. This architecture provides superior weight distribution, improved handling dynamics, and cooler operating temperatures during sustained high-load riding.

60V 40Ah Lithium Battery

A high-density 60-volt, 40-ampere-hour lithium battery pack forms the energy backbone. With 2.4 kWh of usable capacity, it supports up to 120 km (75 mi) of trail range on a single charge. The intelligent Battery Management System (BMS) continuously monitors cell voltage, temperature, and state of charge, safeguarding against over-discharge, over-current, and thermal anomalies for consistent long-term reliability.

⚡ Acceleration Benchmark: 0–100 km/h (0–62 mph) in 7 Seconds

The Sting HKM rockets from a standstill to 100 km/h in approximately seven seconds—a figure that places it among the most responsive electric dirt bikes in its class. Instant torque delivery from the electric motor, combined with the single-speed drivetrain, eliminates shift lag and provides seamless, uninterrupted thrust from the moment the throttle is engaged.

Chassis, Suspension & Handling

Aluminum Alloy Frame

The chassis is constructed from a premium aluminum alloy that achieves an optimal balance between structural rigidity and mass efficiency. This material selection reduces overall vehicle weight while maintaining the torsional stiffness necessary for precise handling on uneven terrain. The frame geometry is tuned for confident stability at speed and agile responsiveness in tight trail sections.

Fastace Full Suspension System

Front and rear Fastace suspension components absorb trail irregularities with progressive damping characteristics. The system is engineered to maintain tire contact across a broad spectrum of surface conditions—from hardpack and gravel to loamy soil and mild rock gardens. This translates to reduced rider fatigue and enhanced control during extended off-road sessions.

17-Inch Wheels & CST Tires

Rolling stock consists of 17-inch diameter wheels wrapped in high-quality CST rubber—70/100-19 at the front and 80/100-19 at the rear. This tire specification delivers a generous contact patch for reliable traction across loose, muddy, and hard-packed surfaces. The tread pattern is optimized for both straight-line grip and confident cornering lean angles.

Hydraulic Disc Brakes

Stopping power is delivered by a hydraulic disc brake system that provides consistent, fade-resistant performance in both dry and wet conditions. The hydraulic actuation ensures precise modulation at the lever, giving the rider confidence to brake late into corners or scrub speed quickly when trail obstacles appear unexpectedly.

Ride Dynamics & Real-World Performance

Every component of the Sting HKM has been selected to elevate the rider's connection to the trail. The single-speed gear system eliminates the complexity and weight of a traditional multi-ratio transmission, allowing the rider to focus purely on throttle modulation and line selection. The freewheel rear hub decouples the motor during coasting, reducing drag and preserving momentum on descents.

🌱 Eco-Friendly & Weather-Ready Design

The Sting HKM produces zero tailpipe emissions, making it suitable for use in noise-sensitive and environmentally regulated riding areas. Integrated water-resistant construction protects critical electrical components from rain, puddle splashes, and light water exposure, so a sudden change in weather does not cut your adventure short. The included on-board toolkit enables quick trailside adjustments and minor maintenance.

🛠 Trailside Toolkit Included

A compact, bike-specific toolkit is included with every Sting HKM, providing essential tools for chain tension adjustment, bolt tightening, and basic field maintenance. Ride with the confidence that minor mechanical needs can be addressed without returning to the garage.

Technical Specifications
Motor Type Mid-Drive, 6500W Peak
Max Torque 233 Nm (172 lb-ft)
Battery 60V / 40Ah Lithium
Range Up to 120 km (75 mi)
Top Speed 50+ km/h (31+ mph)
Wheel Size 17 in (Front & Rear)
Tires CST 70/100-19 & 80/100-19
Brakes Hydraulic Disc
Suspension Fastace Front & Rear
Frame Material Aluminum Alloy
Transmission Single-Speed
Water Resistance Yes (Electrical Components)
Rear Hub Freewheel
Toolkit Included
Why the Sting HKM Stands Apart

Mid-Drive Advantage Over Hub Motors

Hub motors place unsprung mass at the wheel, degrading suspension response. The Sting HKM's mid-drive layout centralizes mass, preserves suspension performance, and leverages the chain drive's mechanical advantage for superior climbing torque and efficient power delivery across the entire speed range.

