Overview: The Firma 1900Kv brushless motor is a perfect option for 1/8 scale buggy, truggy or monster trucks with a 3S-6S LiPo powered setup. Featuring a low cog 4-pole 8-magnet rotor design, CNC machined aluminum housing, insulated high purity copper windings, high-quality alloy steel 4mm output shaft, and precision bearings for high durability and smooth rotation. Preinstalled with 4mm gold plated bullet connectors for easy installation, and perfectly matched for the Firma 130 Smart ESC. Features: Perfect upgrade for 1/8 scale racers and bashers Safe-D Shaft provides a C-clip locking point to prevent pinion gear slip High efficiency design 6S LiPo power capable High-quality 4-pole sintered rotor 4mm gold plated bullet connectors High-quality construction with precision ball bearings and hardened steel 5mm shaft