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Children's Electric Car 3D Models and STL Parts

This collection gathers STL files for the parts that keep children's ride-on electric cars running: gearboxes, wheels, steering wheels and body fittings. It helps when a plastic component has worn out or a model has to be rebuilt at another scale. Most entries are small mechanical pieces that fit a 3D printer with a standard build volume. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

このコレクションの本文は英語で書かれています。検索自体はどの言語でも使えます。

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選定基準：Polyzon編集部 · 本文の更新日：2026年10月14日

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«Children's Electric Car 3D Models and STL Parts»

Gearboxes and reduction gears dominate the topic, usually as multi-part assemblies with a housing, a pinion and one or more spur gears. Wheels and tires appear both as complete units and as hub adapters that link a rim to a motor shaft. Steering wheels, clips and battery covers are simpler single-piece prints, while scale models of electric cars are decorative rather than functional.

On the author's model page, look at the tooth count, module and shaft diameter for gears, and the rim diameter, bolt pattern and axle bore for wheels. Check how many parts have to be printed, how they join, and whether the author lists supports, layer height and material. Photos of real prints show how a part sits on the car and where it may need sanding or reaming.

Search terms can be narrowed with words such as ride-on, gearbox, reduction gear, wheel adapter, hub, steering column or battery cover. Related topics include toy car chassis, motor mounts, axle holders and wiring covers. Trying singular and plural forms, and the local name for a ride-on car, usually brings up more results.

FAQ

よくある質問

What should I measure before printing a gear for a ride-on car?
Measure the shaft diameter, the number of teeth on the original gear and the distance between the gear and the motor mount. These values decide whether a printed replacement will mesh correctly.
Can these parts be printed in PLA?
PLA works for covers, clips and decorative models, while gears and hubs under load are usually printed in PETG, ABS or a filled filament. The author's page often names a material and settings to start from.
How do I find a wheel that matches an existing tire?
Compare the rim diameter, the bolt circle and the axle bore with the printed part. Adapters are often published separately from tires, so check both entries.
Are these files only for repairs?
No. Some entries are scale models of electric cars or decorative parts, and others are upgrades such as larger wheels or reinforced gearboxes.
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