Product name:GTSKYTENRC 3670 2050KV/2650KV Brushless Motor for GTR/Lexus 2S 1:10 3S 4S 1:8 RC Drift Racing Off-road Car Truck Sensorless 2050KV 4 Pole 12 Slot Hi-torque Motor Design. CNC Machined 6061 T6 Billet Aluminum Heatsink Can, High Purity Copper Windings Maximizes Efficiency, High RPM ABEC5 Oversized Bearings. Universal fit, for all 2S 1:8,1/10 car, 3S, 4S 1:8 racing and off-road car. Precision balanced rotor,smoothness for best reliability and maximum RPM. Stator, Thin (0.35mm) Laminations. Removable/Replaceable Rotor, Precision Engineered for Maximum Energy Conversion. It is a good choice for RC fans. . Description: Item type: Motor Brand:GTSKYTENRC Series:GT Color: red Watt:1600 Max RPM: 50000 Rotor poles: 4 Diameter: 35.5mm Length: 69mm Shaft length: 17mm Connector: 4.0mm gold Weight:267g Name: GTSKYTENRC 3670 2650KV RC Motor KV(RPM/Volt): 2650KV Max voltage: less than 18.5V Max amps: 86A Name: GTSKYTENRC 3670 2050KV RC Motor KV(RPM/Volt): 2050KV Max voltage: less than 16.5V Max amps: 95A Package Information: Package size:140 x 87 x 52mm/5.51 x 3.43 x 2.05in Package weight:334g/11.78oz General Box Package Package Include: 1 x GTSKYTENRC Brushless Motor 1 x English Manual