Gearboxes
  • Economy Gearbox & Motor

    Economy Gearbox & Motor

    Economical motorized gearbox with in-line motor and mounting holes. Ratio 1:120, 100 rpm. Shaft size (oval): 13/64 x 9/64 in. 3 V DC (6 V DC maximum).

    $7.95
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  • Universal Gearbox

    Universal Gearbox

    Ideal for design technology, this gearbox can be expanded by adding gears up to 6 gear ratios. It has metal side plate. Output shaft 4mm. Kit.

    $18.95
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  • Clunk-Click Gearbox

    Clunk-Click Gearbox

    This gearbox system is easy to assemble and take apart. Includes a motor holder and gears. Ideal for transportation projects. Specs: 1 - 6 V DC, 0.1 - 1.0 A (load dependent). 2mm dia. shaft.

    $6.95
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  • Large Gear Box

    Large Gear Box

    Larger gear is easier to mash. Use with solar cell design or battery car models. 6-12V DC. 3mm dia. shaft.

    $4.95
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  • Heavy Duty Gearbox & Motor, 100:1

    Heavy Duty Gearbox & Motor, 100:1

    Features 100:1 Gear ratio. Use for robotic activities. 6-12V DC. Shaft is 0.15 in. dia. x 3/8 in. L. PLEASE NOTE: Model may change depending on availability of stock.

    $14.95
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  • Gearbox & Motor Kit

    Gearbox & Motor Kit

    Eight different transmission ratios, from 5:1 up to 1125:1. Includes RC20 motor (that runs on 1.5-4.5 V DC) and instructions. Output shaft is 3 mm in diameter.

    $12.95
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  • Gearbox & Wheel Kit

    Gearbox & Wheel Kit

    Special attachment to fit rectangle end and screw to attach wheel to motor. Includes: aluminum bracket, screws, gearbox, [2] half wheels, tube, screweye, snap rod, acrylic hub and rubber band.

    $19.95
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  • Tamiya Universal Gearbox & Motor Kit

    Tamiya Universal Gearbox & Motor Kit

    An extremely useful device that can power a shaft in a horizontal or vertical position relative to the motor. Various arrangements of 24-tooth and 26-tooth gears produces gear ratios of 101:1, 269:1, 719:1.

    $18.95
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  • Tamiya 2-in-1 Gearbox

    Tamiya 2-in-1 Gearbox

    We provide the motor, two sets of gears, metal shafts, gearbox, and other accessories in this kit. Use a different gear setting and you will have a different speed. WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov.

    $10.95
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  • Tamiya Twin Motor Gearbox Kit

    Tamiya Twin Motor Gearbox Kit

    This ready-to-assemble gearbox uses two electric motors to independently control each of the output shafts. Two gear ratios, 207:1 or 58:1 can be selected. Used for SUMO Car" and other robotics projects.

    $26.95
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  • Tamiya Planetary Gearbox Kit

    Tamiya Planetary Gearbox Kit

    A highly versatile system for reduction of high RPM electric motors to high-torque low RPM applications. Combine gearboxes in various ways for 8 different gear ratios (4:1, 5:1, 16:1, 20:1, 25:1, 80:1, 100:1, 400:1).

    $29.95
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  • Tamiya H.E. Worm Gearbox & Motor Kit

    Tamiya H.E. Worm Gearbox & Motor Kit

    Can produce extremely low speeds of rotation and is used for gear reduction. Two gear ratios can be selected (216.1:1 and 336.1:1). Included motor operates on 3-4.5 volts.

    $21.95
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