Monster innovation, monster versatility, and supreme size come together in the one truck that could only come from Traxxas. Now more than ever, the new Revo 3.3 defines what it means to be the pinnacle of monster truck performance, the standard bearer for cutting edge innovation and boundless capability that all others are measured against. The new Revo 3.3 is pure monster to its core with its massive presence, meaner gaze, and feature-rich capability. More importantly, Revo's advanced engineering equips it for fun, and the new Revo 3.3 delivers even more of it! Revo's specifications are more than just an impressive list of features. They are each specifically engineered and integrated into the model to provide capability and convenience that equates to fun! Revo 3.3's heavy-duty reversing transmission lets you easily back out of tight spots with the flick of a switch, while the OptiDrive®Electronic Transmission Control guarantees safe, smooth engagement every time. Revo engineering makes it the smoothest reversing system available on any nitro truck. The new Traxxas TQi 2.4GHz radio system features the exclusive Traxxas Link wreless Module, a revolutionary concept that harnesses the power of your Android, Apple iPad, iPhone or iPod touch to create the ultimate pro-caliber radio system.