The TR - MT8E is ready to run right out of the box, just add your own LIPO batteries. Team Redcat designed the TR - MT8E to be super strong and durable. Included with the vehicle are reinforced differentials, hardened steel drive shafts, oversizes front bumper, high quality ball bearings, super strong and long travel suspension, adjustable turnbuckles, durable polycarbonate body and included LED lights built into the front bumper. The electronics have also been well thought out, including a waterproof Savox servo, Hobby wing 100a waterproof ESC and 42 mm. high torque 2500KV brush less motor.