Traxxas 3678 Wheelie Bar Assembly for Traxxas 2WD Electric Vehicles Assembled wheelie bar features four adjusment positions to lower the height of the wheels Quickly and easily installs onto Traxxas electric Slash 2WD, Rustler, Bandit, and Stampede vehicles Durable composite nylon construction offers an extra level of protection for the motor and transmission case Accepts wheelie bar accessories such as the aluminum wheelie bar wheels with rubber tires Use Traxxas stock and hop-up replacement parts to get the most out of your Traxxas RTR vehicles