SKU: 45086668713

HKM-043091 EUNORAU SPECTER-S 2023 48V 1000W Electric Mountain Bike with Torque Sensor and 11-Speed Gear System

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Description

HKM-043091 EUNORAU SPECTER-S 2023 48V 1000W Electric Mountain Bike with Torque Sensor and 11-Speed Gear SystemHKM 043091 Electric Mountain Bike Precision Meets Power MidDrive Torque Sensing AllMountain Geometry HKM 043091 Electric Mountain Bike Powered by the BAFANG M620 1000W mid motor with realtime torque sensing, paired with an 11speed SRAM NX drivetrain and a dualready 48V battery system this aluminum hardtail eMTB delivers trail composure, extended range, and precise control. 1000W Mid Motor BAFANG M620 G510 torque sensor adapts to pedal input 48V 17. 5

HKM-043091 · Electric Mountain Bike | Precision Meets Power
⚡ Mid‑Drive Torque Sensing 🏔️ All‑Mountain Geometry

HKM-043091 Electric Mountain Bike

Powered by the BAFANG M620 1000W mid motor with real‑time torque sensing, paired with an 11‑speed SRAM NX drivetrain and a dual‑ready 48V battery system — this aluminum hardtail e‑MTB delivers trail composure, extended range, and precise control.

1000W Mid Motor

BAFANG M620/G510 · torque sensor adapts to pedal input

48V 17.5 Ah Battery

19–37 mi range (31–60 km) · dual‑battery ready

19–31 mph Top Speed

30–50 km/h · class‑adjustable power delivery

⚙️ BAFANG M620 Mid‑Drive Intelligence

G510 · Torque Sensing

The HKM-043091 is propelled by a 48V 1000W BAFANG M620 mid‑mount motor, a benchmark in responsive e‑MTB performance. Unlike cadence‑only systems, its integrated torque sensor continuously measures pedal force, delivering proportional power that mimics your natural riding rhythm. The result: intuitive climbing, controlled acceleration, and efficient battery use across rocky ascents and loose singletrack. With up to 160 N·m of crank torque, steep grades become manageable without overwhelming the drivetrain.

Real‑Time Torque Feedback

Sensor reads pedal force every millisecond, adjusting motor output seamlessly for a connected trail feel.

Grade‑Conquering Torque

160 N·m crank output pairs with low gearing to handle inclines beyond 25% with composure.

11‑Speed SRAM NX Drivetrain

Shift with confidence across an 11‑42T cassette. The SRAM NX rear derailleur and single‑trigger shifter deliver crisp, reliable gear changes even under load. This wide‑range gearing excels on both steep technical climbs and fast flow trails, reducing chain chatter and missed shifts. Designed for durability and low maintenance, the system thrives in mud, dust, and variable mountain conditions.

11‑42T

Cassette range

SRAM NX

Rear derailleur

Single‑click

Precision index shifting

🛡️ Lightweight 6061 Alloy Frame · 26″ Fat Tires

Hydroformed aluminum balances low weight with high torsional stiffness. 26‑inch wheels wrapped in 4.0‑inch (approx. 102 mm) wide tires provide immense grip on sand, snow, roots, and hardpack. The voluminous tire profile enhances stability at speed and naturally absorbs small trail chatter.

📐 Frame 6061 Aluminum, hydroformed
🔄 Wheels 26″ × 4.0″ (66 cm × 10.2 cm)
⚖️ Approx. weight 59.5 lb (27 kg) with battery

190 mm Rear Shock

7.5 in (190 mm) of tunable travel absorbs rock gardens and drops. Adjustable rebound and compression let you dial in the feel for your weight and terrain.

Hydraulic Disc Brakes with Motor Cutoff

Front and rear 180 mm hydraulic discs provide consistent, powerful stopping in wet or dry conditions. The integrated brake‑cutoff sensor instantly disengages motor power the moment you pull a lever — an essential safety feature for technical descents and unexpected obstacles. Lever reach is adjustable for a personalized feel.

