Tamiya

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US$18.84
This can be assembled in 11.6:1 and 18:1 gear ratios. The high-efficiency gearbox is therefore suited for very fast vehicles or other fast mechanisms that do not require high torque.
Delivery within 2-3 weeks
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US$18.84
This high-power gearbox can be built in a gear ratio of 41.7:1 or 64.8:1, making it well-suited for most vehicles that require a balance of speed and torque.
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US$18.84
The primary feature is a worm gear, which locks the output shaft whenever the motor isn’t turning. The high gear ratios of 216:1 or 336:1 make this gearbox appropriate for small walking robots, lifting mechanisms, and other applications where high torque is desired.
Delivery within 2-3 weeks
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US$19.84
This is a versatile, high-efficiency gearbox that you can build in one of the following gear ratios: 11.6:1, 29.8:1, 76.5:1, 196.7:1, 505.9:1, and 1300.9:1. Whatever your application, chances are that one of the configurations will do the job.
Delivery within 2-3 weeks
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US$24.39
This kit includes one brushed DC motor and all the gears and parts to build any of the four possible gear ratio configurations: 39.6:1, 47.6:1, 61.7:1, 74:1. The four gear ratio options give you the flexibility to choose the best speed and torque for your project.
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US$23.48
The primary feature of this gearbox is a worm gear, which locks the output shaft when the motor is not turning. Its high gear ratios of 84:1, 216:1, 555.4:1, and 1428.2:1 make this gearbox appropriate for small walking robots, lifting mechanisms, and other applications where high torque is desired.
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