Tamiya 72008 4-Speed Worm Gearbox Kit


Availability: Retired

Out Of Stock

SKU: ROB-063 Manufacturer: Tamiya Mfg Part Number: 72008



The Tamiya 72008 4-Speed Worm Gearbox kit includes one brushed DC motor and all the gears and parts to build any of the four possible gear ratio configurations: 84:1, 216:1, 555.4:1, 1428.2:1 . The four gear ratio options give you the flexibility to choose the best speed and torque for your project.

The kit includes step-by-step illustrated instructions in both Japanese and English. The kit can be built with just a screwdriver, but the instructions recommend having side cutters, pliers, and a modeling knife on hand.


  • Typical operating voltage: 3.0V
  • Gear ratio options: 84.0, 216.0, 555.4, 1428.2 :1
  • Motor shaft stall torque @ 3V: 0.97 oz·in
  • Free-run motor shaft speed @ 3V: 9400 rpm
  • Free-run current @ 3V: 150 mA
  • Stall current @ 3V: 2700 mA

  Difficulty Level

Soldering Skill: N/A
Prototyping Skill: Beginner
Programming Skill: N/A

  Product Certifications

  Product Attributes

Weight: 150 g

  Warranty Policy

This product has a 30 Day Warranty from the date of delivery. The item must not be modified, abused, incorrectly hooked up, or used for purposes outside the original scope of design.

  Return Policy

This product is Final Sale and cannot be returned once purchased. 

More Information:
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