🛑 180 mm rotors

Front & rear, reliable heat dissipation

⚡ Instant motor cutoff

Brake‑actuated safety switch

🔋 Dual‑Ready 48V Architecture

The standard 48V 17.5 Ah lithium‑ion pack (840 Wh) delivers a range of approximately 19–37 miles (31–60 km), influenced by assist level, rider weight, and terrain. For longer journeys, an optional secondary battery mounts cleanly to the frame, effectively doubling your range without altering handling. An intelligent BMS protects against overcharge, deep discharge, and temperature extremes.

🔋48V 17.5 Ah (840 Wh)

Removable, lockable, integrated controller

🔄Dual battery optional

Extends range beyond 75 mi (120 km) with second pack

🎯 Rider‑Focused Adjustability

📏Adjustable handlebar stem

Fine‑tune reach and height to reduce fatigue on long rides.

🪑190 mm rear suspension

Sensitive off the top, progressive through the stroke.

📋 Complete Specifications

Motor BAFANG M620/G510, 48V 1000W mid
Torque sensor Integrated, real‑time pedal feedback
Top speed 19–31 mph (30–50 km/h)
Battery 48V 17.5 Ah Li‑ion, 840 Wh
Range 19–37 mi (31–60 km), dual optional
Drivetrain SRAM NX 11‑speed, 11‑42T cassette
Brakes Hydraulic disc, 180 mm rotors, motor cutoff
Frame material 6061 Aluminum, hydroformed
Wheels 26″ × 4.0″ (66 cm × 10.2 cm)
Rear shock 7.5 in (190 mm) travel, adjustable
Approx. weight 59.5 lb (27 kg) incl. battery
Display Backlit LCD (speed, odo, battery, assist)
Tire type 4.0″ fat, tubeless‑ready compatible
Pedal assist levels 5 modes + walk assist

🏆 Why the HKM-043091 Stands Apart

🔹 Torque‑sensing mid motor

More natural ride feel than hub‑drive alternatives; better center of gravity.

🔹 SRAM NX 11‑speed

Wider gear range than typical 9‑speed e‑MTBs, smoother shifts under load.

🔹 Dual battery readiness

Future‑proof for long‑distance bikepacking without replacing the entire system.

🔹 Adjustable 190 mm shock

Tune compression and rebound to match your weight and trail aggression.

❓ Frequently Asked Questions

What terrain suits the 4.0″ fat tires? ▼
The 4.0‑inch width (approx. 102 mm) provides exceptional float on sand, snow, loose gravel, and rocky singletrack. Lower tire pressure improves traction and comfort without sacrificing rim protection.
How does the dual battery system work? ▼
An optional second 48V pack attaches using frame mounting points. A parallel connection harness (sold separately) lets both batteries discharge evenly, extending total range up to approximately 75–100 miles (120–160 km).
Can I adjust the torque sensor sensitivity? ▼
Yes. The backlit LCD display allows fine‑tuning of assist levels and power delivery curves to match your pedaling style and terrain preference.
Is the battery removable for charging? ▼
Absolutely. The 48V 17.5 Ah pack is removable and lockable, so you can charge it on or off the bike.

🛡️ Your Ride, Guaranteed

Free Shipping

On all orders · no minimum

180‑Day Protection

Comprehensive purchase safeguards

30‑Day Money‑Back

Hassle‑free returns & refunds

24‑Month Warranty

Full service & parts coverage

HKM-043091 · Electric mountain bike specifications may vary slightly based on riding conditions and firmware. Always ride safely and wear appropriate protective gear.

