QUESTION: what is the heaviest piece & how many pieces if dismantled ANSWER: The rear portion of the scooter is the heaviest, which includes the transmission and the motor weighing approx 50lbs. If dismantled, there are totally three pieces For more discussions, options and details about the product, or to order the product, please click here This affordable high performance 3-wheel electric scooter (mobility scooter) is easy to assemble and dismontle without the need of tools. Shipping is free. Economic 3-wheel power mobility scooter - Compact Size. The programmable dynamic rhino control panel has easy-to-read battery gauge and self-diagnosing flash unit. Scooter can be assembled easily and dismantled quickly i.e. no tools required. Swivel seat with adjustable height can be folded easily. Thumb operates forward & reverse control. Adjustable steering column. Tiller adjustment. Front and rear driving wheels with flat-free tiresoffer excellent maneuverability even in tight spaces. The portable on-board charger conveniently storesin the trunk compartment and goes everywherewith the chair. Headlight, reflectors and anti-tipper improve safety. Candy apple red, emerald green or silver. Overall Width: 23" Overall Height: 37" Overall Length: 43" Seat Width: 18" Seat Height: 22.5" - 24.5" Seat Depth: 16.5" Arm to Arm Width: 18" - 27" Arm Height: 29" Back Height: 13.5" Motor: DC24V, 560W 3/4HP Battery Type: 12V, 18AH Battery Charger: 24V, 1.8AH Range: 15 miles Speed: 5 mph Weight Capacity: 250 lbs. Weight w/o Battery: 100.8 lbs. Weight w/ Battery: 130.3 lbs. Ground Clearance: 3.4" Grade Climbing: 12o Turing Radius: 33.5" Tire Size: 9" x 3" Front and Rear