2000W Dual-Battery Electric Cargo Bike
HKM-5023443 Electric Cargo Bike
The HKM-5023443 blends performance and practicality with a 2000 W peak brushless hub motor and two intelligently managed 48 V battery packs for genuine long-range hauling. A 20 x 4.0 in fat tire, a preload-adjustable front coil fork, and dual-piston hydraulic disc brakes keep a loaded bike stable and controlled, while a reinforced rear rack, adjustable stem, and gel-cushion saddle make it comfortable for deliveries, errands, and everyday exploration. 360-degree LED lighting and weather-sealed electronics round out a bike built for real urban conditions.
2000 W Hub MotorDual 48V Battery25-37 mph Top Speed50-75 mi RangeHydraulic Disc Brakes20 x 4.0 in Fat TireReinforced Rear RackWeather-Sealed
Motor
2000 W
Peak brushless hub motor
Battery
Dual 48V
Two packs in parallel
Top Speed
25-37 mph
40-60 km/h
Range
50-75 mi
80-120 km, moderate assist
Tires
20 x 4.0 in
Fat all-terrain tread
Load
Cargo rated
Reinforced rear rack
Overview
The HKM-5023443 is a remarkable blend of performance and practicality, engineered for urban adventures, deliveries, and everyday exploration. The dual-battery architecture is an intelligently managed energy ecosystem: the two 48 V packs distribute load evenly to minimize cell stress and extend each pack service life, and when one depletes the system seamlessly transitions to the second.
The 2000 W peak brushless motor is built for sustained performance. Whether accelerating from a standstill at a light or holding speed on a grade with a full cargo load, its broad torque curve gives responsive power across the whole speed range. Brushless technology means no brushes to wear and no commutator to service - just reliable electromagnetic propulsion over thousands of miles.
With a top speed range of 25-37 mph (40-60 km/h), the HKM-5023443 is fast enough to merge with city traffic yet delivered in a controlled, predictable manner thanks to progressive throttle mapping and responsive regenerative braking. Multiple assist levels let you fine-tune the balance between speed and range conservation.
Cargo is fundamental to this bike. A longer wheelbase and low center of gravity distribute weight between the axles for stable handling, while the reinforced rear rack carries bulky loads with multiple tie-down points. Hydroformed, triple-butted alloy tubing keeps the frame light yet robust enough for daily cargo duty in all weather.
Key Features
2000 W Peak Brushless Hub Motor
A high-efficiency brushless hub motor with sealed bearings delivers consistent torque with virtually no maintenance over thousands of miles. The broad torque curve means responsive power from a stop through to cruising speed, even with a full cargo load.
Dual 48V Intelligent Batteries
Two 48 V packs work in parallel with independent BMS monitoring cell voltage, temperature, and state of charge. Over-charge, over-discharge, short-circuit, and balancing protections are automatic, maximizing safety and longevity. One pack depletes, the other takes over seamlessly.
Front Coil Fork with Preload Adjust
A front coil-spring suspension fork with preload adjustment lets you tune the ride for rider weight and cargo. The 20 in fat tire adds further compliance, smoothing broken pavement and curbs under load.
Dual-Piston Hydraulic Disc Brakes
Hydraulic disc brakes with dual-piston calipers and sintered pads give progressive, powerful stopping in wet or dry conditions. The system is self-adjusting and includes redundant motor cut-offs when braking.
Multiple Assist Levels
Selectable assist levels let you trade speed for range on the fly. Conservative eco riding extends range well beyond typical daily distances, while higher modes unlock the full 2000 W for open stretches.
20 x 4.0 in Fat All-Terrain Tire
Wide 20 x 4.0 in (102 mm) fat tires with a puncture-resistant, all-terrain tread flatten to absorb bumps and add cornering grip. They let the bike handle bike lanes, shortcuts, and light trails alike.
360-Degree LED Visibility
An integrated high-output headlight with a wide beam and a rear combination light with brake functionality keep you seen from every angle. Side reflectors on spokes and frame add lateral visibility at intersections and in low light.
