ITEM NAME:1/10 RC Hi- 55T 540 Brushed Motor For Axial SCX10 RC4WD D90 Rc Cralwer Description: 4 Pole 12 Slot Hi-torque Motor Design CNC Machined 6061 T6 Billet Aluminum Heatsink Can High Purity Copper Windings Maximizes Efficiency,High RPM Oversized Bearings . Precision balanced rotor,smoothness for best reliability and maximum RPM Removable/Replaceable Rotor,Precision Engineered for Maximum Energy Conversion Specification: Type: 540 55T Max voltage: 13V Max current: 28A Suit for 1/10 RC Car Shaft dia: 3.17mm Shaft length: 12mm Motor dia: 36mm Color: Black Speed / 7.2V:8000rpm(55T) Package Includes: 1 Piece 540 55T Brushed Motor SKU: DMO0008655061025236.Type: 540 55T. Speed / 7.2V:8000rpm(55T). 1 Piece 540 55T Brushed Motor. Suit for 1/10 RC Car. 4 Pole 12 Slot Hi-torque Motor Design. Motor dia: 36mm. Precision balanced rotor,smoothness for best reliability and maximum RPM.