1、High Efficiency: High purity copper windings can maximize efficiency and are precisely designed to achieve maximum energy conversion. 2、Motor Rotor: The precisely balanced rotor has high smoothness and can achieve the best reliability and highest speed. 3、Motor Features: Double ball bearings, balanced speed, low noise, removable, replaceable structure, easy to clean and maintain. 4、Excellent Performance: The high strength magnets provide excellent performance for the brushed motor, excellent torque and long life. And the direct welding wiring guide provides flexible welding options. 5、Multiple Protection: Multiple protection functions, lithium battery or nickel battery low voltage cut off protection, overheating protection, and throttle signal loss protection. 6、High Performance ESC: The ESC has powerful anti current capability and excellent heat dissipation performance. Easy to program, it is compatible with pocket programming cards. 7、Applicable Models: The 3 slot 25T RC 550 brushed motor 80A ESC set is suitable for 1/10 1/12 RC off road car and crawler. Item Type: RC 550 Motor 80A ESC Set Material: Carbon Steel + Copper + Plastic Product Weight: Approx. 324g / 11.4oz Motor Parameters: Product Color: Black Shaft Length: Approx. 12mm / 0.5in Shaft Diameter: Approx. 3.175mm / 0.1in Diameter: Approx. 35.9mm / 1.4in Total Length: Approx. 66mm / 2.6in (without Shaft) Turns: 25T No Load Speed: 13000 ± 12%RPM No Load Current: < 1.3A Blocking Current: 10.3-51.9A Torsion: ≥2190.4g.cm Rotation: CCW Applicable Models: Suitable for 1/10 1/12 RC Off Road Car ESC Parameters: ESC Size: Approx. 42x35x27mm / 1.7x1.4x1.1in Continuous Current / Burst Current: 80A / 320A Resistance: 0.0014ohm Applicable Motor Type: Brushed Motor 540 or Brushed Motor 550 Applicable Models: Suitable for 1/10 brushed crawler or 1/10 brushed car Battery: 2-3 Cells Lipo, 4-9 Cells Nimh BEC: 7.4V / 6.4V Switchable and 5A (switch mode) 1 x 550 Brushed Motor 1 x 80A ESC 2 x Silicone Wire 1 x Manual