The Zero 21 Smart Mule X passenger auto 3-wheeler is designed with a robust body structure and a superb performance motor. The gross vehicle weight of the brand-new Zero 21 Smart Mule X passenger auto is 1400 kilograms and a seating capacity of 3 passengers. It works on the BLDC electric motor that produces a power of 10.7 horsepower and a high-end torque. The maximum speed of this 3-wheeler is 25 to 30 kilometers per hour. The Zero 21 Smart has a superior ground clearance of 210 mm. Look into the above table to check its overall dimensions.