Gear Head Motor - 7.2vdc 30:1 291rpm (6mm shaft)
Gear Head Motor - 7.2vdc 30:1 291rpm (6mm shaft)

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External Motor Shaft for adding USDigital Encoder!
Voltage = 7.2vdc
RPM = 291
Reduction = 30:1
Continuous torque @7.2V: 11oz-in
Stall Torque = 54.31 oz-in (3.9 kg-cm)
Outside Diameter = 37mm
Weight = 4.27 oz.
Full Specs

Model Number: GHM-03
Price: $21.95 
Weight: 0.34


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Images / Videos Assembly Guides Specifications
  • Weight = 4.22 oz. (119.63 g)
  • Reduction = 30:1
  • Stall Torque = 54.31 oz-in (3.91 kg-cm)
  • Length (motor and gear) = 1.72" (4.37 cm)
  • Length (shaft only) = 0.89" (2.26 cm)
  • Diameter (motor and gear) = 1.45" (3.68 cm)
  • Diameter (shaft) = 6mm
  • Current (at 7.2v no load) = 200mA
  • Current (at 7.2v locked shaft) = 3.80A
Information
Approximate Vehicle Speed by Wheel Diameter
  • 5.00" diameter wheel = 72.0" per Second
  • 3.50" diameter wheel = 39.8" per Second
  • 2.88" diameter wheel = 50.4" per Second
  • 2.50" diameter wheel = 36.0" per Second
  • 2.13" diameter wheel = 30.7" per Second