Gear Motor 2 - 224:1 Offset Shaft SKU: GM2

Gear Motor 2 – 224:1 Offset Shaft

$5.75 USD

This 224:1 gear motor is very comparable to a hobby servo for power, at a fraction of the cost!

In stock

Quantity Discount % Price
1 - 19 $5.75 USD
20 - 49 9 % $5.23 USD
50 - 99 14 % $4.95 USD
100+ 17 % $4.77 USD
$5.75 USD
SKU: GM2 Categories: , , Tag:


Solarbotics is the sole commercial outlet for these impressive 224:1 gear motors. They are very comparable to a hobby servo for power, at a fraction of the cost!

Mechanical Features

  • 7mm output shaft with double-flat outputs
  • Secondary output shaft (D) for encoders (not meant for rotational loads)
  • Built-in safety ratchet clutch set for 60 in*oz torque (easily modified for full “locked-up” operation)
  • Built-in mounting holes
  • 55x48x22.7mm (2.17×1.89×0.894″)
  • 31.4 grams (1.11oz)
  • 3-6VDC nominal operation

3V Features

  • 24RPM
  • 48.6 in*oz torque
  • 40mA free-running current
  • 400mA stall current

Based on the original design by Mark Tilden for use in the B.I.O.Bugs & RoboSapien, these motors are the next generation with a variety of improvements such as dual output shafts and a lower current motor.

Check out this quick tutorial for how to modify the GM2 from a torquey slow 224:1 ratio to a speedy 14:1 ratio.

Do you need to mount something to the shaft of the motor? Try the GMW – it’s a very effective platform for a variety uses. Alternatively, you’ll also find that a #2×1/4″ SMS screw will provide a snug fit for your need.

(Motors are sold individually – wheels are not included)


More Info

Weight 0.0305 kg
Dimensions 5.5 × 4.8 × 2.3 cm



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