Traxxas 3975 Titan 23 Turn 550 MotorProduct DescriptionMotor, Titan 550 (21 turns 14 volts) (1) The Titan 550 is a 21 turn fan cooled 550 size motor capable of handling 14. 4 volts. This powerful motor has a 30% longer armature than a standard 540 size motor for extreme monster torque. Use Traxxas stock and hop up replacement parts to get the most out of your Traxxas RTR vehicles. This product is made from high quality materials and designed for long lasting performance. This is