Feature: 1. High Performance: RC car brushless motor features a 4 poles, 12 slots high torsion motor design with CNC machined 6061 T6 billet aluminum radiator cans. 2. High Efficiency: 3650 4300KV brushless motor with high purity copper winding to maximize efficiency with high speed ABEC5 oversized bearings. 3. Widely Available: This universal brushless sensorless motor is easy to install and fits all 1/10 brushless cars with M3 screws for multi mount systems. 4. Balanced Rotor: 4 poles brushless motor's precisely balanced rotor with better smoothness provides better reliability and maximum speed. 5. Accurate Design: Stator ultra thin (0.35mm) blades, removable, replaceable rotor, accurate design for maximum energy conversion. Specification: Item Type: 3650 Brushless Motor Model: 3650/3.5T Material: Aluminum Alloy, Copper, Steel Color: Orange Motor Length: Approx. 50mm/1.97in(without Shaft) Motor Diameter: Approx. 36mm/1.42in Shaft Diameter: Approx. 3.175mm/0.13in Shaft Length: Approx. 15mm/0.59in Gold Plated Plug: Approx. 4.0mm/0.16in KV (RPM / Volt): 4300KV Wattage: 900W Maximum Voltage: <12V Maximum Current: 75A Maximum Speed: 50000 No Load Current: 2.7A Number of Motor Poles: 4 Internal Resistance(Ω): 0.0075 Applicable: for All 1/10 Brushless Cars. Package List: 1 x 3650 Brushless Motor 1 x Manual Note: 1. Due to manual measurement, please allow 1‑3mm/0.04‑0.12in error.2. Due to the differences between different monitors, the picture may not reflect the actual color of the item.3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.