Excellent Climbing Performance370 Magnetic Motor with four driving force provides greater torue and more powerful climbing. Truck is easy to uphill at 45 degree climbing. Strong Chassis StructionProfessional metal chassis with upgraded steering system allows truck steering at 45-degree large twist angle, strong torque and flexible performances. With four metal spring shock absorber, suspension system protects the truck from vibration caused by craggy road surfaces, in result of a steadier drive.