Reinforced Rear Rack Platform
The extended rear rack is built from high-strength alloy reinforced at stress points, rated for substantial payload with multiple tie-down points for straps, baskets, and modular cargo systems. A wide platform carries bulky items a conventional bicycle cannot.
Full Specifications
Model
HKM-5023443 | Electric Cargo Bike
Frame Material
Hydroformed alloy, triple-butted tubing
Motor
2000 W peak brushless DC hub motor
System Voltage
48 V DC (dual-pack parallel)
Battery
Dual 48 V lithium-ion, intelligent load balancing
Charger
Smart charger, 100-240 V input (per pack)
Charging Time
6-8 hours per pack from empty
Battery Cycle Life
Approximately 800+ charge cycles to 80 percent capacity
Top Speed
25-37 mph (40-60 km/h)
Range Per Charge
50-75 mi (80-120 km) moderate assist; 80+ mi eco
Climbing
Broad torque curve holds grades with cargo
Peak Torque
High low-end torque, brushless output
Drivetrain
Direct-drive hub motor, low maintenance
Brakes
Dual-piston hydraulic disc, front and rear
Suspension
Front coil-spring fork with preload adjustment
Tires
20 x 4.0 in (102 mm) fat all-terrain
Wheels
Alloy rims with fat tires
Saddle
Gel-cushion saddle, weather-resistant, adjustable
Display
Handlebar display: speed, battery, assist mode, trip
Throttle
Twist throttle with multiple assist levels
Lighting
360-degree LED: headlight, brake light, side reflectors
Load Capacity
Reinforced rear rack, substantial payload (see manual)
Bike Weight
Cargo-class alloy build (see manual for shipping weight)
Recommended Rider
Adult upright sizing (see manual for fit guidance)
Certifications
CE, RoHS; battery cells UN38.3 tested
Battery, Range, and Charging
Two 48 V battery packs form a dual-pack parallel architecture. Each pack has a dedicated BMS that monitors cell voltage, temperature, and state of charge, handling over-charge, over-discharge, short-circuit, and balancing automatically. When one pack depletes, the system hands off to the second with no interruption.
Real-world range varies with rider weight, cargo, terrain, assist level, and temperature. Under mixed riding with moderate assist on both packs, most riders see about 50-75 mi (80-120 km). Conservative eco riding can extend range beyond 80 mi (130 km); sustained top speed with heavy cargo pulls toward the lower end.
Tip: Charge both packs with independent chargers to halve downtime; each 48 V pack fills from empty in about 6-8 hours. Store packs between 30 and 70 percent charge if unused for more than a month.
The two packs can be charged simultaneously with independent chargers (a second charger is available as an accessory), cutting total charging time roughly in half. The BMS in each pack manages the curve to prevent overcharging and protect cell longevity.
Daily Use & Care
- Run the 20 x 4.0 in tires at recommended pressure; lower for comfort, higher for efficiency.
- Rinse frame, rims, and rack after wet or salty rides to protect alloy and fasteners.
- Check axle nuts and stem bolts are torqued before the first ride of each week.
- Inspect brake pad thickness every 300 mi (480 km); hydraulic pads wear silently.
- Keep the chain (if equipped) lubricated and tensioned every 100-150 mi.
- Charge indoors at room temperature and unplug once the indicator turns green.
- Keep charge-port and connector covers closed when parked outside so moisture stays out.
What's in the Box
- 1 x HKM-5023443 electric cargo bike, partially pre-assembled
- 2 x 48 V removable lithium battery packs
- 1 x Smart charger with 100-240 V input
- 2 x Battery keys
- 1 x Toolkit with hex wrenches and pedal spanner
- 1 x Reinforced rear cargo rack (pre-installed)
- 1 x Owner manual and assembly guide
- 1 x Reflective side and rear lighting set
Frequently Asked Questions
What is the real-world range on a full charge?+
Under mixed riding with moderate assist on both packs, expect about 50-75 mi (80-120 km). Conservative eco riding can extend range beyond 80 mi (130 km). Riding at top speed with heavy cargo reduces range toward the lower end. The dual-battery configuration gives substantial reserve for detours or longer trips.
