Powerful motor has a 30% longer armature than a standard 540 size motor for extreme monster torque
This is the 3975R Titan 550 Reverse Rotation Motor from Traxxas. Traxxas has grown to become the number-1 selling name in RTR nitro and electric models for the last 4 years running. No one has done more than Traxxas to advance the RTR category with innovative thinking and fun designs that make it easy for anyone to get started in the great R/C hobby. Traxxas, truly the fastest name in Radio Control.