Features: brand new and high quality brand new and high-quality 540 3-Slot brushed waterproof motor. High strength magnets for outstanding brush-motor performances. Rebuildable with an easily accessible commutator and brushes and springs. Specifically designed for RC vehicles that require precise movement control. Excellent torque and long-run times. Direct-Solder Wiring Tabs for flexible soldering options. Dual-ball bearings design. 13T, 21T, 35T, 45T, 55T, 80T Motors are available. Specifications: Material: Metal Color: As Pictures Show Style: 80T/55T/45T/35T/21T/13T Size: Approx.6.5x3.8cm/2.56x1.50in Motor Diameter: 36mm Motor Shaft Length: 12mm Shaft Diameter: 3.17mm Use Voltage: 7.4V Suitable for 1/10 RC Car Weight: Approx.180g Package Includes: 1 Piece 540 Brushed Waterproof Motor (80T/55T/45T/35T/21T/13T) note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!