KIT-M4 THIS IS A CHASSIS KIT. IT REQUIRES FULL ASSEMBLY, ALL ELECTRONICS, AND AN M-CHASSIS SIZED BODY TO COMPLETE. We are here to assist and guide you with any decisions that you need a hand with. After 3RACING released our first M Chassis, we have received a lot of support and feedbacks. There are many drivers looking forward on the AWD M Chassis, therefore let us introduce the M4 to you!M4 design is combined from our successful series SAKURA. The main base design used the new XS/NU design and then comes with some of the new upgraded Sakura Advance 2K18 features. M4 is specially designed AWD M Chassis for beginners to get into the RC hobby.Here are the M4 features:-Adjustable wheelbase from 210 to 225mm; providing wide range of body choices-Battery tray components from the new Sakura Advance 2K18, it is compatible with standard and short pack battery.-Extended front and rear suspension arms provide better stability.-Steering system components from the new Sakura Advance 2K18; it has revised the steering angle moving the CG forward to provides better steering responses.-FRP main chassis and upper deck.-Stabilization System design comes with stabilizers and the stabilizer mounts which have a positioning system that prevents unnecessary movement of the bar and maintains consistency with each run.-New Front and Rear Shock Towers.-Front Spool with Replaceable Drive Cups; Race Spec Composite Front Spool with Replaceable Drive Cups from the Sakura Ultimate.