How long does it take to fully charge both batteries?+
Each 48 V pack takes about 6-8 hours from empty with the included smart charger. Charging both packs simultaneously with independent chargers (second charger optional) roughly halves total downtime. Partial charges are safe; lithium cells have no memory effect.
Do I need a license or registration to ride it?+
Regulations vary by jurisdiction. Many regions classify e-bikes up to 20-28 mph (32-45 km/h) as Class 3, but the higher speed capability of this bike may classify it differently in some areas. Check local and state regulations before riding on public roads.
What is the maximum cargo weight the rear rack supports?+
The integrated rear rack is engineered for substantial payload with multiple tie-down points. Distribute weight evenly and secure loads properly. See the user manual for the specific limit and always stay within it.
What maintenance does it require?+
The brushless hub motor needs no routine service. Keep tire pressure correct, inspect brake pads, lubricate the chain if equipped, and torque bolts periodically. Hydraulic fluid may need replacement every 12-18 months depending on use.
Can I ride it in the rain?+
Yes. Electronics are weather-sealed and the lighting and connectors are built for urban conditions. Avoid deep standing water and dry the bike after heavy precipitation to preserve component life.
How does the dual-battery system hand off between packs?+
Both packs discharge in parallel with the BMS balancing draw by state of charge. If one is depleted or removed, the bike continues on the remaining pack with no interruption. Individual levels show on the display.
Is the battery removable for indoor charging?+
Yes. Each 48 V pack unlocks with the supplied key and lifts out in seconds, or charges in place through the frame-side port.
Service & Policies
Free Shipping on All Orders
Every order ships free. Handling Time: 0-1 business days (Monday to Friday). Transit Time: 2-5 business days (Monday to Friday). A tracking number is emailed as soon as the parcel leaves our warehouse.
180 Days Purchase Protection
Your purchase is protected for 180 days from the delivery date against manufacturing defects and damage in transit. If something arrives wrong, we make it right.
30 Days Money-Back Guarantee
Not completely satisfied? Request a return within 30 days of delivery for a full refund. We keep the process simple and hassle-free.
24 Months Warranty Service
The product is covered by a 24-month warranty from the delivery date against manufacturing defects. Coverage includes parts and labor; normal-wear items are excluded.
CERoHSUN38.3 BatteryDual 48VHydraulic Brakes20x4.0 Fat TireWeather-Sealed
Why Choose the HKM-5023443
Dual Batteries, Real Range
Two intelligently managed 48 V packs in parallel effectively double your riding radius versus a single-pack bike and hand off seamlessly when one depletes. Charge independently to eliminate downtime.
Stable When Loaded
A longer wheelbase and low center of gravity distribute cargo weight between the axles, counteracting the pendulum effect that makes short cargo bikes feel unwieldy. The result is planted, predictable handling.
Speed or Range, Your Choice
Multiple assist levels let you cruise efficiently in eco or unlock the full 2000 W when the road opens up. The throttle mapping keeps delivery controlled and predictable at every setting.
Quiet, Low-Maintenance Hub
The brushless hub motor is near-silent and needs no routine service - no brushes, no commutator, just reliable electromagnetic propulsion that keeps neighborhoods calm.
Greener Urban Miles
Zero tailpipe emissions and a fraction of the energy of a car make this cargo bike a practical step toward cleaner city logistics for deliveries and short commutes.
Sealed for City Weather
Weather-sealed electronics, a corrosion-resistant finish, and covered connectors let the HKM-5023443 live outside and ride through rain, humidity, and temperature swings.
Controls & Indicators
Power Button
Located on the battery pack; hold to switch the system on and off
Mode Buttons
Buttons on the display cycle through assist levels
Twist Throttle
Right-hand grip; proportional response, independent of assist level
Speedometer
Live speed readout in mph, switchable to km/h
Battery Gauge
Per-pack charge indicators plus percentage on the display
Light Switch
Toggle the 360-degree LED headlight, brake, and side lighting
Stem Adjust
Adjustable stem and preload dial for fit and cargo weight
Pre-Ride Safety Checklist
- Set tire pressure for the load: lower for comfort, higher for efficiency on pavement.
