Vehicles

3D Models of Throttle-Body Gears and STL Parts

This collection gathers STL files for throttle-body gears and related throttle parts. It covers replacement gears, multi-part repair kits, complete housings, and small-engine versions. Use it when a plastic gear inside a throttle body has worn and you want to inspect options for 3D printing. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

A Polyzon collection · 45 models from 6 platforms

How this collection is put together

Polyzon assembles this collection from search results on the connected platforms. Repeats and models without a preview are removed, weak matches go to the end, and the rest keeps the search order. Models belong to their authors — check the terms on each model's page.

Selection rules: the Polyzon editorial team · Text updated 2026-10-11

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About the category

«3D Models of Throttle-Body Gears and STL Parts»

The models range from single replacement gears to sets that include several gears for one throttle body. Some files represent the gear alone, while others include the shaft, housing, or linkage parts. Small-engine and motorcycle throttle bodies appear alongside car and light-truck units, so the scale and mounting style vary.

When choosing a file, check the tooth count, module or pitch, outer diameter, and the way the gear attaches to the shaft. Look at the author's photos of real prints and any listed material or settings, because throttle bodies sit near heat and vibration. Decide whether supports are needed and whether the part will be printed as one piece or assembled from several components.

To narrow the results, search by the engine family, throttle body type, or the gear position inside the assembly. Related terms include throttle actuator gear, idle gear, repair kit, throttle valve, and throttle body housing. If the exact model is not listed, compare dimensions and tooth geometry with a similar file and adjust the search wording.

FAQ

Frequently asked questions

What should I measure before choosing a throttle-body gear file?
Measure the old gear's tooth count, outer diameter, thickness, and shaft opening. Compare those dimensions with the model description and any drawings the author provides.
Can a 3D printed gear replace a metal gear?
It depends on the original part and the forces inside the throttle body. Many throttle bodies use plastic gears, but the file should match the original shape and the material should match the author's notes.
Can I print these gears in different materials?
The author may list a preferred filament or resin. Check the model page for material notes, then compare them with your printer and the part's location.
How do I find a gear for a specific throttle body?
Search by the throttle body type, engine family, or gear position. If the exact file is not available, look for similar tooth geometry and dimensions, then check the source page for details.
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