Traxxas 5491 Pro-Built Complete Transmission for Revo 3.3

The Pro-BUILT® 2-speed transmission arrives ready-to-install and precisely assembled to Traxxas’ exacting standards. Pro-BUILT components save time and make it easy to restore like-new performance with factory-fresh parts. Pro-BUILT components ensure your model delivers all the performance, durability, and fun you expect from Traxxas.