1.Adjustable Wing set! Can free adjust Wing higher or lower, within some angles as request. 2.Shock bladder with brace design, to keep it solid, with better reacting force. 3.Whole kit use bearings, smartly. 4.C&Y Racing New design Truggy tire “Wild Burst”, suitable on lands and on lawn. 5.Waterproof system: Waterproof receiver box, NO rubber design. 6.Car weight balance setting: To settle the section of Center Differential/ Battery box/ Receiver box/ Motor/ Servo, to make the center of gravity in balance. 7.Combine mount of battery and mount of esc to One piece. Could fit to all size esc. 8.Considerately wire arrangement Design 9.Brushless Motor 2000KV & ESC 4S 100A