Factory Price KOOLUX X9 Stock 750W for AU Warehouse 48V 15.6Ah Hydraulic Brakes Fat Tire City Bike Mountain Electric Bicycle

Ride with power, comfort, and stability using the KOOLUX X9 Fat Tire Electric Bike. Designed for adults and teens, this electric mountain bike combines a 750 W rear hub motor, a 48 V 15.6 Ah lithium battery, and wide 20 × 4-inch tyres for urban travel, recreational riding, and selected off-road routes.

The brushless motor delivers smooth electric assistance with torque of approximately 70–80 Nm. A Shimano 7-speed transmission allows riders to adjust gearing for flat roads, hills, and changing terrain, while front and rear disc brakes provide controlled stopping performance.

The battery is integrated into the frame for a clean appearance and balanced weight distribution. Depending on the selected riding mode and conditions, the bike can provide an estimated travel range of approximately 70–150 km per charge.

Key Features

• 750 W brushless rear hub motor

• 48 V 15.6 Ah lithium-ion battery

• Estimated range of 70–150 km

• Maximum speed of approximately 45–50 km/h

• Wide 20 × 4-inch pneumatic fat tyres

• Shimano 7-speed transmission

• Front and rear disc brakes

• 3.5-inch colour LCD display

• IP54 water-resistant construction

• Strong carbon steel frame

• Maximum climbing angle of approximately 25°

• Maximum supported rider weight of 120 kg

• Suitable for urban, mountain, and recreational riding

• Includes pump, lock, and bell

Product Specifications

• Brand: KOOLUX

• Model: X9

• Product Type: Fat Tire Electric Mountain Bike

• Motor Power: 750 W

• Motor Type: Brushless Rear Hub Motor

• Battery Type: Rechargeable Lithium-Ion Battery

• Battery Voltage: 48 V

• Battery Capacity: 15.6 Ah

• Battery Position: Integrated Within the Frame

• Estimated Range: Approximately 70–150 km

• Maximum Speed: Approximately 45–50 km/h

• Charging Time: Approximately 6–7 Hours

• Torque: Approximately 70–80 Nm

• Gears: Shimano 7-Speed Transmission

• Wheel Size: 20 Inches

• Tyre Size: 20 × 4 Inches

• Tyre Type: Pneumatic Fat Tyres

• Braking System: Front and Rear Disc Brakes

• Frame Material: Carbon Steel

• Display: 3.5-Inch Colour LCD Screen

• Water-Resistance Rating: IP54

• Maximum Rider Weight: 120 kg

• Maximum Climbing Angle: Approximately 25°

• Expanded Dimensions: 1650 × 690 × 1140 mm

• Design: Non-Folding

• Net Weight: 41.5 kg

• Gross Weight: 49.6 kg

• Package Dimensions: 1450 × 280 × 870 mm

• Colour: Black

• Country of Origin: Guangdong, China

Riding Applications

The KOOLUX X9 is suitable for:

• Daily urban commuting

• Recreational cycling

• Gravel and countryside routes

• Selected mountain and trail riding

• Longer-distance journeys

• Beach and soft-surface riding

• General outdoor transportation

Display and Controls

The 3.5-inch LCD screen can provide essential riding information such as:

• Current speed

• Battery level

• Assistance mode

• Travel distance

• Riding status

Actual display functions should be confirmed before publishing the final product listing.

Included Accessories

• Air pump

• Bicycle lock

• Bell

Performance Information

Actual maximum speed, travel range, and climbing ability may vary depending on:

• Rider weight

• Terrain and incline

• Pedal-assistance level

• Weather conditions

• Tyre pressure

• Battery condition

• Riding speed

• Local speed restrictions

Check local laws before use, as electric bicycle motor-power and speed limits vary by country and region.

The KOOLUX X9 combines a powerful electric motor, wide fat tyres, dependable braking, and long-range battery support for practical commuting and outdoor riding.