Traxxas SLASH ULTIMATE ESC, 3355r Velineon VXL-3s 4x4 rustler rally Bandit 6804r Genuine Traxxas Replacement Parts Waterproof ESC can hand upto 3s LiPo (11.1v) 3355r ESC is the updated model (2014) and has the new High-Current Connectors. NOT compatible with older style 3500 Brushless Motor (#3351) (mounting screws sold separately in our screw set)