Instant Throttle Response

Electric motors deliver peak torque from zero RPM. There is no clutch to feather, no gear to select, and no power band to manage—just immediate, linear acceleration that responds faithfully to every degree of throttle input, making technical terrain more accessible to riders of all skill levels.

Silent Operation, Maximum Trail Access

With an operating noise level dramatically lower than internal combustion dirt bikes, the Sting HKM opens riding opportunities in areas with noise restrictions. Ride earlier in the morning, later in the evening, and through terrain where the natural soundscape is preserved.

Low Maintenance Ownership

Eliminate oil changes, air filter cleanings, spark plug replacements, and carburetor tuning. The electric powertrain dramatically reduces the number of wear items, translating to more time on the trail and less time—and money—spent on routine service.

Frequently Asked Questions

Real-world range depends on riding style, terrain, rider weight, and ambient temperature. Under mixed trail conditions with moderate throttle application, riders can expect approximately 90–110 km (56–68 mi). Conservative riding on flat terrain at lower speeds can achieve the full 120 km (75 mi) rating. Aggressive riding with frequent full-throttle acceleration in soft terrain will reduce range accordingly.

A mid-drive motor sits at the bike's center of mass, driving the rear wheel through the chain. This preserves proper suspension action by keeping unsprung weight low, improves weight distribution, and allows the motor to benefit from the chain's gear reduction for superior torque at the wheel. Hub motors add unsprung mass directly at the wheel, which can compromise suspension responsiveness and handling on rough terrain.

The 60V 40Ah lithium battery is integrated into the chassis for optimal weight distribution and protection from trail debris. Charging is accomplished via an external charging port on the bike. For detailed charging specifications, please refer to the product manual included with your purchase.

The Sting HKM excels on a wide variety of off-road surfaces including hardpack, gravel, loose dirt, sandy trails, and light rocky terrain. Its full suspension system and high-torque output make it equally capable on steep inclines and flowing singletrack. It is also well-suited for urban and suburban paved riding, though the CST tires are optimized primarily for off-road grip.

Licensing requirements vary by jurisdiction. In many regions, electric dirt bikes with certain power and speed capabilities may be classified differently from traditional motorcycles. We recommend consulting your local department of motor vehicles or relevant transportation authority to determine the specific requirements applicable to your location before operating the Sting HKM on public roads.

Purchase Protection & Policies
Free Shipping on All Orders

Every order ships at no cost to you. No minimums, no exclusions—just complimentary delivery straight to your door on every purchase.

180 Days Purchase Protection

Shop with confidence knowing your investment is safeguarded for a full 180 days against manufacturing defects and material flaws.

30 Days Money-Back Guarantee

If you are not completely satisfied within 30 days of delivery, return the product for a full refund—no questions asked.

24 Months Warranty Service

Every Sting HKM is backed by a comprehensive 24-month warranty, covering all major components for two full years of worry-free riding.

