Tamiya Motors and Gearboxes

If you do not know which Tamiya gearbox kit you need, you might find our original Tamiya gearbox gear ratio comparison table helpful. Please note that this table does not contain some of our newer Tamiya gearboxes; click here for a full comparison table of Tamiya gearmotors.

On sale!
Pololu item #: 114
Price: $9.25 $12.50
Temporarily out of stock. See product page to backorder.

Tamiya 70168 Double Gearbox Kit

Tamiya’s double gearbox packs two independent gear trains into a compact and affordable package that is great for small mobile robots. Each side can be assembled to have one of four gear ratios: 12.7:1, 38:1, 115:1, or 344:1.

On sale!
Pololu item #: 61
Price: $8.95 $12.00
Quantity:

Tamiya 70097 Twin-Motor Gearbox Kit

Tamiya’s twin-motor gearbox consists of two independent brushed DC motors and gearboxes in one compact housing, making it perfect for small robots. You can assemble the gearboxes to have a 58:1 or a 204:1 gear ratio.

On sale! New!
Pololu item #: 2196
Price: $13.45 $18.00
Quantity:

Tamiya 70203 Low-Current Motor Gearbox (3-Speed)

This gearbox features a low-current brushed DC motor, which is great for projects where you want to keep your power consumption to a minimum. Its single gear train can be assembled to have one of three gear ratios: 12.7:1, 38.2:1, or 114.7:1.

On sale!
Pololu item #: 1684
Price: $10.95 $15.00
Quantity:

Tamiya 70189 Mini Motor Low-Speed Gearbox (4-Speed) Kit

Tamiya’s 4-speed low-speed mini motor gearbox features a more compact 030-form-factor brushed DC motor driving a single gear train that can be assembled to have one of four gear ratios: 71.4:1, 149.9:1, 314.9:1, or 661.2:1. The gear train includes a self-locking worm gear.

On sale!
Pololu item #: 1682
Price: $10.95 $15.00
Quantity:

Tamiya 70188 Mini Motor Gearbox (8-Speed) Kit

Tamiya’s 8-speed mini motor gearbox features a more compact 030-form-factor brushed DC motor driving a single gear train that can be assembled to have one of eight gear ratios: 7.5:1, 9.5:1, 15.7:1, 19.9:1, 32.9:1, 41.8:1, 79.1:1, or 87.8:1.

On sale!
Pololu item #: 1683
Price: $10.95 $15.00
Quantity:

Tamiya 70190 Mini Motor Multi-Ratio Gearbox (12-Speed) Kit

Tamiya’s 12-speed multi-ratio mini motor gearbox features a more compact 030-form-factor brushed DC motor driving a single gear train that can be assembled to have one of twelve gear ratios: 4.6:1, 5.1:1, 9.7:1, 10.8:1, 20.4:1, 22.6:1, 42.8:1, 47.5:1, 89.9:1, 99.8:1, 188.7:1, or 209.7:1.

On sale!
Pololu item #: 118
Price: $7.55 $8.75
Quantity:

Tamiya 70167 Single Gearbox (4-Speed) Kit

The single gearbox is perfect if you like the gear ratio options of the 70168 double gearbox but need just one motor or added flexibility in positioning multiple output shafts. Available gear ratios are: 12.7:1, 38:1, 115:1, or 344:1.

Pololu item #: 67
Price: $6.95
Quantity:

Tamiya 70093 3-Speed Crank-Axle Gearbox Kit

Tamiya’s 3-speed crank-axle gearbox looks very much like half of the twin-motor gearbox (with an added gear ratio option). This compact gearbox can be built in one of three gear ratios (17:1, 58:1, and 204:1), and is Tamiya’s cheapest, general-purpose gearbox.

Pololu item #: 1681
Price: $7.95
Out of stock.

Tamiya 89914 3-Speed Crank-Axle Gearbox Kit - Clear

Tamiya’s 3-speed crank-axle gearbox looks very much like half of the twin-motor gearbox (with an added gear ratio option). This compact gearbox can be built in one of three gear ratios (17:1, 58:1, and 204:1), and is Tamiya’s cheapest, general-purpose gearbox.