- Squeeze both brake levers; they should firm up well before the grip with no sponginess.
- Confirm both batteries are seated and locked, and the display shows expected charge.
- Spin both wheels and check rims run true and nothing rubs the brakes or frame.
- Verify axle nuts and stem bolts are tight, headset has no play with front brake applied.
- Test the throttle at walking pace in a clear area before riding loaded or in traffic.
- Switch on lighting if riding near dusk; wear a helmet rated for the speeds this bike reaches.
- Secure cargo to the rack and within the rated payload before riding.
Quick Troubleshooting
The motor does not engage when I twist the throttle.+
Confirm the display is on and shows charge, both batteries are locked in place, and both brake levers are fully released - brake cut-off sensors disable the motor while a lever is pulled. Note any error code and contact support.
Range dropped noticeably compared with when it was new.+
First check tire pressure; a soft tire is the most common cause. Cold weather temporarily reduces capacity. If range is down more than 30 percent year-round after many cycles, a pack may be nearing end of life.
The brakes feel spongy at the lever.+
Sponginess in a hydraulic system usually means air in the line or a fluid leak. Stop riding and have the system bled and inspected. Do not ride a loaded bike on compromised brakes.
One battery drains faster than the other.+
The BMS balances draw by state of charge, but age and temperature differences can show as uneven levels. Charge both packs fully periodically; if the gap persists, contact support for a pack check.
The front fork feels harsh or bottoms out.+
Use the preload dial to match your weight and cargo. If it still bottoms on normal hits, have the fork serviced by a shop familiar with coil suspension.
The display shows an error code and the bike will not move.+
Power the system off, wait 30 seconds, and switch it back on. If the code returns, note it and the conditions, then contact support - error codes map to specific controller, motor, or throttle faults.
Certifications & Standards
The HKM-5023443 is produced in a facility operating under an ISO 9001 quality management system. The battery cells and assembled packs carry the test documentation required for lithium-ion transport and sale.
- CE - European Conformity marking covering the electrical assembly.
- RoHS - Restriction of Hazardous Substances compliance for the electronics.
- UN38.3 - Battery transport safety testing, required for lithium-ion shipping by air, sea, and road.
- MSDS - Material Safety Data Sheet available for the battery pack on request.
- ISO 9001 - Quality management system certification held by the manufacturing facility.
Important Safety Notes
This is a high-output electric cargo bike capable of 37 mph. Read the manual fully before the first ride and practice throttle control in an open area. Loaded braking distances are longer, so brake earlier with cargo or a passenger.
- Wear a helmet on every ride. At 37 mph a bicycle helmet is the minimum; many riders choose a certified motorcycle or downhill helmet.
- Do not exceed the cargo rack load limit, which includes the rider, any passenger, and cargo.
- Check local law before riding on public roads or paths. The higher speed capability may place this vehicle outside standard e-bike classifications in your area.
- Bed in the brake pads with progressive stops during the first few rides before riding at full speed or fully loaded.
- Do not ride through water deep enough to reach the hub motor or battery compartments.
- Charge only with the supplied charger, indoors, at room temperature, on a non-flammable surface. Do not leave a charging battery unattended overnight.
- Do not attempt to open, puncture, or modify the battery packs. Damaged lithium packs can vent and ignite.
- Reduce speed on wet, gravel, or downhill grades; fat tires add grip but do not eliminate the risk of losing traction under load.
HKM-5023443 · 2000 W peak brushless hub motor · dual 48 V lithium (parallel) · 25-37 mph top speed · 50-75 mi range · 20 x 4.0 in fat tire · reinforced rear rack · hydroformed alloy frame · front coil fork · dual-piston hydraulic disc brakes · 360-degree LED · weather-sealed. Specifications are provided for reference; actual performance varies with rider weight, cargo, terrain, tire pressure, temperature, and riding mode. Range figures are estimates under moderate conditions. This page describes the product only and is not legal advice regarding vehicle classification - confirm local regulations before riding on public roads.
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.
