Feature: 1. High Torque Rotor: 4 pole rotor design, with strong torque and stable output power, low friction, low noise and high accuracy. Suitable for 1/8 remote control cars. 2. Reliable Perforamnce: High hardness aluminum CNC shell, high temperature resistant copper coil, 0.2mm thickness silicon steel sheet, high magnetic permeability, high silicon content, good insulation and heat resistance. 3. Overheating Protection Function: The motor has a built in temperature sensor and interface, which can be used with the ESC to realize the motor overheating protection function. 4. Waterproof and Dustproof ESC: The all weather waterproof and dustproof design of the ESC, specially designed for RC model cars, has excellent starting, acceleration and linear functions. 5. Scope of Application: Used for sensorless brushless motor, strong current resistance, excellent heat dissipation, built in switching mode 6.1V, 5A or 7.4V, 5A (switching mode), compatible with high torque and high voltage servo. 6. Multiple Protection Functions: Low voltage cut off protection for lithium or nickel batteries, ESC overheating protection, motor overheating protection, throttle signal loss protection, motor stall protection, easy to program and compatible with pocket sized program cards. 7. Rotor Output Shaft and Bearings: Explosion proof rotor, high toughness stainless steel output shaft, high accuracy bearings make the motor super durable. 8. Detachable Structure Design: Convenient for cleaning and maintenance, effectively prolonging the service life of the motor and improving work efficiency. Specification: Item Type: Brushless Motor Model: 4292 Material: Aluminum Alloy, Copper, Steel, Plastic Color: Black Red Weight: Approx. 833g / 29.4oz KV (RPM/Volt): 1500KV Output Power: 4200W Maximum Voltage: <33V Maximum Current: 128A Number of Motor Poles: 4 IO: 2.2A Resistance (Ω): 0.0073 Maximum Speed: 50000 Motor Diameter: Approx. 40mm / 1.6in, 42mm / 1.7inMotor Length: Approx. 92mm / 3.6in (Without Shaft)Shaft Diameter: Approx. 5mm / 0.2inShaft Length: Approx. 20mm / 0.8inGold Plated Connector: Approx. 6.5mm / 0.3in150A ESC: Continuous Current, Burst Current: 150A, 1080A Motor Type: Sensorless Brushless Motor 4S Lipo or 12S Nimh: 1. Flat Sports Car: 42xx Motor KV＜3000 2. Off Road, Truck: 42xx Motor KV < 2500 6S Lipo or 18S Nimh: 1. Flat Sports Car: 42xx Motor KV＜2500 2. Off Road, Truck: 42xx Motor KV < 2000 Internal Resistance: 0.00028ohm Battery: 3~6S Lipo, 9~18S Nimh BEC Output: 6.1V, 5A or 7.4V, 5A (Switching Mode) ESC Size: Approx. 57.5x45x37mm / 2.3x1.7x1.5in (Without Wire)Application: Suitable for 1/8 RC Car (eg: for Traxxas, for Wltoys, for HSP etc.). Package List: 1 x 4292 Brushless Motor1 x 150A ESC2 x Manual Note: 1. Due to manual measurement, please allow 1‑3mm error, thank you!2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Please unload the cooling fan before using this ESC in water: clean and dry after use to avoid rust on the connector.