Team Trinity "X Factor" ROAR Spec 13.5T Brushless Motor. Features: Standard X Factor: 10% Lighter than Previous Motors Weight (144g avg) Updated Composite Sensor Board 0 - 60 Degrees of Timing adjustment Revolutionary timing ring & locking end plate systems saves weight Only 6 short screws (no long screws) X-Flow Cooling which pulls more air through the can, reducing motor temps 2pc CNC Machined Aluminum can allows for more accurate deviation readings 2mm Ultra Low Resistance Solder Tabs Updated Stator Design provides a more efficient power curve NO FADE! Team Spec: Production Base Motor Thorough visual inspection for any issues including timing, shimming and loose screws Each and every production Motor Stator is tested and only the TOP 5% are labeled as Team SPEC 5% Stator Resistance Numbers are Marked on the Inside of the box then then box is Sealed with a Special Team SPEC Label. 2650Kv this number is approximate set as Zero Degrees of Timing. Sensored Brushless Motors are not rated in Kv's due to the fact that timing and voltage can effect the Kv number.