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: 82839456703

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Bethany Smith
Omaha, US
★★★★★ 5
Love that they come in a plastic container
I prefer this brand of razors because they don’t have the line sections on the blade. They are very sharp! Be careful. I love how sharp it is because I don’t need to do double passing on my face, and I can be as light as a feather with it and know it’ll still work. It did not cause any skin irritation, and was great at removing the dead skin cells off the top layer of my face.
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Reviewed in the United States on October 20, 2025
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Metallurgist
Grantham, US
★★★★★ 5
Terrific!
While less well known than his later biographies of George Washington and Alexander Hamilton, this book stands equal to them. Rather than a biography of a single man this is the biography of a most extraordinary family and their impact on banking and the history of the twentieth century. This is a terrific book and one that I recommend without reservation. Chernow tells a very complex story in the tradition of a great novelist, without sacrificing any of the historical details that define the picture of a family whose story mirrors the triumphs and tragedies of the 20th century. The book traces the history of the Warburg family from the 16th century to the 1990's, with the emphasis on the 20th century. The story is told through the biographies of many of its members, focusing on the brothers Aby, Max, Paul, Felix and Fritz, their sons and nephews. Individual chapters cover individuals, interwoven and progressing through the 20th century. There is the scholarly eldest brother, Aby, who exchanged his birthright for the promise of being provided all the books he desired (and created one of the world's greatest private libraries), the next eldest brother Max who autocratically ran the familie's Hamburg bank, the next brother Paul who made his mark in the US (providing the banking expertise behind his idea for the US Federal Reserve System), Felix who also made his mark in the US (both as a banker, but even more so as a philanthropist) and on to the youngest Fritz who served in both the Prussian and American Armies, and eventually fought to revive the Warburg position as preeminent Hamburg bankers. The book follows these brothers and their nephew Sigmund who made his mark in the US, in Great Britain (becoming Sir Sigmund) and in Europe after WWII. The book also discusses the sons of these brothers, their wives and other relatives. Fortunately, there are several pages of genealogy charts which help in keeping all the relationships between family member straight and many photographs that help flesh out the many stories that are discussed. Were the book just about the history of the family members it would have been very good, but it is about much more. The book is about the turmoil of 20th century Germany, about how this family suffered and recovered. It is about family members who were loyal to their adopted homes in the US and Great Britain, but still, before the 1930's, had strong emotional ties to Germany. It tries to explain how some in the family still had warm feeling for Germany, in spite of what happened to them in the 1930's. It is about how Fritz left his comfortable life in the US to return to Germany to reestablish their stolen Hamburg bank, but also to serve as a bridge between Germany and the rest of the post-WWII world. It is about strong men with sons who often failed to live up to their high expectations. It is about loyalty, deceit, struggle, success and failure. It is a cautionary tail about the evolution of 20th century politics and war, as well as about banking. In short this is a terrific book.
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Reviewed in the United States on March 6, 2012
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Howard Schulman
Lowell, US
★★★★★ 4
I wish it had been done better
I imagine I'm going to get unhelpful votes by saying this, but this biography was not up to par with the author's other biographies. I've read Titan, which I thought was great, House of Morgan, which was really good, and Hamilton, which was also good, and this book just isn't up to those other books. The beginning was very frustrating because we learn about this supposedly very successful and widely acclaimed and established German banking family, yet there is practically nothing concerning how they got to be well known and exceedingly wealthy, nor what their business dealings were at the time. And this lack of information goes on and on, focusing almost to exclusion on inter-personal issues. Looking up the Warburgs in Wikipedia, I learned that the family had been a very successful banking family from the 1600's back in Venice, even before they settled in Warburg, Germany. Starting the narrative in the mid to late 1800's with the success of Jews in what was to become Germany just left me hanging and feeling like I was missing a large part of who the Warburgs were and how they got that way. Additionally, the family had been around for a very long time and there are scattered references to visiting or staying with uncles and aunts, but the overall breadth of the family is not addressed. Thinking about his problem now, it almost would make more sense and read better if there was a short intro and perhaps 10 separate bios on separate family members, instead of skipping around. It would help the flow. I have a feeling the author's inability to read German or Swedish or other European languages and his lack of primary research in Europe, where the Warburgs achieved fame and fortune, contributed to this incomplete biography. On the other hand, it appears that not much had been written on the Warburgs prior to this book (at least in English), and that is why I read the book. Additionally, the whole build up to the Holocaust and how the Warburgs kept their warm feelings for Germany throughout the experience, as a constant theme, was very interesting and well done, especially since I'm Jewish. The reading got more focused and poignant the closer the Holocaust got and immediately afterwards. 3 or 3.5 stars is probably the best score, but will upgrade so I don't get canned too badly. If you're interested in the Warburg it's a good starter book, though I imagine if this weren't one of the first books Chernow wrote, he would have done a better job as a more mature and accomplished biographer.
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Reviewed in the United States on April 25, 2016
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Soxaholic
Birmingham, US
★★★★★ 5
In Depth Reading
Format: Paperback
Ron Chernow....incredible author....Pulitzer Prize winner. Read his books....so in depth....so interesting.
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Reviewed in the United States on February 16, 2026
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J. Allston
New York, US
★★★★★ 5
Well Worth the Lengthy Read
Format: Paperback
Enjoyed this book. Ron Chernow writes well, captures personalities and researches extensively. I went to Woodlands High School on an estate donated by the family. These were brilliant people who stood by their values and convictions while facing anti-semitism with grace and courage.
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Reviewed in the United States on October 16, 2023

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