Basic parameters: Wheel base (F/R): 208/203mm Wheelbase: 257mm Gear ratio: 3:1 Need to be purchased separately: Remote control + receiver / ESC / motor / steering gear / gyroscope / battery / charger / car shell / painting / tools and other peripheralsBasic parameters: Wheel base (F/R): 208/203mm Wheelbase: 257mm Gear ratio: 3:1 Need to be purchased separately: Remote control + receiver / ESC / motor / steering gear / gyroscope / battery / charger / car shell / painting / tools and other peripherals