1. 30.5CC engine 2. 40KG metal gear steering servo 3. 15KG metal throttle servo 4. alloy diff. gear set 5, 98 ... 570mm7,Rear wheel drive8,Rear disc. Brake9,15KG full metal gear throttle servo10,40KG metal gear steering servo11,Upgraded dominator exhaust pipe12, ... CNC alloy diff. gear set13,full terrain tyres sets ( ...