HKM-843795 Electric Cross Bike
A meticulously engineered 20-inch fat tire electric mountain bike built for riders who demand uncompromising performance across urban streets and rugged off-road trails. Equipped with a commanding 3000W brushless rear hub motor, a high-capacity 60V 30Ah lithium power system, and a robust aluminum alloy frame, the HKM-843795 delivers an exhilarating blend of speed, endurance, and control.
Performance Overview
Peak Motor Output
3,000 W
≈ 4.0 hp | Brushless Rear Hub
Battery Capacity
60V 30 Ah
1,800 Wh | Detachable Pack
Top Speed
43.5 mph
70 km/h | High-Speed Mode
Max Range
62 – 75 mi
100–120 km | Single Charge
Motor & Powertrain Engineering
At the heart of the HKM-843795 resides a 3,000-watt brushless high-speed motor strategically integrated into the rear hub. This placement optimizes weight distribution, enhances traction on loose surfaces, and delivers instantaneous torque the moment you engage the throttle. The brushless architecture minimizes mechanical friction, reduces maintenance overhead, and extends the motor's operational lifespan significantly compared to brushed alternatives.
Rear Hub Placement for Superior Traction
The rear-mounted motor concentrates weight over the drive wheel, improving grip on gravel, sand, and wet pavement without compromising front-end steering agility.
Brushless High-Speed Architecture
Eliminating carbon brushes reduces internal friction and heat buildup. The result is quieter operation, higher efficiency across the RPM band, and a motor that requires virtually no internal maintenance over its service life.
The motor controller leverages advanced sine-wave modulation, producing exceptionally smooth acceleration with minimal audible whine. Throttle response is progressive and predictable—ideal for both technical trail riding and confident urban commuting.
Lithium Battery System
The 60-volt, 30 amp-hour lithium battery stores a substantial 1,800 watt-hours of energy, translating to a real-world riding range of 62 to 75 miles (100–120 km) under mixed terrain conditions. This is not a theoretical laboratory figure—it reflects actual on-road performance with moderate pedal assist, accounting for variables such as rider weight, elevation change, and surface type.
The battery pack is fully detachable, allowing convenient off-bike charging in your home, office, or apartment. A key-lock mechanism secures the pack to the frame during rides. The integrated Battery Management System (BMS) continuously monitors cell voltage, temperature, and charge cycles to safeguard against overcharge, over-discharge, and short-circuit conditions.
Hydraulic Braking & Rider Safety
Controlling a machine capable of 43.5 mph demands exceptional stopping power. The HKM-843795 is equipped with front and rear hydraulic disc brakes featuring large-diameter rotors. Hydraulic actuation provides superior modulation compared to mechanical cable systems, allowing riders to precisely meter braking force at the lever. The sealed hydraulic lines are impervious to dust, mud, and water ingress, ensuring consistent performance in wet or dirty conditions.
Front Brake
Hydraulic Disc
Large rotor | Excellent heat dissipation
Rear Brake
Hydraulic Disc
Sealed lines | All-weather reliability
7-Speed Gear System
The 7-speed drivetrain offers a versatile gear range suitable for steep climbs, fast flats, and everything in between. Whether you're pedaling unassisted to extend range or combining human power with the motor's output, the indexing derailleur ensures crisp, reliable shifts with minimal chain noise. The gear cassette is constructed from hardened steel for longevity under high-torque conditions.
Wide Ratio Spread
Seven distinct ratios let you maintain an optimal cadence from steep ascents to high-speed paved sections.
Precision Index Shifting
Each gear engagement is tactile and audible, minimizing the chance of mis-shifts under load.
Frame, Suspension & Load Capacity
The foundation of the HKM-843795 is a durable aluminum alloy frame engineered to support a maximum payload of 331 lbs (150 kg) while resisting torsional flex. The full suspension system—comprising a front fork and rear shock—soaks up trail chatter, potholes, and curb impacts, preserving rider comfort and maintaining tire contact across uneven surfaces.
Frame Material
Aluminum Alloy
Suspension
Full Suspension
Max Load
331 lbs
150 kg
20-Inch Fat Tires & All-Terrain Capability
The 20-inch fat tires are the defining visual and functional element of this electric cross bike. With a broad contact patch that significantly exceeds standard mountain bike tires, they deliver exceptional flotation over soft terrain—sand, snow, loose gravel, and mud. The increased air volume acts as a secondary suspension layer, further isolating the rider from high-frequency vibrations.
