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Bench › Motors and Power › Motor, Gear and Beam Kit for Model Cars

Motor, Gear and Beam Kit for Model Cars
  • Motor, Gear and Beam Kit for Model Cars — view 2
  • Motor, Gear and Beam Kit for Model Cars — view 3
  • Motor, Gear and Beam Kit for Model Cars — view 4
  • Motor, Gear and Beam Kit for Model Cars — view 5

Motor, Gear and Beam Kit for Model Cars

Motors and Power drawer

4.7 out of 5 on the product listing

$47.67

A pull-back motor paired with the beams, gears and axles needed to build a car around it.

Stock and the price you pay are shown on the product listing.

In the pack

  • This bundle contains a high-torque pullback motor (compatible with 6x5x3 units), offering a simple and reliable mechanical power source for dynamic vehicle models and racing toys
  • The set includes a wide variety of standard-sized Technic components such as beams, gears, axles, pins, and bushings, providing the essential pieces for building functional mechanical structures
  • Designed for seamless integration, these parts are compatible with major building brick systems and are suitable for MOC creations, model enhancements, or replacing parts in sets like Technic or EV3
  • Ideal for building and experimenting with mechanics, this bundle helps develop problem-solving skills and engineering understanding through hands-on construction and imaginative play

On the bench

The pull-back motor is the simplest power source in the hobby and still one of the most satisfying. No batteries, no wiring, no remote; you drag the model backwards, wind the spring, and let go. The unit here is the high torque type sized to the common six by five by three footprint, which means it slots into a chassis the same way the familiar ones do and you can design around published dimensions.

How it behaves in a build

What lifts this above a bare motor is the parts around it. Beams and connectors to build a frame that will not fold under spring load, gears and axles to adjust how the drive reaches the wheels, bushes to keep everything in line. Children can build and rebuild with it safely because nothing is electrical, and adults use the same unit for quick mechanism tests before committing to a powered build.

Fit and compatibility

The motor matches the standard pull-back unit footprint and the surrounding parts are cut to technic sizes, so both mix with existing bricks.

More from the Motors and Power drawer

More ASTEM technic parts: gears, axles and compatible building block sets

If this is part of a bigger build, the collection has the pieces around it. The technic gear train, the axles that carry it and the beams around it come out of one compatible building set standard, the same one LEGO® technic has always used. Most of what we fix comes from builders writing in; a customer note about the experience of opening a bag beats any lab test.