This is the Tekin Redline T8 Gen 2 1900kV Sensored Brushless Motor and the RX8 GEN2 Electronic Speed Control. FEATURES: Motor; (TEKC2357) Designed for 1/8 scale buggies CNC machined 6061 T6 billet aluminum ribbed heatsink can ROAR approved Sensored and sensorless operation Dual plug sensor wire harness Four pole neodymium sintered magnet ABEC5 precision high-speed oversize bearings Rebuildable design High current solder tabs Solderless sensor PCB replacement ESC; (TEKM2301) HotWire PC interface for advanced programming and updating (Hotwire Interface (TEKM1450) and Adapter (TEKM3825) must be purchased separately) Datalogging capability D2 Dual Drive Mode technology Replaceable cooling fan with impact resistant design for off-road applications On-board teperature indicator Pit tune mode Self test diagnostics and factory reset DGF2 digital glitch filtering V2 Sensor plug for precise communication with all motors HDAC high density copper PCBs INCLUDES: Tekin Redline T8 Gen 2 1900kV Sensored Brushless Motor with the RX8 GEN2 ESC, Sensor Wire and Cooling Fan