Thank you for your interest in our product. This is a TAMIYA RC 1/14 Trailer Head Ford Aeromax, a completed model. It comes with the mechanics and a remote control. The assembly manual and remote control instruction manual are also included. We have confirmed that all functions, including forward/backward movement, left/right steering, light operation (on/off and flashing), sound, 3-speed gear shifting, and auto-leg support, are working without any problems. Everything included is shown in the images. Optional parts include: Auto-leg support Aluminum dampers Trailer head electrical circuit unit 【Condition】 Please check the images as there may be minor scratches, scuffs, and dirt from use. Would you like it as a restoration base? Everything in the photos is included.