This is the Traxxas 775 Titan Motor. FEATURES: Five-pole armature for superior torque and smoothness Fan-cooled Heavy-duty 5mm output shaft Features an extra wrap of steel around the can for maximum magnetic field strength INCLUDES: One Traxxas Titan 775 with preinstalled leads and connectors REQUIRES: Installation on vehicle SPECS: Can Diameter: 46.35mm (1.8") Can Length: 67mm (2.6") Shaft Diameter: 5mm (0.20") Shaft Length: 13.5mm (0.53") Input: 16.8V Turns: 10 turns cnh 3/5/09 ir/jxs