On sale!
Pololu item #: 68
Price: $8.29 $11.00
Quantity:

Tamiya 70110 4-Speed Crank-Axle Gearbox Kit

This gearbox has four possible gear ratios, including the highest gear ratio of Tamiya’s gearbox series, 5402:1. The other options are 126:1, 441:1, and 1543:1. This gearbox also features a worm gear, which locks the output shaft when the motor is not turning.

Pololu item #: 1679
Price: $7.95
Quantity:

Tamiya 89916 4-Speed Crank-Axle Gearbox Kit - Clear

This gearbox has four possible gear ratios, including the highest gear ratio of Tamiya’s gearbox series, 5402:1. The other options are 126:1, 441:1, and 1543:1. This gearbox also features a worm gear, which locks the output shaft when the motor is not turning.

On sale!
Pololu item #: 69
Price: $7.59 $8.75
Quantity:

Tamiya 70103 Universal Gearbox Kit

Unlike the other gearboxes in Tamiya’s series, the universal gearbox has a thin metal frame, making it the smallest Tamiya gearbox. The final two gears are metal, making for a tough output. A worm gear allows for the high gear ratio options of 101:1, 269:1, and 719:1.

On sale!
Pololu item #: 70
Price: $15.99 $18.50
Quantity:

Tamiya 72001 Planetary Gearbox Kit

The first in Tamiya’s “high efficiency” series, the planetary gearbox features two 4:1 and two 5:1 stages that can be combined in any way you like—you can even combine two kits to get really huge gear ratios. The output is always conveniently on the same axis as the motor shaft. Available gear ratios are 4:1, 5:1, 16:1, 20:1, 25:1, 80:1, 100:1, and 400:1.

On sale!
Pololu item #: 71
Price: $10.95 $12.50
Quantity:

Tamiya 72002 High-Speed Gearbox Kit

The high-speed gearbox can be assembled in 11.6:1 and 18:1 gear ratios. This high-efficiency gearbox is therefore suited for very fast vehicles or other fast mechanisms that do not require high torque.

On sale!
Pololu item #: 72
Price: $10.95 $12.50
Quantity:

Tamiya 72003 High-Power Gearbox Kit

With possible gear ratios of 41.7:1 and 64.8:1, the high-power gearbox is well-suited for most vehicles that require a balance of speed and torque.

On sale!
Pololu item #: 73
Price: $10.95 $12.50
Quantity:

Tamiya 72004 Worm Gearbox Kit

The primary feature of this high-efficiency gear box is a worm gear, which locks the output shaft whenever the motor is not 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.

On sale!
Pololu item #: 74
Price: $13.95 $17.50
Quantity:

Tamiya 72005 6-Speed Gearbox Kit

This versatile, high-efficiency gearbox lets you build 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.

On sale! New!
Pololu item #: 2390
Price: $13.95 $19.50
Quantity:

Tamiya 72007 4-Speed High-Power Gearbox Kit

With possible gear ratios of 39.6:1, 47.6:1, 61.7:1, and 74:1, the Tamiya 72007 4-Speed High-Power Gearbox is well-suited for most applications that require a balance of speed and torque.

On sale! New!
Pololu item #: 2391
Price: $13.95 $19.50
Quantity:

Tamiya 72008 4-Speed Worm Gearbox Kit

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.

Pololu item #: 670
Price: $39.95
Temporarily out of stock. See product page to backorder.

Low-Voltage Dual Serial Motor Controller + Tamiya Double Gearbox Combo

This combination deal includes a Tamiya 70168 double gearbox and a Pololu low-voltage dual serial motor controller for a great price!

Pololu item #: 77
Price: $1.99
Temporarily out of stock. See product page to backorder.

Tamiya 980112M Mabuchi FA-130 Motor

The Tamiya 9801112M Mabuchi FA-130 motor is the brushed DC motor included in many of the Tamiya gearboxes and educational toys.