Enhanced Contact Patch
Wider tires distribute weight more evenly, reducing sinkage on soft surfaces and improving grip during cornering on loose terrain.
Natural Suspension Effect
The generous air volume within each tire absorbs small bumps and vibrations before they reach the frame, complementing the mechanical suspension system.
Vintage-Inspired Design & Weather Resistance
The HKM-843795 merges vintage aesthetic cues with contemporary engineering. Its silhouette references classic motorcycle design language while incorporating modern, eco-friendly materials and an IP-rated waterproof construction. The bike is built to withstand rain, splashes, and damp conditions without compromising electrical integrity.
Waterproof Electrical System
Sealed connectors, gasketed enclosures, and conformally coated circuit boards protect sensitive electronics from moisture ingress.
Urban-Meets-Rugged Aesthetic
The timeless design language ensures the bike looks equally at home in a city bike lane or on a backcountry trail.
Full Technical Specifications
Motor Type
Brushless High-Speed Rear Hub Motor
Peak Power
3,000 W (≈ 4.0 hp)
Battery
60V 30Ah Lithium-Ion (1,800 Wh), Detachable
Top Speed
43.5 mph (70 km/h)
Range
62–75 mi (100–120 km) per charge
Wheel Size
20 in (Fat Tire)
Frame Material
Aluminum Alloy
Suspension
Full Suspension (Front Fork + Rear Shock)
Transmission
7-Speed Gear System with Index Shifting
Brakes
Front & Rear Hydraulic Disc Brakes
Max Load
331 lbs (150 kg)
Water Resistance
Waterproof Rated (IPX Construction)
Included Accessories
Toolkit, Mudguard Set, User Manual
The Ride Experience
From the moment you engage the throttle, the HKM-843795 communicates a sense of effortless capability. The sine-wave controller translates your input into fluid acceleration, while the full suspension system actively filters out road imperfections. On pavement, the fat tires hum with a reassuring low-frequency drone that speaks to their substantial contact with the ground. Off-road, they float over terrain that would challenge narrower tires, opening up routes and trails previously inaccessible to conventional electric bikes.
The upright, slightly forward-leaning riding position strikes a balance between aerodynamic efficiency and long-ride comfort. The wide handlebars provide ample leverage for maneuvering through tight trail sections, while the cushioned saddle supports extended journeys without excessive fatigue. Every control—from the gear shifter to the brake levers—falls naturally under your fingertips.
Sustainable Mobility
Choosing the HKM-843795 means embracing a lower-carbon commuting alternative without sacrificing performance. The electric powertrain produces zero tailpipe emissions during operation, and the bike's energy consumption—approximately 1,800 Wh per full charge—translates to an exceptionally low cost per mile compared to gasoline-powered transportation. For environmentally conscious riders, this bike represents a meaningful step toward reducing personal transportation emissions while enjoying the thrill of two-wheeled exploration.
Frequently Asked Questions
How does the 3000W motor compare to standard e-bike motors?
Most consumer e-bikes feature motors in the 250W–750W range. The HKM-843795's 3,000W motor delivers approximately 4 to 12 times the peak output of those systems. This translates to substantially faster acceleration, superior hill-climbing capability, and the ability to maintain higher cruising speeds even on inclines. The brushless design also ensures this power is delivered efficiently and quietly.
What is the real-world range I can expect?
Under mixed riding conditions with moderate pedal assist, riders can expect 62–75 miles (100–120 km) on a single charge. Range is influenced by several factors: rider weight, terrain gradient, ambient temperature, tire pressure, and the ratio of throttle-only versus pedal-assist riding. In pure throttle mode at maximum speed, range will be lower—approximately 35–45 miles (56–72 km).
How long does it take to fully charge the battery?
Using the included standard charger, a full charge from empty takes approximately 6 to 8 hours. The detachable battery design allows you to charge the pack indoors while the bike remains parked in a garage or bike rack. The BMS automatically terminates charging once all cells reach their target voltage, preventing overcharge damage.
Is the bike suitable for riders of different heights?
Yes. The HKM-843795 features an adjustable seat post and handlebar stem, accommodating riders from approximately 5'4" to 6'4" (163–193 cm). The 20-inch wheel size keeps the overall standover height manageable, while the spacious frame geometry provides a comfortable cockpit for taller riders.
What type of terrain can this bike handle?
The combination of fat tires, full suspension, and a powerful motor makes this bike capable on pavement, gravel roads, hardpack trails, sand, light snow, and moderate mud. The waterproof construction adds confidence when riding through puddles or in rainy conditions. It is not designed for extreme downhill mountain biking or deep-water submersion.
