Description: 540 35T 4 Poles Brushed Motor & WP-1060-RTR 60A Brushed ESC with 5V/2A BEC for 1/10 RC Car. 4 pole 12 slot Hi-torque motor design. CNC machined 6061 T6 billet aluminum heatsink can. Precision balanced rotor, smoothness for best reliability and maximum RPM. Three running modes of the ESC: Fwd/Br, Fwd/Rev/Br and Fwd/Rev, fits for various vehicles (Fwd =Forward, Br=Brake, Rev=Reverse). The ESC has automatic throttle range calibration, easy to use. Specification: Motor Size: 540 Turns: 35T Watts: 60W Power supply: 1-3S LiPo Battery Resistance: 0.0875? RPM: 12000 ±10%rpm Max amps:22.7A Shaft diameter: 3.175mm Shaft length: 16mm ESC Model: WP-1060-BRUSHED Fwd. Cont. / Peak Current: 60A /360A Rev. Cont. / Peak Current: 30A /180A Voltage Range: 2-3S Lipo or 5-9 NiMH Resistance: Fwd 0.001?, Rev 0.002? BEC Output: 2A/5V (Linear Mode) PWM Frequency: 1KHz Cooling Fan: Without cooling fan Running Modes: Forward/Reverse/Brake, Forward/Brake, Forward/Reverse Cars Applicable: 1/10: Touring Car, Buggy, Short Course Truck, Monster, Truggy, Rock Crawler and Tank Size Chart: Motor size: Approx. 36x54mm/1.42x2.13inch ESC size: Approx. 35x25x20mm/1.38x0.98x0.79inch Package Includes: 1 Piece Surpass 540 35T Brushed Motor 1 Piece WP-1060-RTR 60A Waterproof Brushed ESC Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement, there may be 1-2mm error in size