1/10 Rock Crawler Brushed Motor 55T HDThe HD "Heavy Duty" T Series brushed motors, available in the same 35, 45 and 55 turn options as before with an upgraded ferrite magnet to get you wherever you want to go with authority. New looks, better performance and the same great Tekin quality you know and trust! Designed to be paired with the FX R speed control. Features: Brushed Motor Design Dual precision Ball Bearings Alloy Endbell Heat Sink Plates Gold Plated Copper Solder Tabs and Brush