Purchase Protection & Assurance
Free Shipping on All Orders
Every HKM-843795 ships with complimentary standard delivery. No minimum order, no hidden surcharges—just straightforward, free shipping to your door.
180-Day Purchase Protection
We stand behind every product for a full 180 days from the date of delivery. If a manufacturing defect arises, we'll make it right—no hassle, no runaround.
30-Day Money-Back Guarantee
If the HKM-843795 doesn't meet your expectations, return it within 30 days for a full refund. We believe in the quality of our product, and we want you to feel confident in your purchase.
24-Month Warranty Service
Your investment is protected by a comprehensive 24-month warranty covering the motor, battery, controller, and frame against manufacturing defects. Ride with complete peace of mind.
The HKM-843795 Electric Cross Bike — Where rugged capability meets refined design. Experience the road less traveled.
Nationwide Service Network & Support
With over 3,000 authorized service centers across the United States, we ensure comprehensive after-sales support for your vehicle, giving you complete peace of mind.
We understand that maintenance needs may arise. When you purchase from us, you gain access to our unparalleled service ecosystem designed for maximum convenience and reliability.
1. DIY Repair & Parts Replacement:
For minor repairs or part replacements that can be handled personally, we provide cost-price genuine parts during the warranty period. Each order is accompanied by clear, step-by-step video tutorials to guide you through the self-repair process seamlessly.
2. Professional Servicing:
For issues requiring expert attention, simply contact our support team. We will locate the nearest authorized service center based on your order and location details. You only need to bring your vehicle to the designated center. Once servicing is complete, we will notify you for pickup. All repairs are free during the warranty period; afterward, only cost-based fees apply.
Rest assured—wherever you are, our extensive partner network is ready to keep your ride running smoothly.
Lifetime Limited Powertrain Warranty & Wrap Program
For added long-term security, our Lifetime Limited Powertrain Warranty and Lifetime Wrap Program provide continued mechanical breakdown coverage for as long as you own your vehicle—with no term or mileage restrictions.
Every product on Hekomart.com is expertly curated from thousands, quality tested, and lifestyle approved. Elevate your everyday.
Express Delivery Priority - Where Speed Meets Satisfaction
At Hekomart.com, we understand the anticipation that comes with every online order. While most platforms rely on standard economy shipping, we prioritize your excitement by strategically selecting premium express carriers to accelerate deliveries. Our intelligent logistics system analyzes real-time data to optimize routes, partnering with globally-recognized couriers like DHL, FedEx, and UPS to ensure 30% faster doorstep arrivals* than industry averages.
Every package receives 24/7 tracking visibility and proactive delivery updates, transforming waiting time into confidence. For time-sensitive purchases, our "Expedited Service Guarantee" offers optional priority handling at no extra cost, because your satisfaction isn't just a goal – it's the core of our delivery DNA.
*Based on internal 2025 data comparing standard shipping durations across major platforms. Delivery times vary by destination and customs procedures.
Credit Card 180 Days Purchase Protection
The 180 Days Purchase Protection protects the buyer if an item purchased has not been shipped or if a shipped item is significantly not as described by the seller. The 180 Days Purchase Protection covers all purchases and payments made through our website. We accept Visa, Master Card, American Express, and Discover Card. If you don't receive the item that you ordered, or it shows up significantly different from its description, you may qualify for Purchase Protection, and we'll reimburse you for the full purchase price plus any original shipping costs, subject to terms and limitations. If you are charged for a transaction that you didn't make, let us know within 60 days, and we've got you covered.
30 Days Money-Back Guarantee
We are confident that our products are of great quality and even better value. However, if upon receiving and inspecting your item you decide that you want to return it, you will have 30 days as of the date of shipment arrival to return it for a refund minus the shipping cost. No restocking charges. Any additional fees associated with a purchase transaction will be deducted from the amount of the refund.
24-Month Extended Warranty Service
If you purchase products from our website, you have 24 months to request repairs or replacement if any products turns out to be faulty or are not as advertised. During the warranty period if any product is found to have a manufacturer defect, we will repair or replace the defective part(s). If a product cannot be repaired or replaced within a reasonable time, you can request a refund or price reduction. We are confident that our products are of great quality and even better value. However, if upon receiving and inspecting your item you decide that you want to return it, you will have 30 days as of the date of shipment arrival to return it for a refund minus the shipping cost.
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