KOOLUX BK6S PRO Dual Battery Folding Electric Bike – 500W / 750W Motor Options, 20″ × 4.0″ Fat Tires, 25 km/h (15.5 mph) Top Speed (Unlockable 38 km/h / 23.6 mph), Up to 150 km (93 mi) Range, Shimano 7-Speed
KOOLUX BK6S PRO Dual Battery Electric Bike – Power, Range & All-Terrain Capability
The KOOLUX BK6S PRO is designed for riders who want maximum freedom—more power, more range, and more adventure. Equipped with a dual battery system (48V 13Ah + 48V 10.4Ah, total 23.4Ah), this fat-tire e-bike delivers up to 150 km (93 miles) of range per charge, making it ideal for daily commutes, long weekend rides, and off-road exploration.
Choose your performance:
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The 500W motor provides smooth, efficient power for urban rides and daily use.
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The 750W motor offers higher torque and speed, perfect for hills, trails, and rugged terrain.
With 20″ × 4.0″ fat tires, front suspension, and a durable iron frame, the BK6S PRO ensures comfort, stability, and control whether on city streets, gravel, sand, or snow.
Key Features
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Dual Battery Power – 48V 13Ah + 48V 10.4Ah (total 23.4Ah) for up to 150 km (93 mi) range.
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Motor Options – Available with 500W or 750W brushless motor.
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Speed Modes – 25 km/h (15.5 mph) street-legal, unlockable to 32 km/h (19.9 mph) for private use.
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All-Terrain Tires – 20″ × 4.0″ fat tires with excellent grip and stability.
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Front Suspension – Shock-absorbing fork for smoother rides.
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Safe Braking – Dual disc brakes (front & rear) for responsive stopping.
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Shimano 7-Speed Gears – Tackle flat roads, climbs, and trails with ease.
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Strong Frame – Heavy-duty iron frame supports up to 150 kg (330 lbs).
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Weather Resistant – IP54 rated against dust and splashes.
Technical Specifications
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Motor Power: 500W or 750W brushless (250W EU-compliant option)
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Batteries: Dual 48V 13Ah + 48V 10.4Ah lithium-ion (23.4Ah total)
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Range: Up to 150 km (93 miles)
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Top Speed: 25 km/h (15.5 mph), unlockable to 32 km/h (19.9 mph)
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Charging Time: 5–7 hours
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Frame: Heavy-duty iron
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Tires: 20″ × 4.0″ fat tires
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Suspension: Front shock-absorbing fork
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Brakes: Front & rear disc brakes
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Gearing: Shimano 7-speed transmission
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Max Load: 150 kg (330 lbs)
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Bike Size: 180 × 60 × 125 cm (70.8″ × 23.6″ × 49.2″)
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Package Size: 151 × 30 × 84 cm (59.4″ × 11.8″ × 33″)
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Net/Gross Weight: 38.6 kg / 45.6 kg (85 lbs / 100.5 lbs)
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Max Climb Angle: 25°
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Water Resistance: IP54
- Motor:
- 500W
Pairs well with
Delivery in 2 to 4 working days
Hassle-Free Returns within 30 Days
2-Year Warranty Coverage
Trusted, Award-Winning Support Team
What’s Included
Our goal is for every customer to be totally satisfied with their purchase. If this isn't the case, let us know and we'll do our best to work with you to make it right.
Product Specifications
Brand: PIXAR®
Type: Cruiser Electric Bike
Pedal Assist Range: 120+ km / 75+ miles
Electric-Only Range: 58 km / 36 miles
Top Speed: 25 km/h / 15.5 mph (EU legal)
Dimensions: 183 × 66 × 104 cm / 72 × 26 × 41 in
Max Load Capacity: 250 kg / 550 lbs
Net Weight: 29 kg / 64 lbs
Motor: 250 W peak rear hub brushless motor
Max Torque: 45 N·m / 33 lb-ft
Maximum Output: 48 V 23 A with temperature protection
Battery: Samsung 36 V 12.8 Ah
IP Rating: IPX6 waterproof, CE-certified
Battery Weight: 3.5 kg / 7.7 lbs
Charging Time: ~4–5 hours
Front Suspension: Aluminum adjustable shocks, 100 mm travel / 4 in
Handlebar: Riser; 104 mm grip length / 4 in; 66 cm total width / 26 in
Pedals: 9/16” with reflectors
Chain: 1/2” × 3/32”, 118 links, 21-speed indexing
Crankset: 170 mm cranks / 6.7 in with 48T chainring
Display: LCD with USB charging port
PAS Levels: 0–5
Throttle: Half-twist, optional thumb throttle
Sensor: Speed sensor
Drivetrain: Shimano 7-speed indexing (14–28T), rear derailleur
Charger: UL-certified 2 A smart charger
Rims: Alloy 26” with 13G, 36H spokes
Tires: CST 26” × 2” pneumatic, 45 psi
Brakes: Front & rear mechanical disc brakes, 180 mm rotors / 7 in
Kickstand: Heavy-duty aluminum
Specifications may vary depending on terrain, rider weight, and usage conditions.
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Waterproof IP65
350 Watt Motor
Unlockable Speed
10.5Ah Battery
Cruise Control
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Weight | 25 kgs (45 lbs) |
Payload Capacity | 120 kgs (265 lbs) |
Top Speed | 120 kgs (265 lbs) |
Range | 120 kgs (265 lbs) |
SPECIFICATIONS
| Motor | Brushless rear hub — 500W or 750W variants (250W EU-legal option) |
|---|---|
| Top Speed | 25 km/h (15.5 mph) road-legal; unlockable up to 32 km/h (19.9 mph) for private use |
| Batteries | Dual lithium-ion: 48V 13Ah + 48V 10.4Ah (total 23.4Ah) |
| Total Energy | ≈ 1,123 Wh (48V × 23.4Ah) |
| Range | Up to 150 km (93 miles) per charge, depending on mode & conditions |
| Charging Time | 5–7 hours |
| Frame | Heavy-duty iron, foldable |
| Tires | 20″ × 4.0″ fat pneumatic |
| Suspension | Front shock-absorbing fork |
| Gearing | Shimano 7-speed transmission |
| Brakes | Front & rear mechanical disc brakes |
| Assist Modes | Pedal assist, pure electric (throttle where legal), standard bicycle mode |
| Max Load | 150 kg (330 lbs) |
| Bike Dimensions (L × W × H) | 180 × 60 × 125 cm (70.9″ × 23.6″ × 49.2″) |
| Folded Size (L × W × H) | 96 × 38 × 75 cm (37.8″ × 15.0″ × 29.5″) |
| Net / Gross Weight | 38.6 kg / 45.6 kg (85 lbs / 100 lbs) |
| Climbing Ability | Up to 25° |
| Water Resistance | IP54 (splash & dust resistant) |
| Display | Multifunction LCD (speed, distance, battery, assist level) |
| Lights | Integrated LED front headlight & rear light |
*Actual performance varies with rider weight, terrain, temperature, and riding style.