CMACEWHEEL K20 Electric Fat Bike – 250W Rated / 950W Peak Motor, 48V 18Ah Battery, 55 km Range, 20" Fat Tire

CMACEWHEEL K20 — 20" Fat-Tire Retro Electric Bike (Moped Style)

Turn heads on city streets and conquer off-road trails with the vintage-inspired CMACEWHEEL K20. Combining classic moped styling with modern electric performance, it is powered by an EU-compliant brushless rear motor featuring a 250W rated continuous output and a 950W peak power surge, paired with an in-frame removable 48V 18Ah (864Wh) battery under the seat delivering up to 55 km (34 mi) of pedal-assist range. In strict compliance with European road standards (EN 15194 / EPAC), the top speed is factory-limited to 25 km/h (15.5 mph) in pedal-assist mode with the twist throttle disabled. For riders located outside the European Union, the twist throttle can be activated and the top speed unlocked up to 42 km/h (26 mph). Built on a rugged retro aluminum alloy frame in a stealth Matte Black finish with 20"×4.0" fat tires on maintenance-free integrated alloy wheels, front suspension fork, and front & rear mechanical disc brakes, the K20 delivers unmistakable attitude, stability, and control.

🔋 Long-Lasting, Removable Battery

• 48V 18Ah lithium battery · 864Wh · up to 55 km (34 mi) per charge (pedal assist) / 30–40 km pure electric (outside EU with throttle activated)
• In-frame removable design positioned securely under the seat — charge indoors safely or directly on the bike; full charge in ≈ 8 hours
• Intelligent BMS safety protection + over-current protection + key-lockable anti-theft battery

🚀 250W Rated / 950W Peak Power & Legal Compliance

• 250W Continuous Rated / 950W Peak Motor: Fully complies with EU road regulations with a 250W continuous rated output, while providing up to 950W peak power surge for climbs up to 30° and responsive acceleration
• EU-Compliant Speed & Throttle Configuration: Factory-capped at 25 km/h (15.5 mph) in pedal-assist mode with the twist throttle disabled to strictly satisfy European street-legal requirements
• Outside-EU Unlock & Throttle Activation: For use strictly outside the European Union, the twist throttle function can be enabled and the maximum speed unlocked up to 42 km/h (26 mph)
• 5 pedal-assist levels + 3 riding modes to customize your daily commute, relaxed cruising, or off-road exploration

🛞 20"×4.0" Fat Tires & One-Piece Integrated Wheels

• 20" × 4.0" puncture-resistant fat tires — exceptional cushioning and traction across snow, sand, loose gravel, and city asphalt
• Integrated cast alloy one-piece wheels — ultra-durable, stylish, and free from loose spokes or spoke maintenance
• Front suspension fork absorbs road vibrations and impacts for a smooth, relaxed ride
• Front and rear mechanical disc brakes ensure dependable, immediate stopping power in all weather conditions
• Shimano 7-speed gearing system ensures smooth, accurate shifting across varied terrains and climbs

📟 Smart LCD Display & 4-LED Headlight

• Smart LCD display: real-time speed, battery level, trip distance, and PAS assist level at a glance
• Distinctive 4-LED front headlight with visor and rear tail light for high-visibility cruising day and night

🚲 Retro Moped Frame & Everyday Utility

• Heavy-duty retro moped-inspired aluminum alloy frame finished in an aggressive Matte Black
• Comes fully equipped with front and rear full-coverage fenders and a sturdy kickstand
• Carries up to 150 kg (330 lbs) — ideally suited for riders from 165–190 cm (5'5"–6'3")
• IP65 water-resistant rating for worry-free riding in wet weather and rainy conditions

📐 Specifications

Note: Range and speed are measured under ideal pedal-assist conditions; actual performance varies with rider weight, terrain, temperature, and assist level. The 250W continuous rated motor and 25 km/h factory speed limit strictly comply with European road standards (EN 15194 / EPAC). Within the EU, the twist throttle is disabled. Enabling the throttle and unlocking speed up to 42 km/h is exclusively permitted outside the European Union. Please adhere strictly to your local traffic regulations.

🚚 Shipping & Delivery

• Poland Warehouse: Fast delivery within 3–7 business days to EU countries.
• China Warehouse: Direct factory dispatch with door-to-door tracked delivery within 15–45 business days.
• Dispatch: Orders are typically processed and shipped within 24–48 hours on business days.

🛡️ Warranty & After-Sales Support

• 1-Year Warranty: Covers motor, frame, controller, and charger against manufacturer defects.
• 6-Month Warranty: Dedicated coverage for the 48V 18Ah lithium battery.
• Customer Care: Lifetime technical support and replacement parts support for your peace of mind.

📦 What's in the Box?

• 1 × CMACEWHEEL K20 Electric Fat Bike (mostly pre-assembled)
• 1 × 48V 18Ah Removable Lithium Battery (with keys)
• 1 × Battery Charger & Power Cable
• 1 × Front & Rear Fenders
• 1 × Multi-functional Assembly Toolkit
• 1 × User Manual & Quick Start Guide

❓ Frequently Asked Questions (FAQ)

Q: Is this electric bike street-legal in Europe?
A: Yes! The CMACEWHEEL K20 is fully configured for European road compliance, featuring an EU-compliant 250W continuous rated motor, a factory speed cap of 25 km/h (15.5 mph) in pedal-assist mode, and a disabled twist throttle.

Q: Can the maximum speed be unlocked and can the throttle be activated?
A: Enabling the twist throttle and unlocking speed up to 42 km/h (26 mph) is strictly permitted and intended ONLY for riders and destinations outside the European Union. Within the EU, the throttle remains disabled and the speed remains capped at 25 km/h to strictly comply with European road regulations.

Q: What is the difference between rated power and peak power?
A: The motor provides a continuous rated output of 250W to meet EU street-legal requirements, while delivering a peak power surge of up to 950W when extra torque is required for steep trail climbs (up to 30°) and rapid acceleration.

Q: Can the battery be removed to charge indoors?
A: Yes! The 48V 18Ah battery is housed in the frame under the seat, key-lockable, and completely removable. You can charge it directly on the bike or take it indoors to charge safely.

Q: What are the advantages of integrated cast alloy wheels?
A: Integrated one-piece cast alloy wheels provide incredible structural rigidity, sleek aggressive aesthetics, and complete freedom from bent spokes or periodic spoke tension adjustments.

Q: Can I ride this electric bike in the rain?
A: The bike features an IP65 water resistance rating, providing excellent protection against water splashes and rain. We recommend avoiding heavy downpours and deep standing water.

Q: Need help before you buy?
A: Our support team is happy to help — just reach out through our store's contact page.