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4 Speed High Power Gear Box HE

4 Speed High Power Gear Box HE
  • Brand: Tamiya
  • Product Code: TAM 72007
  • Availability: In Stock
  • NZ$28.90
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Released in 1985, the Type 260 motors have been used in a variety of educational and robotics applications. Offered as part of the Tamiya Educational Construction Series gearboxes, the 4-speed High power gearbox H.E can be assembled with high and low gear ratios. These gearboxes are seen at Robotics contests around the world.

This 4-Speed High Power Gearbox H.E. is of the type which is often used at robotics contests.
By changing the motor pinion gears (10T, 12T), the position of the spur gears, as well as the middle and final gear assembly, you have a choice of either 39.6:1, 47.6:1, 61.7:1, or 74.1:1 gear ratios to meet your requirements.
There are two attachment positions for the 4mm dia. threaded drive shaft.
Crank arm, hex hub, and Type 260 motor are included.
Separately available Type 130 and Type 140 motors are also compatible.


Gear Ratio: 39.6:1
RPM: 255
Torque g/cm: 508

Gear Ratio: 47.6:1
RPM: 212
Torque g/cm: 588

Gear Ratio: 61.1:1
RPM: 163
Torque g/cm: 752

Gear Ratio: 74.1:1
RPM: 136
Torque g/cm: 876