New Features 16% Larger footprint longer and wider than the previous KRATON 4X4 4S platform for added stability Tough new suspension arms that increase vehicle width Durable steel 1.35 module main diff gears and input gears in the front and rear gearboxes Strong CVD telescopic driveshafts front and rear Higher shock towers, longer shocks and wider suspension arms for longer, more plush suspension travel Aluminum big bore shocks included as standard CNC machined, red anodized 17mm wheel hubs Steel slipper hub strengthening ring Spektrum Firma 120A brushless ESC and 3668 2400Kv motor Spektrum 2