Type: BrushedSize: 540Bearings or Bushings: Bushing# of Turns/Windings: 20TTiming: NoVoltage: 4.8 - 9.6VCells: 4-8 Ni-Cd/Ni-MH or 2S Li-PoOverall Diameter: 1.42 inch (36mm)Shaft Diameter: .125" (3.175mm)Shaft Length: 0.60 inch (15.5mm)Overall Length: 1.98 inch (50mm)