Description: 540 V3 Sensored Brushless Motor MODIFIED 8.5T for 1:10 RC Car Hight RPM precision bearings Adjustable Timing Compatible with any Sensored/ Sensorless ESC CNC Machined Billet T6 Aluminum Heatsink Can Hight Purity Copper Windings Maximizes Conductivity Hight Power Solder Tabs; Removable/Replaceable Rotor Powerful Sintered Neodymium Magndet Precision Engineered for Maximum Energy Conversion Meet IFMAR/ROAR rules Sensor-based for excellent torque and low-speed driveability Adjustable angle Specification: Item name: Sensored brushless motor Size: 540 TYPE: MODIFIED Watts: 340 Turns: 8.5 KV: 4250KV Battery: 1-3S LiPo battery Sensored: Yes Max current: 80A Resistance: 0.0138 Shaft diameter: 3.175mm Weight: 160g Size Chart: Size: Approx. 35.8 x 54mm/ 1.4 x 2.12inch Package Includes: 1 Piece 540 Sensored Brushless Motor