brand new and high quality Features: Features: 4 Pole 12 Slot Hi-torque Motor Design ,CNC Machined 6061 T6 Billet Aluminum Heatsink Can , Copper Windings Maximizes Efficiency,High RPM Oversized Bearings ,Precision balanced rotor,smoothness for best reliability and maximum RPM . High strength magnets for unmatched brush-motor performance,Specifically designed for R/C vehicles that require precise movement control,Excellent torque and long-run times. Direct-Solder Wiring Tabs for flexible soldering options,Dual-ball Bearings Design. Specifications: Optional Type: 540 21T,27T,35T,45T,55T,60T Max voltage: 13V Max current: 28A Suit for 1/10 RC Car Color: Black Size:app. 6.7x3.5cm/2.63x1.38' Quantity: 1 pc Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 x 540 motor (other accessories demo in the picture is not included.)