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: 45086668713

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4.9 ★★★★★
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Shane H.
Alexandria, US
★★★★★ 5
Beautiful and works great.
Color: Navy, Size: 10 Foot, Color: Navy, Size: 10 Foot
I decided to try this because my old umbrella had seen better days and it was time to replace it. I am very pleased with the quality and the ease of assembly with this umbrella. It’s very sturdy and I like the quality of the fabric and the metal. It’s very easy to open and close and it makes my patio look great. It gives me the perfect amount of shade and the fabric thickness is perfect at keeping the harsh sunbeams from getting through. I also think the price is great for what you get. I would definitely recommend this umbrella because it’s made well and works well. It’s also very easy to clean. I just use my garden hose and spray it down and let it air dry. It also fit perfectly in the stand I already had and it works great. I am very happy I got to try this out.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 10, 2026
E
E. Van Der Scratchy
Los Angeles, US
★★★★★ 5
Great replacement patio table umbrella.
Color: Tan, Size: 10 Foot
After a windstorm destroyed my old umbrella on our patio set, I was looking for a new one that wouldn't break the bank but also held up to the direct sun of the summer months. This umbrella did not disappoint! The material part of the umbrella top seems like it is nice and thick and the stitching is overlapped in the corners which should provide a lot of strength for the windy days. I really like the neutral colors of the fabric, as that will go well with the rest of my outdoor furniture. The medal pole portion is perfectly straight and the pivot point connection seems nice and tight. I would think that this umbrella will stand the test of time. No assembly needed, just pull it out of the box and extend the fabric.
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Reviewed in the United States on February 26, 2026
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Verified Purchase
B Leary
Belleville, US
★★★★★ 1
Incorrect height shown in listing image.
Color: Tan, Size: 9 Foot
I purchased these for their tall height to go in the ground, but they are too short and I hit my head on them. The height shown in Amazon's pictures does not match the actual height for the 9- and 10-foot umbrella. The heights are something more like 90-95 inches rather than the 108 and 120 inches indicated. The 9- and 10-foot umbrella description seems to refer to the diameter of the umbrella instead. I have returned them, but Amazon has not yet corrected the listing.
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Reviewed in the United States on May 5, 2026
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Matt
Boise, US
★★★★★ 5
Simple, Comfortable, and Exactly What You Expect
Style: Rack with 3 Pairs (5, 10, and 15 Pound)
These are pretty much exactly what you want from a set of dumbbells — simple, functional, and no nonsense. The neoprene coating gives them a comfortable grip and keeps them from feeling slick in your hands, especially during longer workouts or if your hands get sweaty. The coating also helps keep them from banging up floors or making as much noise compared to bare metal weights, which is nice if you’re working out at home. Weight accuracy seems fine for general fitness use, and they’ve worked great for things like accessory movements, shoulder work, lighter presses, rehab-style exercises, and general muscle toning. The shape also helps keep them from rolling around everywhere when set down. They’re not fancy, and they’re not trying to be — they’re just dependable dumbbells that do what they’re supposed to do at a fair price. If you want straightforward hand weights for home workouts without overthinking it, these are a solid buy.
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Reviewed in the United States on May 26, 2026
C
Verified Purchase
ChaCha
Charlottesville, US
★★★★★ 5
Reliable, Comfortable Dumbbells I Actually Use Every Day
Style: 12 Pound, Pair, Style: 12 Pound, Pair
I’ve been using the Amazon Basics Neoprene Dumbbell Hand Weights daily, and they’ve honestly been perfect for my routine. Whether I’m doing a quick morning workout or adding resistance to a longer session, these have held up really well. The neoprene coating makes a big difference—it provides a comfortable, non-slip grip, even during longer workouts or when my hands get a little sweaty. They’re also easy to clean and don’t have that strong rubber smell some weights can have. I really appreciate the hex shape too. They stay put when I set them down (no rolling across the floor), which makes switching between exercises quick and frustration-free. The weight feels evenly distributed and well-balanced, so movements feel controlled and smooth. Overall, these are simple, no-frills dumbbells that just work. If you’re looking for reliable hand weights for everyday use—whether you’re a beginner or just need something dependable for home workouts—these are a great choice.
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Reviewed in the United States on April 14, 2026

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