Traxxas 3975R Titan 550 Reverse Rotation Motor, 21-turn Titan 550 Motor, 21T, Reverse Rotation
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Traxxas 3975R Titan 550 Reverse Rotation Motor, 21-turn Part# 0-TRA3975R
Specs Length to end of armature: 78mm (3.07") Diameter of can: 38mm (1.5") Length of motor leads: 75mm (2.96") Shaft diameter: (3.2mm) 0.125"