This .15 Nitro Go Kart is so hot, it's really cool! You’ll have a blast on concrete and asphalt. It's the latest and most fun machine ever in "1/4 and a half scale" RTR - Transmitter, Receiver & 2-Servos Ball bearings Belt Drive Centrifugal Clutch Hard plastic body panels Aluminum chassis High grip tires King pin front suspension Steering wheel rotates Dual Rate Steering transmitter Backlight steering wheel (really cool!) Scale driver figure with full-face helmet and cloth uniform.